ICD-10-CM Table of Drugs and Chemicals · FY 2026 Letter F

Table of Drugs and Chemicals: Substances Starting With F ICD-10-CM

The letter F section of the FY 2026 Table of Drugs and Chemicals covers 279 substance entries under 195 top-level substances. Each row carries up to six ICD-10-CM codes, one per intent column, and sub-entries are indented under their parent exactly as the printed CMS table nests them.

✓ Built from the official CMS FY 2026 datasetEffective Oct 1, 2025 – Sep 30, 2026
279
Substance Entries
195
Top-Level Substances
6
Code Columns
F
Letter
Column 1
Poisoning Accidental
Unintentional
Column 2
Poisoning Self-harm
Intentional
Column 3
Poisoning Assault
Inflicted by another
Column 4
Poisoning Undetermined
Intent unknown
Column 5
Adverse Effect
Correct use, bad reaction
Column 6
Underdosing
Less than prescribed
0-9ABCDEFGHIJKLMNOPQRSTUVWXYZ
ICD-10-CM

Table of Drugs and Chemicals: F 279 entries

279 of 279 shown
SubstancePoisoning
Accidental
Poisoning
Self-harm
Poisoning
Assault
Poisoning
Undetermined
Adverse
Effect
Underdosing
FAC (fluorouracil + doxorubicin + cyclophosphamide)T45.1X1T45.1X2T45.1X3T45.1X4T45.1X5T45.1X6
FactorT45.8X1T45.8X2T45.8X3T45.8X4T45.8X5T45.8X6
I (fibrinogen)T45.8X1T45.8X2T45.8X3T45.8X4T45.8X5T45.8X6
III (thromboplastin)T45.8X1T45.8X2T45.8X3T45.8X4T45.8X5T45.8X6
IX complexT45.8X1T45.8X2T45.8X3T45.8X4T45.8X5T45.8X6
humanT45.8X1T45.8X2T45.8X3T45.8X4T45.8X5T45.8X6
VIII (antihemophilic Factor) (concentrate)T45.8X1T45.8X2T45.8X3T45.8X4T45.8X5T45.8X6
FamotidineT47.0X1T47.0X2T47.0X3T47.0X4T47.0X5T47.0X6
Fat suspension, intravenousT50.991T50.992T50.993T50.994T50.995T50.996
Fazadinium bromideT48.1X1T48.1X2T48.1X3T48.1X4T48.1X5T48.1X6
FebarbamateT42.3X1T42.3X2T42.3X3T42.3X4T42.3X5T42.3X6
Fecal softenerT47.4X1T47.4X2T47.4X3T47.4X4T47.4X5T47.4X6
FedrilateT48.3X1T48.3X2T48.3X3T48.3X4T48.3X5T48.3X6
FelodipineT46.1X1T46.1X2T46.1X3T46.1X4T46.1X5T46.1X6
FelypressinT38.891T38.892T38.893T38.894T38.895T38.896
FemoxetineT43.221T43.222T43.223T43.224T43.225T43.226
FenalcomineT46.3X1T46.3X2T46.3X3T46.3X4T46.3X5T46.3X6
FenamisalT37.1X1T37.1X2T37.1X3T37.1X4T37.1X5T37.1X6
FenazoneT39.2X1T39.2X2T39.2X3T39.2X4T39.2X5T39.2X6
FenbendazoleT37.4X1T37.4X2T37.4X3T37.4X4T37.4X5T37.4X6
FenbutrazateT50.5X1T50.5X2T50.5X3T50.5X4T50.5X5T50.5X6
FencamfamineT43.691T43.692T43.693T43.694T43.695T43.696
FendilineT46.1X1T46.1X2T46.1X3T46.1X4T46.1X5T46.1X6
FenetyllineT43.691T43.692T43.693T43.694T43.695T43.696
FenflumizoleT39.391T39.392T39.393T39.394T39.395T39.396
FenfluramineT50.5X1T50.5X2T50.5X3T50.5X4T50.5X5T50.5X6
FenobarbitalT42.3X1T42.3X2T42.3X3T42.3X4T42.3X5T42.3X6
FenofibrateT46.6X1T46.6X2T46.6X3T46.6X4T46.6X5T46.6X6
FenoprofenT39.311T39.312T39.313T39.314T39.315T39.316
FenoterolT48.6X1T48.6X2T48.6X3T48.6X4T48.6X5T48.6X6
FenoverineT44.3X1T44.3X2T44.3X3T44.3X4T44.3X5T44.3X6
FenoxazolineT48.5X1T48.5X2T48.5X3T48.5X4T48.5X5T48.5X6
FenproporexT50.5X1T50.5X2T50.5X3T50.5X4T50.5X5T50.5X6
FenquizoneT50.2X1T50.2X2T50.2X3T50.2X4T50.2X5T50.2X6
Fentanyl (analogs)T40.411T40.412T40.413T40.414T40.415T40.416
FentazinT43.3X1T43.3X2T43.3X3T43.3X4T43.3X5T43.3X6
FenthionT60.0X1T60.0X2T60.0X3T60.0X4
FenticlorT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FenylbutazoneT39.2X1T39.2X2T39.2X3T39.2X4T39.2X5T39.2X6
FeprazoneT39.2X1T39.2X2T39.2X3T39.2X4T39.2X5T39.2X6
Fer de lance (bite) (venom)T63.061T63.062T63.063T63.064
FerricSee Also: IronT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
chlorideT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
citrateT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
hydroxideT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
colloidalT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
polymaltoseT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
pyrophosphateT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
FerritinT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
FerrocholinateT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
FerrodextraneT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
FerropolimalerT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
FerrousSee Also: IronT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
phosphateT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
saltT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
with folic acidT45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
Ferrous fumerate, gluconate, lactate, salt NEC, sulfate (medicinal)T45.4X1T45.4X2T45.4X3T45.4X4T45.4X5T45.4X6
Ferrovanadium (fumes)T59.891T59.892T59.893T59.894
Fertilizers NECT65.891T65.892T65.893T65.894
with herbicide mixtureT65.891T65.892T65.893T65.894
FetoxilateT47.6X1T47.6X2T47.6X3T47.6X4T47.6X5T47.6X6
Fiber, dietaryT47.4X1T47.4X2T47.4X3T47.4X4T47.4X5T47.4X6
FiberglassT65.831T65.832T65.833T65.834
Fibrinogen (human)T45.8X1T45.8X2T45.8X3T45.8X4T45.8X5T45.8X6
Fibrinolysin (human)T45.691T45.692T45.693T45.694T45.695T45.696
FibrinolysisT45.601T45.602T45.603T45.604T45.605T45.606
affecting drugT45.601T45.602T45.603T45.604T45.605T45.606
inhibitor NECT45.601T45.602T45.603T45.604T45.605T45.606
Fibrinolytic drugT45.611T45.612T45.613T45.614T45.615T45.616
Filix masT37.4X1T37.4X2T37.4X3T37.4X4T37.4X5T37.4X6
Filtering creamT49.3X1T49.3X2T49.3X3T49.3X4T49.3X5T49.3X6
FiorinalT39.011T39.012T39.013T39.014T39.015T39.016
FiredampT59.891T59.892T59.893T59.894
Fish, noxious, nonbacterialT61.91T61.92T61.93T61.94
ciguateraT61.91T61.92T61.93T61.94
scombroidT61.91T61.92T61.93T61.94
shellT61.91T61.92T61.93T61.94
specified NECT61.91T61.92T61.93T61.94
FlagylT37.3X1T37.3X2T37.3X3T37.3X4T37.3X5T37.3X6
Flavine adenine dinucleotideT45.2X1T45.2X2T45.2X3T45.2X4T45.2X5T45.2X6
Flavodic acidT46.991T46.992T46.993T46.994T46.995T46.996
FlavoxateT44.3X1T44.3X2T44.3X3T44.3X4T44.3X5T44.3X6
FlaxedilT48.1X1T48.1X2T48.1X3T48.1X4T48.1X5T48.1X6
Flaxseed (medicinal)T49.3X1T49.3X2T49.3X3T49.3X4T49.3X5T49.3X6
FlecainideT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
FleroxacinT36.8X1T36.8X2T36.8X3T36.8X4T36.8X5T36.8X6
FloctafenineT39.8X1T39.8X2T39.8X3T39.8X4T39.8X5T39.8X6
FlomaxT44.6X1T44.6X2T44.6X3T44.6X4T44.6X5T44.6X6
FlomoxefT36.1X1T36.1X2T36.1X3T36.1X4T36.1X5T36.1X6
FlopropioneT44.3X1T44.3X2T44.3X3T44.3X4T44.3X5T44.3X6
FlorantyroneT47.5X1T47.5X2T47.5X3T47.5X4T47.5X5T47.5X6
FloraquinT37.8X1T37.8X2T37.8X3T37.8X4T37.8X5T37.8X6
FlorinefT38.0X1T38.0X2T38.0X3T38.0X4T38.0X5T38.0X6
ENT agentT38.0X1T38.0X2T38.0X3T38.0X4T38.0X5T38.0X6
ophthalmic preparationT38.0X1T38.0X2T38.0X3T38.0X4T38.0X5T38.0X6
topical NECT38.0X1T38.0X2T38.0X3T38.0X4T38.0X5T38.0X6
Flowers of sulfurT49.4X1T49.4X2T49.4X3T49.4X4T49.4X5T49.4X6
FloxuridineT45.1X1T45.1X2T45.1X3T45.1X4T45.1X5T45.1X6
FluanisoneT43.4X1T43.4X2T43.4X3T43.4X4T43.4X5T43.4X6
FlubendazoleT37.4X1T37.4X2T37.4X3T37.4X4T37.4X5T37.4X6
Fluclorolone acetonideT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FlucloxacillinT36.0X1T36.0X2T36.0X3T36.0X4T36.0X5T36.0X6
FluconazoleT37.8X1T37.8X2T37.8X3T37.8X4T37.8X5T37.8X6
FlucytosineT37.8X1T37.8X2T37.8X3T37.8X4T37.8X5T37.8X6
Fludeoxyglucose (18F)T50.8X1T50.8X2T50.8X3T50.8X4T50.8X5T50.8X6
FludiazepamT42.4X1T42.4X2T42.4X3T42.4X4T42.4X5T42.4X6
FludrocortisoneT50.0X1T50.0X2T50.0X3T50.0X4T50.0X5T50.0X6
ENT agentT50.0X1T50.0X2T50.0X3T50.0X4T50.0X5T50.0X6
ophthalmic preparationT50.0X1T50.0X2T50.0X3T50.0X4T50.0X5T50.0X6
topical NECT50.0X1T50.0X2T50.0X3T50.0X4T50.0X5T50.0X6
FludroxycortideT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
Flufenamic acidT39.391T39.392T39.393T39.394T39.395T39.396
FluindioneT45.511T45.512T45.513T45.514T45.515T45.516
FlumequineT37.8X1T37.8X2T37.8X3T37.8X4T37.8X5T37.8X6
FlumethasoneT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FlumethiazideT50.2X1T50.2X2T50.2X3T50.2X4T50.2X5T50.2X6
FlumidinT37.5X1T37.5X2T37.5X3T37.5X4T37.5X5T37.5X6
FlunarizineT46.7X1T46.7X2T46.7X3T46.7X4T46.7X5T46.7X6
FlunidazoleT37.8X1T37.8X2T37.8X3T37.8X4T37.8X5T37.8X6
FlunisolideT48.6X1T48.6X2T48.6X3T48.6X4T48.6X5T48.6X6
FlunitrazepamT42.4X1T42.4X2T42.4X3T42.4X4T42.4X5T42.4X6
Fluocinolone (acetonide)T49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FluocinonideT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
Fluocortin (butyl)T49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FluocortoloneT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FluohydrocortisoneT38.0X1T38.0X2T38.0X3T38.0X4T38.0X5T38.0X6
ENT agentT38.0X1T38.0X2T38.0X3T38.0X4T38.0X5T38.0X6
ophthalmic preparationT38.0X1T38.0X2T38.0X3T38.0X4T38.0X5T38.0X6
topical NECT38.0X1T38.0X2T38.0X3T38.0X4T38.0X5T38.0X6
FluonidT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FluopromazineT43.3X1T43.3X2T43.3X3T43.3X4T43.3X5T43.3X6
FluoracetateT60.8X1T60.8X2T60.8X3T60.8X4
FluoresceinT50.8X1T50.8X2T50.8X3T50.8X4T50.8X5T50.8X6
FluorhydrocortisoneT50.0X1T50.0X2T50.0X3T50.0X4T50.0X5T50.0X6
Fluoride (nonmedicinal) (pesticide) (sodium) NECT60.8X1T60.8X2T60.8X3T60.8X4
hydrogenT60.8X1T60.8X2T60.8X3T60.8X4
medicinal NECT60.8X1T60.8X2T60.8X3T60.8X4
dental useT60.8X1T60.8X2T60.8X3T60.8X4
not pesticide NECT60.8X1T60.8X2T60.8X3T60.8X4
stannousT60.8X1T60.8X2T60.8X3T60.8X4
Fluorinated corticosteroidsT38.0X1T38.0X2T38.0X3T38.0X4T38.0X5T38.0X6
Fluorine (gas)T59.5X1T59.5X2T59.5X3T59.5X4
saltT59.5X1T59.5X2T59.5X3T59.5X4
FluoristanT49.7X1T49.7X2T49.7X3T49.7X4T49.7X5T49.7X6
FluormetholoneT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FluoroacetateT60.8X1T60.8X2T60.8X3T60.8X4
Fluorocarbon monomerT53.6X1T53.6X2T53.6X3T53.6X4
FluorocytosineT37.8X1T37.8X2T37.8X3T37.8X4T37.8X5T37.8X6
FluorodeoxyuridineT45.1X1T45.1X2T45.1X3T45.1X4T45.1X5T45.1X6
FluorometholoneT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
ophthalmic preparationT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
Fluorophosphate insecticideT60.0X1T60.0X2T60.0X3T60.0X4
Fluoroquinolone antibioticsT36.AX1T36.AX2T36.AX3T36.AX4T36.AX5T36.AX6
FluorosolT46.3X1T46.3X2T46.3X3T46.3X4T46.3X5T46.3X6
FluorouracilT45.1X1T45.1X2T45.1X3T45.1X4T45.1X5T45.1X6
FluorphenylalanineT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
FluothaneT41.0X1T41.0X2T41.0X3T41.0X4T41.0X5T41.0X6
FluoxetineT43.221T43.222T43.223T43.224T43.225T43.226
FluoxymesteroneT38.7X1T38.7X2T38.7X3T38.7X4T38.7X5T38.7X6
FlupenthixolT43.4X1T43.4X2T43.4X3T43.4X4T43.4X5T43.4X6
FlupentixolT43.4X1T43.4X2T43.4X3T43.4X4T43.4X5T43.4X6
FluphenazineT43.3X1T43.3X2T43.3X3T43.3X4T43.3X5T43.3X6
FluprednideneT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FluprednisoloneT38.0X1T38.0X2T38.0X3T38.0X4T38.0X5T38.0X6
FluradolineT39.8X1T39.8X2T39.8X3T39.8X4T39.8X5T39.8X6
FlurandrenolideT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FlurandrenoloneT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FlurazepamT42.4X1T42.4X2T42.4X3T42.4X4T42.4X5T42.4X6
FlurbiprofenT39.311T39.312T39.313T39.314T39.315T39.316
FlurobateT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FluroxeneT41.0X1T41.0X2T41.0X3T41.0X4T41.0X5T41.0X6
FluspirileneT43.591T43.592T43.593T43.594T43.595T43.596
FlutamideT38.6X1T38.6X2T38.6X3T38.6X4T38.6X5T38.6X6
FlutazolamT42.4X1T42.4X2T42.4X3T42.4X4T42.4X5T42.4X6
Fluticasone propionateT38.0X1T38.0X2T38.0X3T38.0X4T38.0X5T38.0X6
FlutoprazepamT42.4X1T42.4X2T42.4X3T42.4X4T42.4X5T42.4X6
Flutropium bromideT48.6X1T48.6X2T48.6X3T48.6X4T48.6X5T48.6X6
FluvoxamineT43.221T43.222T43.223T43.224T43.225T43.226
FolacinT45.8X1T45.8X2T45.8X3T45.8X4T45.8X5T45.8X6
Folic acidT45.8X1T45.8X2T45.8X3T45.8X4T45.8X5T45.8X6
antagonistT45.8X1T45.8X2T45.8X3T45.8X4T45.8X5T45.8X6
with ferrous saltT45.8X1T45.8X2T45.8X3T45.8X4T45.8X5T45.8X6
Folinic acidT45.8X1T45.8X2T45.8X3T45.8X4T45.8X5T45.8X6
Folium stramoniaeT48.6X1T48.6X2T48.6X3T48.6X4T48.6X5T48.6X6
Follicle-stimulating hormone, humanT38.811T38.812T38.813T38.814T38.815T38.816
FolpetT60.3X1T60.3X2T60.3X3T60.3X4
FominobenT48.3X1T48.3X2T48.3X3T48.3X4T48.3X5T48.3X6
Food, foodstuffs, noxious, nonbacterial, NECT62.91T62.92T62.93T62.94
berriesT62.91T62.92T62.93T62.94
fishSee Also: FishT62.91T62.92T62.93T62.94
mushroomsT62.91T62.92T62.93T62.94
plantsT62.91T62.92T62.93T62.94
seafoodT62.91T62.92T62.93T62.94
specified NECT62.91T62.92T62.93T62.94
seedsT62.91T62.92T62.93T62.94
shellfishT62.91T62.92T62.93T62.94
specified NECT62.91T62.92T62.93T62.94
Fool's parsleyT62.2X1T62.2X2T62.2X3T62.2X4
Formaldehyde (solution), gas or vaporT59.2X1T59.2X2T59.2X3T59.2X4
fungicideT59.2X1T59.2X2T59.2X3T59.2X4
FormalinT59.2X1T59.2X2T59.2X3T59.2X4
fungicideT59.2X1T59.2X2T59.2X3T59.2X4
vaporT59.2X1T59.2X2T59.2X3T59.2X4
Formic acidT54.2X1T54.2X2T54.2X3T54.2X4
vaporT54.2X1T54.2X2T54.2X3T54.2X4
Foscarnet sodiumT37.5X1T37.5X2T37.5X3T37.5X4T37.5X5T37.5X6
FosfestrolT38.5X1T38.5X2T38.5X3T38.5X4T38.5X5T38.5X6
FosfomycinT36.8X1T36.8X2T36.8X3T36.8X4T36.8X5T36.8X6
Fosfonet sodiumT37.5X1T37.5X2T37.5X3T37.5X4T37.5X5T37.5X6
FosinoprilT46.4X1T46.4X2T46.4X3T46.4X4T46.4X5T46.4X6
sodiumT46.4X1T46.4X2T46.4X3T46.4X4T46.4X5T46.4X6
Fowler's solutionT57.0X1T57.0X2T57.0X3T57.0X4
FoxgloveT62.2X1T62.2X2T62.2X3T62.2X4
FramycetinT36.5X1T36.5X2T36.5X3T36.5X4T36.5X5T36.5X6
FrangulaT47.2X1T47.2X2T47.2X3T47.2X4T47.2X5T47.2X6
extractT47.2X1T47.2X2T47.2X3T47.2X4T47.2X5T47.2X6
Frei antigenT50.8X1T50.8X2T50.8X3T50.8X4T50.8X5T50.8X6
FreonT53.5X1T53.5X2T53.5X3T53.5X4
FructoseT50.3X1T50.3X2T50.3X3T50.3X4T50.3X5T50.3X6
FrusemideT50.1X1T50.1X2T50.1X3T50.1X4T50.1X5T50.1X6
FSHT38.811T38.812T38.813T38.814T38.815T38.816
FtorafurT45.1X1T45.1X2T45.1X3T45.1X4T45.1X5T45.1X6
FuelT52.0X1T52.0X2T52.0X3T52.0X4
automobileT52.0X1T52.0X2T52.0X3T52.0X4
exhaust gas, not in transitT52.0X1T52.0X2T52.0X3T52.0X4
vapor NECT52.0X1T52.0X2T52.0X3T52.0X4
gas (domestic use)See Also: Carbon, monoxide, fuel, utilityT52.0X1T52.0X2T52.0X3T52.0X4
utilityT52.0X1T52.0X2T52.0X3T52.0X4
in mobile containerT52.0X1T52.0X2T52.0X3T52.0X4
incomplete combustion ofT52.0X1T52.0X2T52.0X3T52.0X4
piped (natural)T52.0X1T52.0X2T52.0X3T52.0X4
industrial, incomplete combustionT52.0X1T52.0X2T52.0X3T52.0X4
FugillinT36.8X1T36.8X2T36.8X3T36.8X4T36.8X5T36.8X6
Fulminate of mercuryT56.1X1T56.1X2T56.1X3T56.1X4
FulvicinT36.7X1T36.7X2T36.7X3T36.7X4T36.7X5T36.7X6
FumadilT36.8X1T36.8X2T36.8X3T36.8X4T36.8X5T36.8X6
FumagillinT36.8X1T36.8X2T36.8X3T36.8X4T36.8X5T36.8X6
Fumaric acidT49.4X1T49.4X2T49.4X3T49.4X4T49.4X5T49.4X6
Fumes (from)T59.91T59.92T59.93T59.94
carbon monoxideT59.91T59.92T59.93T59.94
charcoal (domestic use)T59.91T59.92T59.93T59.94
chloroformT59.91T59.92T59.93T59.94
coke (in domestic stoves, fireplaces)T59.91T59.92T59.93T59.94
corrosive NECT59.91T59.92T59.93T59.94
etherT59.91T59.92T59.93T59.94
freonsT59.91T59.92T59.93T59.94
hydrocarbonsT59.91T59.92T59.93T59.94
petroleum (liquefied)T59.91T59.92T59.93T59.94
distributed through pipes (pure or mixed with air)T59.91T59.92T59.93T59.94
leadT59.91T59.92T59.93T59.94
metalT59.91T59.92T59.93T59.94
nitrogen dioxideT59.91T59.92T59.93T59.94
pesticidesT59.91T59.92T59.93T59.94
petroleum (liquefied)T59.91T59.92T59.93T59.94
distributed through pipes (pure or mixed with air)T59.91T59.92T59.93T59.94
polyesterT59.91T59.92T59.93T59.94
specified source NECSee Also: substance specifiedT59.91T59.92T59.93T59.94
sulfur dioxideT59.91T59.92T59.93T59.94
Fumigant NECT60.91T60.92T60.93T60.94
Fungi, noxious, used as foodT62.0X1T62.0X2T62.0X3T62.0X4
Fungicide NEC (nonmedicinal)T60.3X1T60.3X2T60.3X3T60.3X4
FungizoneT36.7X1T36.7X2T36.7X3T36.7X4T36.7X5T36.7X6
topicalT36.7X1T36.7X2T36.7X3T36.7X4T36.7X5T36.7X6
FuracinT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FuradantinT37.91T37.92T37.93T37.94T37.95T37.96
FurazolidoneT37.8X1T37.8X2T37.8X3T37.8X4T37.8X5T37.8X6
Furazolium chlorideT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
FurfuralT52.8X1T52.8X2T52.8X3T52.8X4
Furnace (coal burning) (domestic), gas fromT58.2X1T58.2X2T58.2X3T58.2X4
industrialT58.2X1T58.2X2T58.2X3T58.2X4
Furniture polishT65.891T65.892T65.893T65.894
FurosemideT50.1X1T50.1X2T50.1X3T50.1X4T50.1X5T50.1X6
FuroxoneT37.91T37.92T37.93T37.94T37.95T37.96
FursultiamineT45.2X1T45.2X2T45.2X3T45.2X4T45.2X5T45.2X6
FusafungineT36.8X1T36.8X2T36.8X3T36.8X4T36.8X5T36.8X6
Fusel oil (any) (amyl) (butyl) (propyl), vaporT51.3X1T51.3X2T51.3X3T51.3X4
Fusidate (ethanolamine) (sodium)T36.8X1T36.8X2T36.8X3T36.8X4T36.8X5T36.8X6
Fusidic acidT36.8X1T36.8X2T36.8X3T36.8X4T36.8X5T36.8X6
Fytic acid, nonasodiumT50.6X1T50.6X2T50.6X3T50.6X4T50.6X5T50.6X6

Indented rows are sub-entries of the entry above them. The filter matches the full path, so typing a parent term finds its sub-entries too.

Questions About This Page

How do I read a row of this table?

Find the substance, then take the code from the column matching the documented intent. The codes are T-code stems; the code page adds the encounter 7th character (A, D, or S) and confirms billability.

Why do some substances have empty columns?

Not every substance has a code for every intent. An empty cell means the classification does not provide one, and the parent entry or the classification entries such as drug NEC apply.

Related References

Source: official CMS FY 2026 ICD-10-CM release, effective October 1, 2025 through September 30, 2026.