2020 ICD-10-CM Diseases and Injuries - Index "N"

The ICD-10-CM Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10-CM code(s). To find the ICD-10-CM code for a specific condition browse this alphabetical index of clinical terms and conditions. Keep in mind that a condition may not appear under the exact same phrasing so make sure to use synonyms. Once you have identified the condition the ICD-10-CM code(s) should be listed next to that condition.

Term Title ICD-10-CM Code Term Notes
Naegeli's
Naegleriasis (with meningoencephalitis)B60.2
Naffziger's syndromeG54.0
Naga soreSee: Ulcer, skin;
Nägele's pelvisM95.5
NailCondition
Nanism, nanosomiaDwarfism
NanophyetiasisB66.8
NanukayamiA27.89
Napkin rashL22
NarcolepsyG47.419
NarcosisR06.89
NarcotismSee: Dependence;
NARP (Neuropathy, Ataxia and Retinitis pigmentosa) syndromeE88.49
Narrow
NarrowingSee Also: Stenosis;
Narrowness, abnormal, eyelidQ10.3
NasalCondition
Nasolachrymal, nasolacrimalCondition
NasopharyngealCondition
Nasopharyngitis (acute) (infective) (streptococcal) (subacute)J00
Nasopharynx, nasopharyngealCondition
Natal tooth, teethK00.6
Nausea (without vomiting)R11.0
NavelCondition
Neapolitan feverSee: Brucellosis;
Near drowningT75.1
NearsightednessSee: Myopia;
Near-syncopeR55
Nebula, corneaSee: Opacity, cornea;
Necator americanus infestationB76.1
NecatoriasisB76.1
NeckCondition
NecrobiosisR68.89
Necrolysis, toxic epidermalL51.2
NecrophiliaF65.89
Necrosis, necrotic (ischemic)See Also: Gangrene;
NecrospermiaSee: Infertility, male;
Need (for)
Neglect
Neisserian infection NECSee: Gonococcus;
Nelaton's syndromeG60.8
Nelson's syndromeE24.1
Nematodiasis (intestinal)B82.0
NeonatalSee Also: Newborn;
NeonatorumCondition
Neoplasia
Neoplasm, neoplasticSee Also: Table of Neoplasms;
Neovascularization
NephralgiaN23
Nephritis, nephritic (albuminuric) (azotemic) (congenital) (disseminated) (epithelial) (familial) (focal) (granulomatous) (hemorrhagic) (infantile) (nonsuppurative, excretory) (uremic)N05.9
Nephroblastoma (epithelial) (mesenchymal)C64
NephrocalcinosisE83.59
Nephrocystitis, pustularSee: Nephritis, tubulo-interstitial;
Nephrolithiasis (congenital) (pelvis) (recurrent)See Also: Calculus, kidney;
NephromaC64
NephronephritisSee: Nephrosis;
NephronophthisisQ61.5
Nephropathia epidemicaA98.5
NephropathyN28.9See Also: Nephritis;
NephroptosisN28.83
NephropyosisSee: Abscess, kidney;
NephrorrhagiaN28.89
Nephrosclerosis (arteriolar) (arteriosclerotic) (chronic) (hyaline)See Also: Hypertension, kidney;
Nephrosis, nephrotic (Epstein's) (syndrome) (congenital)N04.9
Nephrosonephritis, hemorrhagic (endemic)A98.5
Nephrostomy
NerveCondition
NervesR45.0
NervousR45.0Condition
NervousnessR45.0
Nesidioblastoma
Nettleship's syndromeSee: Urticaria pigmentosa;
Neumann's disease or syndromeL10.1
Neuralgia, neuralgic (acute)M79.2
NeurapraxiaSee: Injury, nerve;
NeurastheniaF48.8
NeurilemmomaSee Also: Neoplasm, nerve, benign;
NeurilemmosarcomaSee: Neoplasm, nerve, malignant;
NeurinomaSee: Neoplasm, nerve, benign;
NeurinomatosisSee: Neoplasm, nerve, uncertain behavior;
Neuritis (rheumatoid)M79.2
NeuroastrocytomaSee: Neoplasm, uncertain behavior, by site;
NeuroavitaminosisE56.9
Neuroblastoma
NeurochorioretinitisChorioretinitis
Neurocirculatory astheniaF45.8
NeurocysticercosisB69.0
NeurocytomaSee: Neoplasm, benign, by site;
Neurodermatitis (circumscribed) (circumscripta) (local)L28.0
Neuroencephalomyelopathy, opticG36.0
NeuroepitheliomaSee Also: Neoplasm, malignant, by site;
NeurofibromaSee Also: Neoplasm, nerve, benign;
Neurofibromatosis (multiple) (nonmalignant)Q85.00
NeurofibrosarcomaSee: Neoplasm, nerve, malignant;
NeurogenicCondition
NeurogliomaSee: Neoplasm, uncertain behavior, by site;
Neurolabyrinthitis (of Dix and Hallpike)See: Neuronitis, vestibular;
NeurolathyrismSee: Poisoning, food, noxious, plant;
NeuroleprosyA30.9
NeuromaSee Also: Neoplasm, nerve, benign;
NeuromyalgiaSee: Neuralgia;
Neuromyasthenia (epidemic) (postinfectious)G93.3
NeuromyelitisG36.9
NeuromyopathyG70.9
Neuromyotonia (Isaacs)G71.19
NeuronevusNevus
NeuronitisG58.9
NeuroparalyticCondition
Neuropathy, neuropathicG62.9
NeurophthisisSee Also: Disorder, nerve;
NeuroretinitisChorioretinitis
Neuroretinopathy, hereditary opticH47.22
NeurosarcomaSee: Neoplasm, nerve, malignant;
NeurosclerosisSee: Disorder, nerve;
Neurosis, neuroticF48.9
Neurospongioblastosis diffusaQ85.1
Neurosyphilis (arrested) (early) (gumma) (late) (latent) (recurrent) (relapse)A52.3
NeurothekeomaSee: Neoplasm, nerve, benign;
NeuroticSee: Neurosis;
NeurotoxemiaToxemia
NeutroclusionM26.211
Neutropenia, neutropenic (chronic) (genetic) (idiopathic) (immune) (infantile) (malignant) (pernicious) (splenic)D70.9
Neutrophilia, hereditary giantD72.0
NevocarcinomaSee: Melanoma;
NevusD22.9
Newborn (infant) (liveborn) (singleton)Z38.2
Newcastle conjunctivitis or diseaseB30.8
Nezelof's syndrome (pure alymphocytosis)D81.4
Niacin (amide) deficiencyE52
Nicolas (-Durand)-Favre diseaseA55
NicotineSee: Tobacco;
Nicotinic acid deficiencyE52
Niemann-Pick disease or syndromeE75.249
Night
Nightmares (REM sleep type)F51.5
NIHSS (National Institutes of Health Stroke Scale) scoreR29.7
NippleCondition
Nisbet's chancreA57
Nishimoto (-Takeuchi) diseaseI67.5
Nitritoid crisis or reactionSee: Crisis, nitritoid;
NitrosohemoglobinemiaD74.8
NjoveraA65
Nocardiosis, nocardiasisA43.9
NocturiaR35.1
NocturnalCondition
Nodal rhythmI49.8
Node (s)See Also: Nodule;
Nodule (s), nodular
Noma (gangrenous) (hospital) (infective)A69.0
Nomad, nomadismZ59.0
NOMID (neonatal onset multisystemic inflammatory disorder)M04.2
Nonadherence to medical treatmentZ91.19
Nonautoimmune hemolytic anemiaD59.4
NonclosureSee Also: Imperfect, closure;
NoncomplianceZ91.19
Nondescent (congenital)See Also: Malposition, congenital;
Nondevelopment
Nonengagement
Nonexanthematous tick feverA93.2
Nonexpansion, lung (newborn)P28.0
Nonfunctioning
Non-Hodgkin lymphoma NECSee: Lymphoma, non-Hodgkin;
Nonimplantation, ovumN97.2
Noninsufflation, fallopian tubeN97.1
Non-ketotic hyperglycinemiaE72.51
Nonne-Milroy syndromeQ82.0
NonovulationN97.0
Non-palpable testicle (s)
Nonpatent fallopian tubeN97.1
Nonpneumatization, lung NECP28.0
NonrotationMalrotation
Nonsecretion, urineAnuria
Nonunion
Nonvisualization, gallbladderR93.2
Nonvital, nonvitalized toothK04.99
Non-working side interferenceM26.56
Noonan's syndromeQ87.19
Normocytic anemia (infectional) due to blood loss (chronic)D50.0
Norrie's disease (congenital)Q15.8
North American blastomycosisB40.9
Norwegian itchB86
Nose, nasalCondition
NosebleedR04.0
Nose-pickingF98.8
NosomaniaF45.21
NosophobiaF45.22
NostalgiaF43.20
Notch of irisQ13.2
Notching nose, congenital (tip)Q30.2
Nothnagel's
Novy's relapsing feverA68.9
Noxious
Nucleus pulposusCondition
NumbnessR20.0
Nuns' kneeSee: Bursitis, prepatellar;
Nursemaid's elbowS53.03
Nutcracker esophagusK22.4
Nutmeg liverK76.1
Nutrient element deficiencyE61.9
Nutrition deficient or insufficientE46Malnutrition
Nutritional stuntingE45
Nyctalopia (night blindness)See: Blindness, night;
NycturiaR35.1
NymphomaniaF52.8
NystagmusH55.00