2025 Initial ICD-10-CM Codes - Page 21
The 2025 Initial ICD-10-CM Codes list includes 14,552 diagnosis codes used when a patient is receiving active treatment for the first time for a particular condition. Per ICD-10-CM guidelines, an initial encounter does not always mean the first visit; it refers to the active treatment phase, which may include multiple visits. Coders and billers should select these codes when services such as surgery, medication, or therapy are being performed. Accurate use of initial encounter codes is crucial for claim approval and ensures that reimbursement reflects the intensity of treatment provided.
- Poisoning by, adverse effect of and underdosing of anestheti
- Poisoning by, adverse effect of and underdosing of antiepile
- Poisoning by, adverse effect of and underdosing of drugs pri
- Poisoning by, adverse effect of and underdosing of hormones
- Poisoning by, adverse effect of and underdosing of narcotics
- Poisoning by, adverse effect of and underdosing of nonopioid
- Poisoning by, adverse effect of and underdosing of other sys
- Poisoning by, adverse effect of and underdosing of psychotro
T41.0X1A - Poisoning by inhaled anesthetics, accidental (unintentional), initial encounter Billable
T41.0X2A - Poisoning by inhaled anesthetics, intentional self-harm, initial encounter Billable
T41.0X3A - Poisoning by inhaled anesthetics, assault, initial encounter Billable
T41.0X4A - Poisoning by inhaled anesthetics, undetermined, initial encounter Billable
T41.0X5A - Adverse effect of inhaled anesthetics, initial encounter Billable
T41.0X6A - Underdosing of inhaled anesthetics, initial encounter Billable
T41.1X1A - Poisoning by intravenous anesthetics, accidental (unintentional), initial encounter Billable
T41.1X2A - Poisoning by intravenous anesthetics, intentional self-harm, initial encounter Billable
T41.1X3A - Poisoning by intravenous anesthetics, assault, initial encounter Billable
T41.1X4A - Poisoning by intravenous anesthetics, undetermined, initial encounter Billable
T41.1X5A - Adverse effect of intravenous anesthetics, initial encounter Billable
T41.1X6A - Underdosing of intravenous anesthetics, initial encounter Billable
T41.201A - Poisoning by unspecified general anesthetics, accidental (unintentional), initial encounter Billable
T41.202A - Poisoning by unspecified general anesthetics, intentional self-harm, initial encounter Billable
T41.203A - Poisoning by unspecified general anesthetics, assault, initial encounter Billable
T41.204A - Poisoning by unspecified general anesthetics, undetermined, initial encounter Billable
T41.205A - Adverse effect of unspecified general anesthetics, initial encounter Billable
T41.206A - Underdosing of unspecified general anesthetics, initial encounter Billable
T41.291A - Poisoning by other general anesthetics, accidental (unintentional), initial encounter Billable
T41.292A - Poisoning by other general anesthetics, intentional self-harm, initial encounter Billable
T41.293A - Poisoning by other general anesthetics, assault, initial encounter Billable
T41.294A - Poisoning by other general anesthetics, undetermined, initial encounter Billable
T41.295A - Adverse effect of other general anesthetics, initial encounter Billable
T41.296A - Underdosing of other general anesthetics, initial encounter Billable
T41.3X1A - Poisoning by local anesthetics, accidental (unintentional), initial encounter Billable
T41.3X2A - Poisoning by local anesthetics, intentional self-harm, initial encounter Billable
T41.3X3A - Poisoning by local anesthetics, assault, initial encounter Billable
T41.3X4A - Poisoning by local anesthetics, undetermined, initial encounter Billable
T41.3X5A - Adverse effect of local anesthetics, initial encounter Billable
T41.3X6A - Underdosing of local anesthetics, initial encounter Billable
T41.41XA - Poisoning by unspecified anesthetic, accidental (unintentional), initial encounter Billable
T41.42XA - Poisoning by unspecified anesthetic, intentional self-harm, initial encounter Billable
T41.43XA - Poisoning by unspecified anesthetic, assault, initial encounter Billable
T41.44XA - Poisoning by unspecified anesthetic, undetermined, initial encounter Billable
T41.45XA - Adverse effect of unspecified anesthetic, initial encounter Billable
T41.46XA - Underdosing of unspecified anesthetics, initial encounter Billable
T41.5X1A - Poisoning by therapeutic gases, accidental (unintentional), initial encounter Billable
T41.5X2A - Poisoning by therapeutic gases, intentional self-harm, initial encounter Billable
T41.5X3A - Poisoning by therapeutic gases, assault, initial encounter Billable
T41.5X4A - Poisoning by therapeutic gases, undetermined, initial encounter Billable
T41.5X5A - Adverse effect of therapeutic gases, initial encounter Billable
T41.5X6A - Underdosing of therapeutic gases, initial encounter Billable
T42.0X1A - Poisoning by hydantoin derivatives, accidental (unintentional), initial encounter Billable
T42.0X2A - Poisoning by hydantoin derivatives, intentional self-harm, initial encounter Billable
T42.0X3A - Poisoning by hydantoin derivatives, assault, initial encounter Billable
T42.0X4A - Poisoning by hydantoin derivatives, undetermined, initial encounter Billable
T42.0X5A - Adverse effect of hydantoin derivatives, initial encounter Billable
T42.0X6A - Underdosing of hydantoin derivatives, initial encounter Billable
T42.1X1A - Poisoning by iminostilbenes, accidental (unintentional), initial encounter Billable
T42.1X2A - Poisoning by iminostilbenes, intentional self-harm, initial encounter Billable
T42.1X3A - Poisoning by iminostilbenes, assault, initial encounter Billable
T42.1X4A - Poisoning by iminostilbenes, undetermined, initial encounter Billable
T42.1X5A - Adverse effect of iminostilbenes, initial encounter Billable
T42.1X6A - Underdosing of iminostilbenes, initial encounter Billable
T42.2X1A - Poisoning by succinimides and oxazolidinediones, accidental (unintentional), initial encounter Billable
T42.2X2A - Poisoning by succinimides and oxazolidinediones, intentional self-harm, initial encounter Billable
T42.2X3A - Poisoning by succinimides and oxazolidinediones, assault, initial encounter Billable
T42.2X4A - Poisoning by succinimides and oxazolidinediones, undetermined, initial encounter Billable
T42.2X5A - Adverse effect of succinimides and oxazolidinediones, initial encounter Billable
T42.2X6A - Underdosing of succinimides and oxazolidinediones, initial encounter Billable
T42.3X1A - Poisoning by barbiturates, accidental (unintentional), initial encounter Billable
T42.3X2A - Poisoning by barbiturates, intentional self-harm, initial encounter Billable
T42.3X3A - Poisoning by barbiturates, assault, initial encounter Billable
T42.3X4A - Poisoning by barbiturates, undetermined, initial encounter Billable
T42.3X5A - Adverse effect of barbiturates, initial encounter Billable
T42.3X6A - Underdosing of barbiturates, initial encounter Billable
T42.4X1A - Poisoning by benzodiazepines, accidental (unintentional), initial encounter Billable
T42.4X2A - Poisoning by benzodiazepines, intentional self-harm, initial encounter Billable
T42.4X3A - Poisoning by benzodiazepines, assault, initial encounter Billable
T42.4X4A - Poisoning by benzodiazepines, undetermined, initial encounter Billable
T42.4X5A - Adverse effect of benzodiazepines, initial encounter Billable
T42.4X6A - Underdosing of benzodiazepines, initial encounter Billable
T42.5X1A - Poisoning by mixed antiepileptics, accidental (unintentional), initial encounter Billable
T42.5X2A - Poisoning by mixed antiepileptics, intentional self-harm, initial encounter Billable
T42.5X3A - Poisoning by mixed antiepileptics, assault, initial encounter Billable
T42.5X4A - Poisoning by mixed antiepileptics, undetermined, initial encounter Billable
T42.5X5A - Adverse effect of mixed antiepileptics, initial encounter Billable
T42.5X6A - Underdosing of mixed antiepileptics, initial encounter Billable
T42.6X1A - Poisoning by other antiepileptic and sedative-hypnotic drugs, accidental (unintentional), initial encounter Billable
T42.6X2A - Poisoning by other antiepileptic and sedative-hypnotic drugs, intentional self-harm, initial encounter Billable
T42.6X3A - Poisoning by other antiepileptic and sedative-hypnotic drugs, assault, initial encounter Billable
T42.6X4A - Poisoning by other antiepileptic and sedative-hypnotic drugs, undetermined, initial encounter Billable
T42.6X5A - Adverse effect of other antiepileptic and sedative-hypnotic drugs, initial encounter Billable
T42.6X6A - Underdosing of other antiepileptic and sedative-hypnotic drugs, initial encounter Billable
T42.71XA - Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, accidental (unintentional), initial encounter Billable
T42.72XA - Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, intentional self-harm, initial encounter Billable
T42.73XA - Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, assault, initial encounter Billable
T42.74XA - Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, undetermined, initial encounter Billable
T42.75XA - Adverse effect of unspecified antiepileptic and sedative-hypnotic drugs, initial encounter Billable
T42.76XA - Underdosing of unspecified antiepileptic and sedative-hypnotic drugs, initial encounter Billable
T42.8X1A - Poisoning by antiparkinsonism drugs and other central muscle-tone depressants, accidental (unintentional), initial encounter Billable
T42.8X2A - Poisoning by antiparkinsonism drugs and other central muscle-tone depressants, intentional self-harm, initial encounter Billable
T42.8X3A - Poisoning by antiparkinsonism drugs and other central muscle-tone depressants, assault, initial encounter Billable
T42.8X4A - Poisoning by antiparkinsonism drugs and other central muscle-tone depressants, undetermined, initial encounter Billable
T42.8X5A - Adverse effect of antiparkinsonism drugs and other central muscle-tone depressants, initial encounter Billable
T42.8X6A - Underdosing of antiparkinsonism drugs and other central muscle-tone depressants, initial encounter Billable
T44.0X1A - Poisoning by anticholinesterase agents, accidental (unintentional), initial encounter Billable
T44.0X2A - Poisoning by anticholinesterase agents, intentional self-harm, initial encounter Billable
T44.0X3A - Poisoning by anticholinesterase agents, assault, initial encounter Billable
T44.0X4A - Poisoning by anticholinesterase agents, undetermined, initial encounter Billable
T44.0X5A - Adverse effect of anticholinesterase agents, initial encounter Billable
T44.0X6A - Underdosing of anticholinesterase agents, initial encounter Billable
T44.1X1A - Poisoning by other parasympathomimetics [cholinergics], accidental (unintentional), initial encounter Billable
T44.1X2A - Poisoning by other parasympathomimetics [cholinergics], intentional self-harm, initial encounter Billable
T44.1X3A - Poisoning by other parasympathomimetics [cholinergics], assault, initial encounter Billable
T44.1X4A - Poisoning by other parasympathomimetics [cholinergics], undetermined, initial encounter Billable
T44.1X5A - Adverse effect of other parasympathomimetics [cholinergics], initial encounter Billable
T44.1X6A - Underdosing of other parasympathomimetics [cholinergics], initial encounter Billable
T44.2X1A - Poisoning by ganglionic blocking drugs, accidental (unintentional), initial encounter Billable
T44.2X2A - Poisoning by ganglionic blocking drugs, intentional self-harm, initial encounter Billable
T44.2X3A - Poisoning by ganglionic blocking drugs, assault, initial encounter Billable
T44.2X4A - Poisoning by ganglionic blocking drugs, undetermined, initial encounter Billable
T44.2X5A - Adverse effect of ganglionic blocking drugs, initial encounter Billable
T44.2X6A - Underdosing of ganglionic blocking drugs, initial encounter Billable
T44.3X1A - Poisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, accidental (unintentional), initial encounter Billable
T44.3X2A - Poisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, intentional self-harm, initial encounter Billable
T44.3X3A - Poisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, assault, initial encounter Billable
T44.3X4A - Poisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, undetermined, initial encounter Billable
T44.3X5A - Adverse effect of other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, initial encounter Billable
T44.3X6A - Underdosing of other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, initial encounter Billable
T44.4X1A - Poisoning by predominantly alpha-adrenoreceptor agonists, accidental (unintentional), initial encounter Billable
T44.4X2A - Poisoning by predominantly alpha-adrenoreceptor agonists, intentional self-harm, initial encounter Billable
T44.4X3A - Poisoning by predominantly alpha-adrenoreceptor agonists, assault, initial encounter Billable
T44.4X4A - Poisoning by predominantly alpha-adrenoreceptor agonists, undetermined, initial encounter Billable
T44.4X5A - Adverse effect of predominantly alpha-adrenoreceptor agonists, initial encounter Billable
T44.4X6A - Underdosing of predominantly alpha-adrenoreceptor agonists, initial encounter Billable
T44.5X1A - Poisoning by predominantly beta-adrenoreceptor agonists, accidental (unintentional), initial encounter Billable
T44.5X2A - Poisoning by predominantly beta-adrenoreceptor agonists, intentional self-harm, initial encounter Billable
T44.5X3A - Poisoning by predominantly beta-adrenoreceptor agonists, assault, initial encounter Billable
T44.5X4A - Poisoning by predominantly beta-adrenoreceptor agonists, undetermined, initial encounter Billable
T44.5X5A - Adverse effect of predominantly beta-adrenoreceptor agonists, initial encounter Billable
T44.5X6A - Underdosing of predominantly beta-adrenoreceptor agonists, initial encounter Billable
T44.6X1A - Poisoning by alpha-adrenoreceptor antagonists, accidental (unintentional), initial encounter Billable
T44.6X2A - Poisoning by alpha-adrenoreceptor antagonists, intentional self-harm, initial encounter Billable
T44.6X3A - Poisoning by alpha-adrenoreceptor antagonists, assault, initial encounter Billable
T44.6X4A - Poisoning by alpha-adrenoreceptor antagonists, undetermined, initial encounter Billable
T44.6X5A - Adverse effect of alpha-adrenoreceptor antagonists, initial encounter Billable
T44.6X6A - Underdosing of alpha-adrenoreceptor antagonists, initial encounter Billable
T44.7X1A - Poisoning by beta-adrenoreceptor antagonists, accidental (unintentional), initial encounter Billable
T44.7X2A - Poisoning by beta-adrenoreceptor antagonists, intentional self-harm, initial encounter Billable
T44.7X3A - Poisoning by beta-adrenoreceptor antagonists, assault, initial encounter Billable
T44.7X4A - Poisoning by beta-adrenoreceptor antagonists, undetermined, initial encounter Billable
T44.7X5A - Adverse effect of beta-adrenoreceptor antagonists, initial encounter Billable
T44.7X6A - Underdosing of beta-adrenoreceptor antagonists, initial encounter Billable
T44.8X1A - Poisoning by centrally-acting and adrenergic-neuron-blocking agents, accidental (unintentional), initial encounter Billable
T44.8X2A - Poisoning by centrally-acting and adrenergic-neuron-blocking agents, intentional self-harm, initial encounter Billable
T44.8X3A - Poisoning by centrally-acting and adrenergic-neuron-blocking agents, assault, initial encounter Billable
T44.8X4A - Poisoning by centrally-acting and adrenergic-neuron-blocking agents, undetermined, initial encounter Billable
T44.8X5A - Adverse effect of centrally-acting and adrenergic-neuron-blocking agents, initial encounter Billable
T44.8X6A - Underdosing of centrally-acting and adrenergic-neuron-blocking agents, initial encounter Billable
T38.0X1A - Poisoning by glucocorticoids and synthetic analogues, accidental (unintentional), initial encounter Billable
T38.0X2A - Poisoning by glucocorticoids and synthetic analogues, intentional self-harm, initial encounter Billable
T38.0X3A - Poisoning by glucocorticoids and synthetic analogues, assault, initial encounter Billable
T38.0X4A - Poisoning by glucocorticoids and synthetic analogues, undetermined, initial encounter Billable
T38.0X5A - Adverse effect of glucocorticoids and synthetic analogues, initial encounter Billable
T38.0X6A - Underdosing of glucocorticoids and synthetic analogues, initial encounter Billable
T38.1X1A - Poisoning by thyroid hormones and substitutes, accidental (unintentional), initial encounter Billable
T38.1X2A - Poisoning by thyroid hormones and substitutes, intentional self-harm, initial encounter Billable
T38.1X3A - Poisoning by thyroid hormones and substitutes, assault, initial encounter Billable
T38.1X4A - Poisoning by thyroid hormones and substitutes, undetermined, initial encounter Billable
T38.1X5A - Adverse effect of thyroid hormones and substitutes, initial encounter Billable
T38.1X6A - Underdosing of thyroid hormones and substitutes, initial encounter Billable
T38.2X1A - Poisoning by antithyroid drugs, accidental (unintentional), initial encounter Billable
T38.2X2A - Poisoning by antithyroid drugs, intentional self-harm, initial encounter Billable
T38.2X3A - Poisoning by antithyroid drugs, assault, initial encounter Billable
T38.2X4A - Poisoning by antithyroid drugs, undetermined, initial encounter Billable
T38.2X5A - Adverse effect of antithyroid drugs, initial encounter Billable
T38.2X6A - Underdosing of antithyroid drugs, initial encounter Billable
T38.3X1A - Poisoning by insulin and oral hypoglycemic [antidiabetic] drugs, accidental (unintentional), initial encounter Billable
T38.3X2A - Poisoning by insulin and oral hypoglycemic [antidiabetic] drugs, intentional self-harm, initial encounter Billable
T38.3X3A - Poisoning by insulin and oral hypoglycemic [antidiabetic] drugs, assault, initial encounter Billable
T38.3X4A - Poisoning by insulin and oral hypoglycemic [antidiabetic] drugs, undetermined, initial encounter Billable
T38.3X5A - Adverse effect of insulin and oral hypoglycemic [antidiabetic] drugs, initial encounter Billable
T38.3X6A - Underdosing of insulin and oral hypoglycemic [antidiabetic] drugs, initial encounter Billable
T38.4X1A - Poisoning by oral contraceptives, accidental (unintentional), initial encounter Billable
T38.4X2A - Poisoning by oral contraceptives, intentional self-harm, initial encounter Billable
T38.4X3A - Poisoning by oral contraceptives, assault, initial encounter Billable
T38.4X4A - Poisoning by oral contraceptives, undetermined, initial encounter Billable
T38.4X5A - Adverse effect of oral contraceptives, initial encounter Billable
T38.4X6A - Underdosing of oral contraceptives, initial encounter Billable
T38.5X1A - Poisoning by other estrogens and progestogens, accidental (unintentional), initial encounter Billable
T38.5X2A - Poisoning by other estrogens and progestogens, intentional self-harm, initial encounter Billable
T38.5X3A - Poisoning by other estrogens and progestogens, assault, initial encounter Billable
T38.5X4A - Poisoning by other estrogens and progestogens, undetermined, initial encounter Billable
T38.5X5A - Adverse effect of other estrogens and progestogens, initial encounter Billable
T38.5X6A - Underdosing of other estrogens and progestogens, initial encounter Billable
T38.6X1A - Poisoning by antigonadotrophins, antiestrogens, antiandrogens, not elsewhere classified, accidental (unintentional), initial encounter Billable
T38.6X2A - Poisoning by antigonadotrophins, antiestrogens, antiandrogens, not elsewhere classified, intentional self-harm, initial encounter Billable
T38.6X3A - Poisoning by antigonadotrophins, antiestrogens, antiandrogens, not elsewhere classified, assault, initial encounter Billable
T38.6X4A - Poisoning by antigonadotrophins, antiestrogens, antiandrogens, not elsewhere classified, undetermined, initial encounter Billable
T38.6X5A - Adverse effect of antigonadotrophins, antiestrogens, antiandrogens, not elsewhere classified, initial encounter Billable
T38.6X6A - Underdosing of antigonadotrophins, antiestrogens, antiandrogens, not elsewhere classified, initial encounter Billable
T38.7X1A - Poisoning by androgens and anabolic congeners, accidental (unintentional), initial encounter Billable
T38.7X2A - Poisoning by androgens and anabolic congeners, intentional self-harm, initial encounter Billable
T38.7X3A - Poisoning by androgens and anabolic congeners, assault, initial encounter Billable
T38.7X4A - Poisoning by androgens and anabolic congeners, undetermined, initial encounter Billable
T38.7X5A - Adverse effect of androgens and anabolic congeners, initial encounter Billable
T38.7X6A - Underdosing of androgens and anabolic congeners, initial encounter Billable
T38.801A - Poisoning by unspecified hormones and synthetic substitutes, accidental (unintentional), initial encounter Billable
T38.802A - Poisoning by unspecified hormones and synthetic substitutes, intentional self-harm, initial encounter Billable
T38.803A - Poisoning by unspecified hormones and synthetic substitutes, assault, initial encounter Billable
T38.804A - Poisoning by unspecified hormones and synthetic substitutes, undetermined, initial encounter Billable
T38.805A - Adverse effect of unspecified hormones and synthetic substitutes, initial encounter Billable
T38.806A - Underdosing of unspecified hormones and synthetic substitutes, initial encounter Billable
T38.811A - Poisoning by anterior pituitary [adenohypophyseal] hormones, accidental (unintentional), initial encounter Billable
T38.812A - Poisoning by anterior pituitary [adenohypophyseal] hormones, intentional self-harm, initial encounter Billable
T38.813A - Poisoning by anterior pituitary [adenohypophyseal] hormones, assault, initial encounter Billable
T38.814A - Poisoning by anterior pituitary [adenohypophyseal] hormones, undetermined, initial encounter Billable
T38.815A - Adverse effect of anterior pituitary [adenohypophyseal] hormones, initial encounter Billable
T38.816A - Underdosing of anterior pituitary [adenohypophyseal] hormones, initial encounter Billable
T38.891A - Poisoning by other hormones and synthetic substitutes, accidental (unintentional), initial encounter Billable
T38.892A - Poisoning by other hormones and synthetic substitutes, intentional self-harm, initial encounter Billable
T38.893A - Poisoning by other hormones and synthetic substitutes, assault, initial encounter Billable
T38.894A - Poisoning by other hormones and synthetic substitutes, undetermined, initial encounter Billable
T38.895A - Adverse effect of other hormones and synthetic substitutes, initial encounter Billable
T38.896A - Underdosing of other hormones and synthetic substitutes, initial encounter Billable
T38.901A - Poisoning by unspecified hormone antagonists, accidental (unintentional), initial encounter Billable
T38.902A - Poisoning by unspecified hormone antagonists, intentional self-harm, initial encounter Billable
T38.903A - Poisoning by unspecified hormone antagonists, assault, initial encounter Billable
T38.904A - Poisoning by unspecified hormone antagonists, undetermined, initial encounter Billable
T38.905A - Adverse effect of unspecified hormone antagonists, initial encounter Billable
T38.906A - Underdosing of unspecified hormone antagonists, initial encounter Billable
T38.991A - Poisoning by other hormone antagonists, accidental (unintentional), initial encounter Billable
T38.992A - Poisoning by other hormone antagonists, intentional self-harm, initial encounter Billable
T38.993A - Poisoning by other hormone antagonists, assault, initial encounter Billable
T38.994A - Poisoning by other hormone antagonists, undetermined, initial encounter Billable
T38.995A - Adverse effect of other hormone antagonists, initial encounter Billable
T38.996A - Underdosing of other hormone antagonists, initial encounter Billable
T40.0X1A - Poisoning by opium, accidental (unintentional), initial encounter Billable
T40.0X2A - Poisoning by opium, intentional self-harm, initial encounter Billable
T40.0X3A - Poisoning by opium, assault, initial encounter Billable
T40.0X4A - Poisoning by opium, undetermined, initial encounter Billable
T40.0X5A - Adverse effect of opium, initial encounter Billable
T40.0X6A - Underdosing of opium, initial encounter Billable
T40.1X1A - Poisoning by heroin, accidental (unintentional), initial encounter Billable
T40.1X2A - Poisoning by heroin, intentional self-harm, initial encounter Billable
T40.1X3A - Poisoning by heroin, assault, initial encounter Billable
T40.1X4A - Poisoning by heroin, undetermined, initial encounter Billable
T40.2X1A - Poisoning by other opioids, accidental (unintentional), initial encounter Billable
T40.2X2A - Poisoning by other opioids, intentional self-harm, initial encounter Billable
T40.2X3A - Poisoning by other opioids, assault, initial encounter Billable
T40.2X4A - Poisoning by other opioids, undetermined, initial encounter Billable
T40.2X5A - Adverse effect of other opioids, initial encounter Billable
T40.2X6A - Underdosing of other opioids, initial encounter Billable
T40.3X1A - Poisoning by methadone, accidental (unintentional), initial encounter Billable
T40.3X2A - Poisoning by methadone, intentional self-harm, initial encounter Billable
T40.3X3A - Poisoning by methadone, assault, initial encounter Billable
T40.3X4A - Poisoning by methadone, undetermined, initial encounter Billable
T40.3X5A - Adverse effect of methadone, initial encounter Billable
T40.3X6A - Underdosing of methadone, initial encounter Billable
T40.411A - Poisoning by fentanyl or fentanyl analogs, accidental (unintentional), initial encounter Billable
T40.412A - Poisoning by fentanyl or fentanyl analogs, intentional self-harm, initial encounter Billable
T40.413A - Poisoning by fentanyl or fentanyl analogs, assault, initial encounter Billable
T40.414A - Poisoning by fentanyl or fentanyl analogs, undetermined, initial encounter Billable
T40.415A - Adverse effect of fentanyl or fentanyl analogs, initial encounter Billable
T40.416A - Underdosing of fentanyl or fentanyl analogs, initial encounter Billable
T40.421A - Poisoning by tramadol, accidental (unintentional), initial encounter Billable
T40.422A - Poisoning by tramadol, intentional self-harm, initial encounter Billable
T40.423A - Poisoning by tramadol, assault, initial encounter Billable
T40.424A - Poisoning by tramadol, undetermined, initial encounter Billable
T40.425A - Adverse effect of tramadol, initial encounter Billable
T40.426A - Underdosing of tramadol, initial encounter Billable
T40.491A - Poisoning by other synthetic narcotics, accidental (unintentional), initial encounter Billable
T40.492A - Poisoning by other synthetic narcotics, intentional self-harm, initial encounter Billable
T40.493A - Poisoning by other synthetic narcotics, assault, initial encounter Billable
T40.494A - Poisoning by other synthetic narcotics, undetermined, initial encounter Billable
T40.495A - Adverse effect of other synthetic narcotics, initial encounter Billable
T40.496A - Underdosing of other synthetic narcotics, initial encounter Billable
T40.5X1A - Poisoning by cocaine, accidental (unintentional), initial encounter Billable
T40.5X2A - Poisoning by cocaine, intentional self-harm, initial encounter Billable
T40.5X3A - Poisoning by cocaine, assault, initial encounter Billable
T40.5X4A - Poisoning by cocaine, undetermined, initial encounter Billable
T40.5X5A - Adverse effect of cocaine, initial encounter Billable
T40.5X6A - Underdosing of cocaine, initial encounter Billable
T40.601A - Poisoning by unspecified narcotics, accidental (unintentional), initial encounter Billable
T40.602A - Poisoning by unspecified narcotics, intentional self-harm, initial encounter Billable
T40.603A - Poisoning by unspecified narcotics, assault, initial encounter Billable
T40.604A - Poisoning by unspecified narcotics, undetermined, initial encounter Billable
T40.605A - Adverse effect of unspecified narcotics, initial encounter Billable
T40.606A - Underdosing of unspecified narcotics, initial encounter Billable
T40.691A - Poisoning by other narcotics, accidental (unintentional), initial encounter Billable
T40.692A - Poisoning by other narcotics, intentional self-harm, initial encounter Billable
T40.693A - Poisoning by other narcotics, assault, initial encounter Billable
T40.694A - Poisoning by other narcotics, undetermined, initial encounter Billable
T40.695A - Adverse effect of other narcotics, initial encounter Billable
T40.696A - Underdosing of other narcotics, initial encounter Billable
T40.711A - Poisoning by cannabis, accidental (unintentional), initial encounter Billable
T40.712A - Poisoning by cannabis, intentional self-harm, initial encounter Billable
T40.713A - Poisoning by cannabis, assault, initial encounter Billable
T40.714A - Poisoning by cannabis, undetermined, initial encounter Billable
T40.715A - Adverse effect of cannabis, initial encounter Billable
T40.716A - Underdosing of cannabis, initial encounter Billable
T40.721A - Poisoning by synthetic cannabinoids, accidental (unintentional), initial encounter Billable
T40.722A - Poisoning by synthetic cannabinoids, intentional self-harm, initial encounter Billable
T40.723A - Poisoning by synthetic cannabinoids, assault, initial encounter Billable
T40.724A - Poisoning by synthetic cannabinoids, undetermined, initial encounter Billable
T40.725A - Adverse effect of synthetic cannabinoids, initial encounter Billable
T40.726A - Underdosing of synthetic cannabinoids, initial encounter Billable
T40.8X1A - Poisoning by lysergide [LSD], accidental (unintentional), initial encounter Billable
T40.8X2A - Poisoning by lysergide [LSD], intentional self-harm, initial encounter Billable
T40.8X3A - Poisoning by lysergide [LSD], assault, initial encounter Billable
T40.8X4A - Poisoning by lysergide [LSD], undetermined, initial encounter Billable
T40.901A - Poisoning by unspecified psychodysleptics [hallucinogens], accidental (unintentional), initial encounter Billable
T40.902A - Poisoning by unspecified psychodysleptics [hallucinogens], intentional self-harm, initial encounter Billable
T40.903A - Poisoning by unspecified psychodysleptics [hallucinogens], assault, initial encounter Billable
T40.904A - Poisoning by unspecified psychodysleptics [hallucinogens], undetermined, initial encounter Billable
T40.905A - Adverse effect of unspecified psychodysleptics [hallucinogens], initial encounter Billable
T40.906A - Underdosing of unspecified psychodysleptics [hallucinogens], initial encounter Billable
T40.991A - Poisoning by other psychodysleptics [hallucinogens], accidental (unintentional), initial encounter Billable
T40.992A - Poisoning by other psychodysleptics [hallucinogens], intentional self-harm, initial encounter Billable
T40.993A - Poisoning by other psychodysleptics [hallucinogens], assault, initial encounter Billable
T40.994A - Poisoning by other psychodysleptics [hallucinogens], undetermined, initial encounter Billable
T40.995A - Adverse effect of other psychodysleptics [hallucinogens], initial encounter Billable
T40.996A - Underdosing of other psychodysleptics [hallucinogens], initial encounter Billable
T39.011A - Poisoning by aspirin, accidental (unintentional), initial encounter Billable
T39.012A - Poisoning by aspirin, intentional self-harm, initial encounter Billable
T39.013A - Poisoning by aspirin, assault, initial encounter Billable
T39.014A - Poisoning by aspirin, undetermined, initial encounter Billable
T39.015A - Adverse effect of aspirin, initial encounter Billable
T39.016A - Underdosing of aspirin, initial encounter Billable
T39.091A - Poisoning by salicylates, accidental (unintentional), initial encounter Billable
T39.092A - Poisoning by salicylates, intentional self-harm, initial encounter Billable
T39.093A - Poisoning by salicylates, assault, initial encounter Billable
T39.094A - Poisoning by salicylates, undetermined, initial encounter Billable
T39.095A - Adverse effect of salicylates, initial encounter Billable
T39.096A - Underdosing of salicylates, initial encounter Billable
T39.1X1A - Poisoning by 4-Aminophenol derivatives, accidental (unintentional), initial encounter Billable
T39.1X2A - Poisoning by 4-Aminophenol derivatives, intentional self-harm, initial encounter Billable
T39.1X3A - Poisoning by 4-Aminophenol derivatives, assault, initial encounter Billable
T39.1X4A - Poisoning by 4-Aminophenol derivatives, undetermined, initial encounter Billable
T39.1X5A - Adverse effect of 4-Aminophenol derivatives, initial encounter Billable
T39.1X6A - Underdosing of 4-Aminophenol derivatives, initial encounter Billable
T39.2X1A - Poisoning by pyrazolone derivatives, accidental (unintentional), initial encounter Billable
T39.2X2A - Poisoning by pyrazolone derivatives, intentional self-harm, initial encounter Billable
T39.2X3A - Poisoning by pyrazolone derivatives, assault, initial encounter Billable
T39.2X4A - Poisoning by pyrazolone derivatives, undetermined, initial encounter Billable
T39.2X5A - Adverse effect of pyrazolone derivatives, initial encounter Billable
T39.2X6A - Underdosing of pyrazolone derivatives, initial encounter Billable
T39.311A - Poisoning by propionic acid derivatives, accidental (unintentional), initial encounter Billable
T39.312A - Poisoning by propionic acid derivatives, intentional self-harm, initial encounter Billable
T39.313A - Poisoning by propionic acid derivatives, assault, initial encounter Billable
T39.314A - Poisoning by propionic acid derivatives, undetermined, initial encounter Billable
T39.315A - Adverse effect of propionic acid derivatives, initial encounter Billable
T39.316A - Underdosing of propionic acid derivatives, initial encounter Billable
T39.391A - Poisoning by other nonsteroidal anti-inflammatory drugs [NSAID], accidental (unintentional), initial encounter Billable
T39.392A - Poisoning by other nonsteroidal anti-inflammatory drugs [NSAID], intentional self-harm, initial encounter Billable
T39.393A - Poisoning by other nonsteroidal anti-inflammatory drugs [NSAID], assault, initial encounter Billable
T39.394A - Poisoning by other nonsteroidal anti-inflammatory drugs [NSAID], undetermined, initial encounter Billable
T39.395A - Adverse effect of other nonsteroidal anti-inflammatory drugs [NSAID], initial encounter Billable
T39.396A - Underdosing of other nonsteroidal anti-inflammatory drugs [NSAID], initial encounter Billable
T39.4X1A - Poisoning by antirheumatics, not elsewhere classified, accidental (unintentional), initial encounter Billable
T39.4X2A - Poisoning by antirheumatics, not elsewhere classified, intentional self-harm, initial encounter Billable
T39.4X3A - Poisoning by antirheumatics, not elsewhere classified, assault, initial encounter Billable
T39.4X4A - Poisoning by antirheumatics, not elsewhere classified, undetermined, initial encounter Billable
T39.4X5A - Adverse effect of antirheumatics, not elsewhere classified, initial encounter Billable
T39.4X6A - Underdosing of antirheumatics, not elsewhere classified, initial encounter Billable
T39.8X1A - Poisoning by other nonopioid analgesics and antipyretics, not elsewhere classified, accidental (unintentional), initial encounter Billable
T39.8X2A - Poisoning by other nonopioid analgesics and antipyretics, not elsewhere classified, intentional self-harm, initial encounter Billable
T39.8X3A - Poisoning by other nonopioid analgesics and antipyretics, not elsewhere classified, assault, initial encounter Billable
T39.8X4A - Poisoning by other nonopioid analgesics and antipyretics, not elsewhere classified, undetermined, initial encounter Billable
T39.8X5A - Adverse effect of other nonopioid analgesics and antipyretics, not elsewhere classified, initial encounter Billable
T39.8X6A - Underdosing of other nonopioid analgesics and antipyretics, not elsewhere classified, initial encounter Billable
T39.91XA - Poisoning by unspecified nonopioid analgesic, antipyretic and antirheumatic, accidental (unintentional), initial encounter Billable
T39.92XA - Poisoning by unspecified nonopioid analgesic, antipyretic and antirheumatic, intentional self-harm, initial encounter Billable
T39.93XA - Poisoning by unspecified nonopioid analgesic, antipyretic and antirheumatic, assault, initial encounter Billable
T39.94XA - Poisoning by unspecified nonopioid analgesic, antipyretic and antirheumatic, undetermined, initial encounter Billable
T39.95XA - Adverse effect of unspecified nonopioid analgesic, antipyretic and antirheumatic, initial encounter Billable
T39.96XA - Underdosing of unspecified nonopioid analgesic, antipyretic and antirheumatic, initial encounter Billable
T37.5X5A - Adverse effect of antiviral drugs, initial encounter Billable
T37.5X6A - Underdosing of antiviral drugs, initial encounter Billable
T37.8X1A - Poisoning by other specified systemic anti-infectives and antiparasitics, accidental (unintentional), initial encounter Billable
T37.8X2A - Poisoning by other specified systemic anti-infectives and antiparasitics, intentional self-harm, initial encounter Billable
T37.8X3A - Poisoning by other specified systemic anti-infectives and antiparasitics, assault, initial encounter Billable
T37.8X4A - Poisoning by other specified systemic anti-infectives and antiparasitics, undetermined, initial encounter Billable
T37.8X5A - Adverse effect of other specified systemic anti-infectives and antiparasitics, initial encounter Billable
T37.8X6A - Underdosing of other specified systemic anti-infectives and antiparasitics, initial encounter Billable
T37.91XA - Poisoning by unspecified systemic anti-infective and antiparasitics, accidental (unintentional), initial encounter Billable
T37.92XA - Poisoning by unspecified systemic anti-infective and antiparasitics, intentional self-harm, initial encounter Billable
T37.93XA - Poisoning by unspecified systemic anti-infective and antiparasitics, assault, initial encounter Billable
T37.94XA - Poisoning by unspecified systemic anti-infective and antiparasitics, undetermined, initial encounter Billable
T37.95XA - Adverse effect of unspecified systemic anti-infective and antiparasitic, initial encounter Billable
T37.96XA - Underdosing of unspecified systemic anti-infectives and antiparasitics, initial encounter Billable
T43.011A - Poisoning by tricyclic antidepressants, accidental (unintentional), initial encounter Billable
T43.012A - Poisoning by tricyclic antidepressants, intentional self-harm, initial encounter Billable
T43.013A - Poisoning by tricyclic antidepressants, assault, initial encounter Billable
T43.014A - Poisoning by tricyclic antidepressants, undetermined, initial encounter Billable
T43.015A - Adverse effect of tricyclic antidepressants, initial encounter Billable
T43.016A - Underdosing of tricyclic antidepressants, initial encounter Billable
T43.021A - Poisoning by tetracyclic antidepressants, accidental (unintentional), initial encounter Billable
T43.022A - Poisoning by tetracyclic antidepressants, intentional self-harm, initial encounter Billable
T43.023A - Poisoning by tetracyclic antidepressants, assault, initial encounter Billable
T43.024A - Poisoning by tetracyclic antidepressants, undetermined, initial encounter Billable
T43.025A - Adverse effect of tetracyclic antidepressants, initial encounter Billable
T43.026A - Underdosing of tetracyclic antidepressants, initial encounter Billable
T43.1X1A - Poisoning by monoamine-oxidase-inhibitor antidepressants, accidental (unintentional), initial encounter Billable
T43.1X2A - Poisoning by monoamine-oxidase-inhibitor antidepressants, intentional self-harm, initial encounter Billable
T43.1X3A - Poisoning by monoamine-oxidase-inhibitor antidepressants, assault, initial encounter Billable
T43.1X4A - Poisoning by monoamine-oxidase-inhibitor antidepressants, undetermined, initial encounter Billable
T43.1X5A - Adverse effect of monoamine-oxidase-inhibitor antidepressants, initial encounter Billable
T43.1X6A - Underdosing of monoamine-oxidase-inhibitor antidepressants, initial encounter Billable
T43.201A - Poisoning by unspecified antidepressants, accidental (unintentional), initial encounter Billable
T43.202A - Poisoning by unspecified antidepressants, intentional self-harm, initial encounter Billable
T43.203A - Poisoning by unspecified antidepressants, assault, initial encounter Billable
T43.204A - Poisoning by unspecified antidepressants, undetermined, initial encounter Billable
T43.205A - Adverse effect of unspecified antidepressants, initial encounter Billable
T43.206A - Underdosing of unspecified antidepressants, initial encounter Billable
T43.211A - Poisoning by selective serotonin and norepinephrine reuptake inhibitors, accidental (unintentional), initial encounter Billable
T43.212A - Poisoning by selective serotonin and norepinephrine reuptake inhibitors, intentional self-harm, initial encounter Billable
T43.213A - Poisoning by selective serotonin and norepinephrine reuptake inhibitors, assault, initial encounter Billable
T43.214A - Poisoning by selective serotonin and norepinephrine reuptake inhibitors, undetermined, initial encounter Billable
T43.215A - Adverse effect of selective serotonin and norepinephrine reuptake inhibitors, initial encounter Billable
T43.216A - Underdosing of selective serotonin and norepinephrine reuptake inhibitors, initial encounter Billable
T43.221A - Poisoning by selective serotonin reuptake inhibitors, accidental (unintentional), initial encounter Billable
T43.222A - Poisoning by selective serotonin reuptake inhibitors, intentional self-harm, initial encounter Billable
T43.223A - Poisoning by selective serotonin reuptake inhibitors, assault, initial encounter Billable
T43.224A - Poisoning by selective serotonin reuptake inhibitors, undetermined, initial encounter Billable
T43.225A - Adverse effect of selective serotonin reuptake inhibitors, initial encounter Billable
T43.226A - Underdosing of selective serotonin reuptake inhibitors, initial encounter Billable
T43.291A - Poisoning by other antidepressants, accidental (unintentional), initial encounter Billable
T43.292A - Poisoning by other antidepressants, intentional self-harm, initial encounter Billable
T43.293A - Poisoning by other antidepressants, assault, initial encounter Billable
T43.294A - Poisoning by other antidepressants, undetermined, initial encounter Billable
T43.295A - Adverse effect of other antidepressants, initial encounter Billable
T43.296A - Underdosing of other antidepressants, initial encounter Billable
T43.3X1A - Poisoning by phenothiazine antipsychotics and neuroleptics, accidental (unintentional), initial encounter Billable
T43.3X2A - Poisoning by phenothiazine antipsychotics and neuroleptics, intentional self-harm, initial encounter Billable
T43.3X3A - Poisoning by phenothiazine antipsychotics and neuroleptics, assault, initial encounter Billable
T43.3X4A - Poisoning by phenothiazine antipsychotics and neuroleptics, undetermined, initial encounter Billable
T43.3X5A - Adverse effect of phenothiazine antipsychotics and neuroleptics, initial encounter Billable
T43.3X6A - Underdosing of phenothiazine antipsychotics and neuroleptics, initial encounter Billable
T43.4X1A - Poisoning by butyrophenone and thiothixene neuroleptics, accidental (unintentional), initial encounter Billable
T43.4X2A - Poisoning by butyrophenone and thiothixene neuroleptics, intentional self-harm, initial encounter Billable
T43.4X3A - Poisoning by butyrophenone and thiothixene neuroleptics, assault, initial encounter Billable
T43.4X4A - Poisoning by butyrophenone and thiothixene neuroleptics, undetermined, initial encounter Billable
T43.4X5A - Adverse effect of butyrophenone and thiothixene neuroleptics, initial encounter Billable
T43.4X6A - Underdosing of butyrophenone and thiothixene neuroleptics, initial encounter Billable
T43.501A - Poisoning by unspecified antipsychotics and neuroleptics, accidental (unintentional), initial encounter Billable
T43.502A - Poisoning by unspecified antipsychotics and neuroleptics, intentional self-harm, initial encounter Billable
T43.503A - Poisoning by unspecified antipsychotics and neuroleptics, assault, initial encounter Billable
T43.504A - Poisoning by unspecified antipsychotics and neuroleptics, undetermined, initial encounter Billable
T43.505A - Adverse effect of unspecified antipsychotics and neuroleptics, initial encounter Billable
T43.506A - Underdosing of unspecified antipsychotics and neuroleptics, initial encounter Billable
T43.591A - Poisoning by other antipsychotics and neuroleptics, accidental (unintentional), initial encounter Billable
T43.592A - Poisoning by other antipsychotics and neuroleptics, intentional self-harm, initial encounter Billable
T43.593A - Poisoning by other antipsychotics and neuroleptics, assault, initial encounter Billable
T43.594A - Poisoning by other antipsychotics and neuroleptics, undetermined, initial encounter Billable
T43.595A - Adverse effect of other antipsychotics and neuroleptics, initial encounter Billable
T43.596A - Underdosing of other antipsychotics and neuroleptics, initial encounter Billable
T43.601A - Poisoning by unspecified psychostimulants, accidental (unintentional), initial encounter Billable
T43.602A - Poisoning by unspecified psychostimulants, intentional self-harm, initial encounter Billable
T43.603A - Poisoning by unspecified psychostimulants, assault, initial encounter Billable
T43.604A - Poisoning by unspecified psychostimulants, undetermined, initial encounter Billable
T43.605A - Adverse effect of unspecified psychostimulants, initial encounter Billable
T43.606A - Underdosing of unspecified psychostimulants, initial encounter Billable
T43.611A - Poisoning by caffeine, accidental (unintentional), initial encounter Billable
T43.612A - Poisoning by caffeine, intentional self-harm, initial encounter Billable
T43.613A - Poisoning by caffeine, assault, initial encounter Billable
T43.614A - Poisoning by caffeine, undetermined, initial encounter Billable
T43.615A - Adverse effect of caffeine, initial encounter Billable
T43.616A - Underdosing of caffeine, initial encounter Billable
T43.621A - Poisoning by amphetamines, accidental (unintentional), initial encounter Billable
T43.622A - Poisoning by amphetamines, intentional self-harm, initial encounter Billable
T43.623A - Poisoning by amphetamines, assault, initial encounter Billable
T43.624A - Poisoning by amphetamines, undetermined, initial encounter Billable
T43.625A - Adverse effect of amphetamines, initial encounter Billable
T43.626A - Underdosing of amphetamines, initial encounter Billable
T43.631A - Poisoning by methylphenidate, accidental (unintentional), initial encounter Billable
T43.632A - Poisoning by methylphenidate, intentional self-harm, initial encounter Billable
T43.633A - Poisoning by methylphenidate, assault, initial encounter Billable
T43.634A - Poisoning by methylphenidate, undetermined, initial encounter Billable
T43.635A - Adverse effect of methylphenidate, initial encounter Billable
T43.636A - Underdosing of methylphenidate, initial encounter Billable
T43.641A - Poisoning by ecstasy, accidental (unintentional), initial encounter Billable
T43.642A - Poisoning by ecstasy, intentional self-harm, initial encounter Billable
T43.643A - Poisoning by ecstasy, assault, initial encounter Billable
T43.644A - Poisoning by ecstasy, undetermined, initial encounter Billable
T43.651A - Poisoning by methamphetamines accidental (unintentional), initial encounter Billable
T43.652A - Poisoning by methamphetamines intentional self-harm, initial encounter Billable
T43.653A - Poisoning by methamphetamines, assault, initial encounter Billable
T43.654A - Poisoning by methamphetamines, undetermined, initial encounter Billable
T43.655A - Adverse effect of methamphetamines, initial encounter Billable
T43.656A - Underdosing of methamphetamines, initial encounter Billable
T43.691A - Poisoning by other psychostimulants, accidental (unintentional), initial encounter Billable
T43.692A - Poisoning by other psychostimulants, intentional self-harm, initial encounter Billable
T43.693A - Poisoning by other psychostimulants, assault, initial encounter Billable
T43.694A - Poisoning by other psychostimulants, undetermined, initial encounter Billable
T43.695A - Adverse effect of other psychostimulants, initial encounter Billable
T43.696A - Underdosing of other psychostimulants, initial encounter Billable
T43.8X1A - Poisoning by other psychotropic drugs, accidental (unintentional), initial encounter Billable
T43.8X2A - Poisoning by other psychotropic drugs, intentional self-harm, initial encounter Billable
T43.8X3A - Poisoning by other psychotropic drugs, assault, initial encounter Billable
T43.8X4A - Poisoning by other psychotropic drugs, undetermined, initial encounter Billable
T43.8X5A - Adverse effect of other psychotropic drugs, initial encounter Billable
T43.8X6A - Underdosing of other psychotropic drugs, initial encounter Billable
T43.91XA - Poisoning by unspecified psychotropic drug, accidental (unintentional), initial encounter Billable
T43.92XA - Poisoning by unspecified psychotropic drug, intentional self-harm, initial encounter Billable
T43.93XA - Poisoning by unspecified psychotropic drug, assault, initial encounter Billable
T43.94XA - Poisoning by unspecified psychotropic drug, undetermined, initial encounter Billable
T43.95XA - Adverse effect of unspecified psychotropic drug, initial encounter Billable
T43.96XA - Underdosing of unspecified psychotropic drug, initial encounter Billable