ICD-10-CM category
S90 Superficial injury of ankle and foot
S90 is a category, not a billable code. Report one of the 306 complete codes below.
S90.0…
9 codes
- S90.00XAContusion of unspecified ankle, initial encounter
- S90.00XDContusion of unspecified ankle, subsequent encounter
- S90.00XSContusion of unspecified ankle, sequela
- S90.01XAContusion of right ankle, initial encounter
- S90.01XDContusion of right ankle, subsequent encounter
- S90.01XSContusion of right ankle, sequela
- S90.02XAContusion of left ankle, initial encounter
- S90.02XDContusion of left ankle, subsequent encounter
- S90.02XSContusion of left ankle, sequela
S90.1…
18 codes
- S90.111AContusion of right great toe without damage to nail, initial encounter
- S90.111DContusion of right great toe without damage to nail, subsequent encounter
- S90.111SContusion of right great toe without damage to nail, sequela
- S90.112AContusion of left great toe without damage to nail, initial encounter
- S90.112DContusion of left great toe without damage to nail, subsequent encounter
- S90.112SContusion of left great toe without damage to nail, sequela
- S90.119AContusion of unspecified great toe without damage to nail, initial encounter
- S90.119DContusion of unspecified great toe without damage to nail, subsequent encounter
- S90.119SContusion of unspecified great toe without damage to nail, sequela
- S90.121AContusion of right lesser toe(s) without damage to nail, initial encounter
- S90.121DContusion of right lesser toe(s) without damage to nail, subsequent encounter
- S90.121SContusion of right lesser toe(s) without damage to nail, sequela
- S90.122AContusion of left lesser toe(s) without damage to nail, initial encounter
- S90.122DContusion of left lesser toe(s) without damage to nail, subsequent encounter
- S90.122SContusion of left lesser toe(s) without damage to nail, sequela
- S90.129AContusion of unspecified lesser toe(s) without damage to nail, initial encounter
- S90.129DContusion of unspecified lesser toe(s) without damage to nail, subsequent encounter
- S90.129SContusion of unspecified lesser toe(s) without damage to nail, sequela
S90.2…
18 codes
- S90.211AContusion of right great toe with damage to nail, initial encounter
- S90.211DContusion of right great toe with damage to nail, subsequent encounter
- S90.211SContusion of right great toe with damage to nail, sequela
- S90.212AContusion of left great toe with damage to nail, initial encounter
- S90.212DContusion of left great toe with damage to nail, subsequent encounter
- S90.212SContusion of left great toe with damage to nail, sequela
- S90.219AContusion of unspecified great toe with damage to nail, initial encounter
- S90.219DContusion of unspecified great toe with damage to nail, subsequent encounter
- S90.219SContusion of unspecified great toe with damage to nail, sequela
- S90.221AContusion of right lesser toe(s) with damage to nail, initial encounter
- S90.221DContusion of right lesser toe(s) with damage to nail, subsequent encounter
- S90.221SContusion of right lesser toe(s) with damage to nail, sequela
- S90.222AContusion of left lesser toe(s) with damage to nail, initial encounter
- S90.222DContusion of left lesser toe(s) with damage to nail, subsequent encounter
- S90.222SContusion of left lesser toe(s) with damage to nail, sequela
- S90.229AContusion of unspecified lesser toe(s) with damage to nail, initial encounter
- S90.229DContusion of unspecified lesser toe(s) with damage to nail, subsequent encounter
- S90.229SContusion of unspecified lesser toe(s) with damage to nail, sequela
S90.3…
9 codes
- S90.30XAContusion of unspecified foot, initial encounter
- S90.30XDContusion of unspecified foot, subsequent encounter
- S90.30XSContusion of unspecified foot, sequela
- S90.31XAContusion of right foot, initial encounter
- S90.31XDContusion of right foot, subsequent encounter
- S90.31XSContusion of right foot, sequela
- S90.32XAContusion of left foot, initial encounter
- S90.32XDContusion of left foot, subsequent encounter
- S90.32XSContusion of left foot, sequela
S90.4…
108 codes
- S90.411AAbrasion, right great toe, initial encounter
- S90.411DAbrasion, right great toe, subsequent encounter
- S90.411SAbrasion, right great toe, sequela
- S90.412AAbrasion, left great toe, initial encounter
- S90.412DAbrasion, left great toe, subsequent encounter
- S90.412SAbrasion, left great toe, sequela
- S90.413AAbrasion, unspecified great toe, initial encounter
- S90.413DAbrasion, unspecified great toe, subsequent encounter
- S90.413SAbrasion, unspecified great toe, sequela
- S90.414AAbrasion, right lesser toe(s), initial encounter
- S90.414DAbrasion, right lesser toe(s), subsequent encounter
- S90.414SAbrasion, right lesser toe(s), sequela
- S90.415AAbrasion, left lesser toe(s), initial encounter
- S90.415DAbrasion, left lesser toe(s), subsequent encounter
- S90.415SAbrasion, left lesser toe(s), sequela
- S90.416AAbrasion, unspecified lesser toe(s), initial encounter
- S90.416DAbrasion, unspecified lesser toe(s), subsequent encounter
- S90.416SAbrasion, unspecified lesser toe(s), sequela
- S90.421ABlister (nonthermal), right great toe, initial encounter
- S90.421DBlister (nonthermal), right great toe, subsequent encounter
- S90.421SBlister (nonthermal), right great toe, sequela
- S90.422ABlister (nonthermal), left great toe, initial encounter
- S90.422DBlister (nonthermal), left great toe, subsequent encounter
- S90.422SBlister (nonthermal), left great toe, sequela
- S90.423ABlister (nonthermal), unspecified great toe, initial encounter
- S90.423DBlister (nonthermal), unspecified great toe, subsequent encounter
- S90.423SBlister (nonthermal), unspecified great toe, sequela
- S90.424ABlister (nonthermal), right lesser toe(s), initial encounter
- S90.424DBlister (nonthermal), right lesser toe(s), subsequent encounter
- S90.424SBlister (nonthermal), right lesser toe(s), sequela
- S90.425ABlister (nonthermal), left lesser toe(s), initial encounter
- S90.425DBlister (nonthermal), left lesser toe(s), subsequent encounter
- S90.425SBlister (nonthermal), left lesser toe(s), sequela
- S90.426ABlister (nonthermal), unspecified lesser toe(s), initial encounter
- S90.426DBlister (nonthermal), unspecified lesser toe(s), subsequent encounter
- S90.426SBlister (nonthermal), unspecified lesser toe(s), sequela
- S90.441AExternal constriction, right great toe, initial encounter
- S90.441DExternal constriction, right great toe, subsequent encounter
- S90.441SExternal constriction, right great toe, sequela
- S90.442AExternal constriction, left great toe, initial encounter
- S90.442DExternal constriction, left great toe, subsequent encounter
- S90.442SExternal constriction, left great toe, sequela
- S90.443AExternal constriction, unspecified great toe, initial encounter
- S90.443DExternal constriction, unspecified great toe, subsequent encounter
- S90.443SExternal constriction, unspecified great toe, sequela
- S90.444AExternal constriction, right lesser toe(s), initial encounter
- S90.444DExternal constriction, right lesser toe(s), subsequent encounter
- S90.444SExternal constriction, right lesser toe(s), sequela
- S90.445AExternal constriction, left lesser toe(s), initial encounter
- S90.445DExternal constriction, left lesser toe(s), subsequent encounter
- S90.445SExternal constriction, left lesser toe(s), sequela
- S90.446AExternal constriction, unspecified lesser toe(s), initial encounter
- S90.446DExternal constriction, unspecified lesser toe(s), subsequent encounter
- S90.446SExternal constriction, unspecified lesser toe(s), sequela
- S90.451ASuperficial foreign body, right great toe, initial encounter
- S90.451DSuperficial foreign body, right great toe, subsequent encounter
- S90.451SSuperficial foreign body, right great toe, sequela
- S90.452ASuperficial foreign body, left great toe, initial encounter
- S90.452DSuperficial foreign body, left great toe, subsequent encounter
- S90.452SSuperficial foreign body, left great toe, sequela
- S90.453ASuperficial foreign body, unspecified great toe, initial encounter
- S90.453DSuperficial foreign body, unspecified great toe, subsequent encounter
- S90.453SSuperficial foreign body, unspecified great toe, sequela
- S90.454ASuperficial foreign body, right lesser toe(s), initial encounter
- S90.454DSuperficial foreign body, right lesser toe(s), subsequent encounter
- S90.454SSuperficial foreign body, right lesser toe(s), sequela
- S90.455ASuperficial foreign body, left lesser toe(s), initial encounter
- S90.455DSuperficial foreign body, left lesser toe(s), subsequent encounter
- S90.455SSuperficial foreign body, left lesser toe(s), sequela
- S90.456ASuperficial foreign body, unspecified lesser toe(s), initial encounter
- S90.456DSuperficial foreign body, unspecified lesser toe(s), subsequent encounter
- S90.456SSuperficial foreign body, unspecified lesser toe(s), sequela
- S90.461AInsect bite (nonvenomous), right great toe, initial encounter
- S90.461DInsect bite (nonvenomous), right great toe, subsequent encounter
- S90.461SInsect bite (nonvenomous), right great toe, sequela
- S90.462AInsect bite (nonvenomous), left great toe, initial encounter
- S90.462DInsect bite (nonvenomous), left great toe, subsequent encounter
- S90.462SInsect bite (nonvenomous), left great toe, sequela
- S90.463AInsect bite (nonvenomous), unspecified great toe, initial encounter
- S90.463DInsect bite (nonvenomous), unspecified great toe, subsequent encounter
- S90.463SInsect bite (nonvenomous), unspecified great toe, sequela
- S90.464AInsect bite (nonvenomous), right lesser toe(s), initial encounter
- S90.464DInsect bite (nonvenomous), right lesser toe(s), subsequent encounter
- S90.464SInsect bite (nonvenomous), right lesser toe(s), sequela
- S90.465AInsect bite (nonvenomous), left lesser toe(s), initial encounter
- S90.465DInsect bite (nonvenomous), left lesser toe(s), subsequent encounter
- S90.465SInsect bite (nonvenomous), left lesser toe(s), sequela
- S90.466AInsect bite (nonvenomous), unspecified lesser toe(s), initial encounter
- S90.466DInsect bite (nonvenomous), unspecified lesser toe(s), subsequent encounter
- S90.466SInsect bite (nonvenomous), unspecified lesser toe(s), sequela
- S90.471AOther superficial bite of right great toe, initial encounter
- S90.471DOther superficial bite of right great toe, subsequent encounter
- S90.471SOther superficial bite of right great toe, sequela
- S90.472AOther superficial bite of left great toe, initial encounter
- S90.472DOther superficial bite of left great toe, subsequent encounter
- S90.472SOther superficial bite of left great toe, sequela
- S90.473AOther superficial bite of unspecified great toe, initial encounter
- S90.473DOther superficial bite of unspecified great toe, subsequent encounter
- S90.473SOther superficial bite of unspecified great toe, sequela
- S90.474AOther superficial bite of right lesser toe(s), initial encounter
- S90.474DOther superficial bite of right lesser toe(s), subsequent encounter
- S90.474SOther superficial bite of right lesser toe(s), sequela
- S90.475AOther superficial bite of left lesser toe(s), initial encounter
- S90.475DOther superficial bite of left lesser toe(s), subsequent encounter
- S90.475SOther superficial bite of left lesser toe(s), sequela
- S90.476AOther superficial bite of unspecified lesser toe(s), initial encounter
- S90.476DOther superficial bite of unspecified lesser toe(s), subsequent encounter
- S90.476SOther superficial bite of unspecified lesser toe(s), sequela
S90.5…
54 codes
- S90.511AAbrasion, right ankle, initial encounter
- S90.511DAbrasion, right ankle, subsequent encounter
- S90.511SAbrasion, right ankle, sequela
- S90.512AAbrasion, left ankle, initial encounter
- S90.512DAbrasion, left ankle, subsequent encounter
- S90.512SAbrasion, left ankle, sequela
- S90.519AAbrasion, unspecified ankle, initial encounter
- S90.519DAbrasion, unspecified ankle, subsequent encounter
- S90.519SAbrasion, unspecified ankle, sequela
- S90.521ABlister (nonthermal), right ankle, initial encounter
- S90.521DBlister (nonthermal), right ankle, subsequent encounter
- S90.521SBlister (nonthermal), right ankle, sequela
- S90.522ABlister (nonthermal), left ankle, initial encounter
- S90.522DBlister (nonthermal), left ankle, subsequent encounter
- S90.522SBlister (nonthermal), left ankle, sequela
- S90.529ABlister (nonthermal), unspecified ankle, initial encounter
- S90.529DBlister (nonthermal), unspecified ankle, subsequent encounter
- S90.529SBlister (nonthermal), unspecified ankle, sequela
- S90.541AExternal constriction, right ankle, initial encounter
- S90.541DExternal constriction, right ankle, subsequent encounter
- S90.541SExternal constriction, right ankle, sequela
- S90.542AExternal constriction, left ankle, initial encounter
- S90.542DExternal constriction, left ankle, subsequent encounter
- S90.542SExternal constriction, left ankle, sequela
- S90.549AExternal constriction, unspecified ankle, initial encounter
- S90.549DExternal constriction, unspecified ankle, subsequent encounter
- S90.549SExternal constriction, unspecified ankle, sequela
- S90.551ASuperficial foreign body, right ankle, initial encounter
- S90.551DSuperficial foreign body, right ankle, subsequent encounter
- S90.551SSuperficial foreign body, right ankle, sequela
- S90.552ASuperficial foreign body, left ankle, initial encounter
- S90.552DSuperficial foreign body, left ankle, subsequent encounter
- S90.552SSuperficial foreign body, left ankle, sequela
- S90.559ASuperficial foreign body, unspecified ankle, initial encounter
- S90.559DSuperficial foreign body, unspecified ankle, subsequent encounter
- S90.559SSuperficial foreign body, unspecified ankle, sequela
- S90.561AInsect bite (nonvenomous), right ankle, initial encounter
- S90.561DInsect bite (nonvenomous), right ankle, subsequent encounter
- S90.561SInsect bite (nonvenomous), right ankle, sequela
- S90.562AInsect bite (nonvenomous), left ankle, initial encounter
- S90.562DInsect bite (nonvenomous), left ankle, subsequent encounter
- S90.562SInsect bite (nonvenomous), left ankle, sequela
- S90.569AInsect bite (nonvenomous), unspecified ankle, initial encounter
- S90.569DInsect bite (nonvenomous), unspecified ankle, subsequent encounter
- S90.569SInsect bite (nonvenomous), unspecified ankle, sequela
- S90.571AOther superficial bite of ankle, right ankle, initial encounter
- S90.571DOther superficial bite of ankle, right ankle, subsequent encounter
- S90.571SOther superficial bite of ankle, right ankle, sequela
- S90.572AOther superficial bite of ankle, left ankle, initial encounter
- S90.572DOther superficial bite of ankle, left ankle, subsequent encounter
- S90.572SOther superficial bite of ankle, left ankle, sequela
- S90.579AOther superficial bite of ankle, unspecified ankle, initial encounter
- S90.579DOther superficial bite of ankle, unspecified ankle, subsequent encounter
- S90.579SOther superficial bite of ankle, unspecified ankle, sequela
S90.8…
54 codes
- S90.811AAbrasion, right foot, initial encounter
- S90.811DAbrasion, right foot, subsequent encounter
- S90.811SAbrasion, right foot, sequela
- S90.812AAbrasion, left foot, initial encounter
- S90.812DAbrasion, left foot, subsequent encounter
- S90.812SAbrasion, left foot, sequela
- S90.819AAbrasion, unspecified foot, initial encounter
- S90.819DAbrasion, unspecified foot, subsequent encounter
- S90.819SAbrasion, unspecified foot, sequela
- S90.821ABlister (nonthermal), right foot, initial encounter
- S90.821DBlister (nonthermal), right foot, subsequent encounter
- S90.821SBlister (nonthermal), right foot, sequela
- S90.822ABlister (nonthermal), left foot, initial encounter
- S90.822DBlister (nonthermal), left foot, subsequent encounter
- S90.822SBlister (nonthermal), left foot, sequela
- S90.829ABlister (nonthermal), unspecified foot, initial encounter
- S90.829DBlister (nonthermal), unspecified foot, subsequent encounter
- S90.829SBlister (nonthermal), unspecified foot, sequela
- S90.841AExternal constriction, right foot, initial encounter
- S90.841DExternal constriction, right foot, subsequent encounter
- S90.841SExternal constriction, right foot, sequela
- S90.842AExternal constriction, left foot, initial encounter
- S90.842DExternal constriction, left foot, subsequent encounter
- S90.842SExternal constriction, left foot, sequela
- S90.849AExternal constriction, unspecified foot, initial encounter
- S90.849DExternal constriction, unspecified foot, subsequent encounter
- S90.849SExternal constriction, unspecified foot, sequela
- S90.851ASuperficial foreign body, right foot, initial encounter
- S90.851DSuperficial foreign body, right foot, subsequent encounter
- S90.851SSuperficial foreign body, right foot, sequela
- S90.852ASuperficial foreign body, left foot, initial encounter
- S90.852DSuperficial foreign body, left foot, subsequent encounter
- S90.852SSuperficial foreign body, left foot, sequela
- S90.859ASuperficial foreign body, unspecified foot, initial encounter
- S90.859DSuperficial foreign body, unspecified foot, subsequent encounter
- S90.859SSuperficial foreign body, unspecified foot, sequela
- S90.861AInsect bite (nonvenomous), right foot, initial encounter
- S90.861DInsect bite (nonvenomous), right foot, subsequent encounter
- S90.861SInsect bite (nonvenomous), right foot, sequela
- S90.862AInsect bite (nonvenomous), left foot, initial encounter
- S90.862DInsect bite (nonvenomous), left foot, subsequent encounter
- S90.862SInsect bite (nonvenomous), left foot, sequela
- S90.869AInsect bite (nonvenomous), unspecified foot, initial encounter
- S90.869DInsect bite (nonvenomous), unspecified foot, subsequent encounter
- S90.869SInsect bite (nonvenomous), unspecified foot, sequela
- S90.871AOther superficial bite of right foot, initial encounter
- S90.871DOther superficial bite of right foot, subsequent encounter
- S90.871SOther superficial bite of right foot, sequela
- S90.872AOther superficial bite of left foot, initial encounter
- S90.872DOther superficial bite of left foot, subsequent encounter
- S90.872SOther superficial bite of left foot, sequela
- S90.879AOther superficial bite of unspecified foot, initial encounter
- S90.879DOther superficial bite of unspecified foot, subsequent encounter
- S90.879SOther superficial bite of unspecified foot, sequela
S90.9…
36 codes
- S90.911AUnspecified superficial injury of right ankle, initial encounter
- S90.911DUnspecified superficial injury of right ankle, subsequent encounter
- S90.911SUnspecified superficial injury of right ankle, sequela
- S90.912AUnspecified superficial injury of left ankle, initial encounter
- S90.912DUnspecified superficial injury of left ankle, subsequent encounter
- S90.912SUnspecified superficial injury of left ankle, sequela
- S90.919AUnspecified superficial injury of unspecified ankle, initial encounter
- S90.919DUnspecified superficial injury of unspecified ankle, subsequent encounter
- S90.919SUnspecified superficial injury of unspecified ankle, sequela
- S90.921AUnspecified superficial injury of right foot, initial encounter
- S90.921DUnspecified superficial injury of right foot, subsequent encounter
- S90.921SUnspecified superficial injury of right foot, sequela
- S90.922AUnspecified superficial injury of left foot, initial encounter
- S90.922DUnspecified superficial injury of left foot, subsequent encounter
- S90.922SUnspecified superficial injury of left foot, sequela
- S90.929AUnspecified superficial injury of unspecified foot, initial encounter
- S90.929DUnspecified superficial injury of unspecified foot, subsequent encounter
- S90.929SUnspecified superficial injury of unspecified foot, sequela
- S90.931AUnspecified superficial injury of right great toe, initial encounter
- S90.931DUnspecified superficial injury of right great toe, subsequent encounter
- S90.931SUnspecified superficial injury of right great toe, sequela
- S90.932AUnspecified superficial injury of left great toe, initial encounter
- S90.932DUnspecified superficial injury of left great toe, subsequent encounter
- S90.932SUnspecified superficial injury of left great toe, sequela
- S90.933AUnspecified superficial injury of unspecified great toe, initial encounter
- S90.933DUnspecified superficial injury of unspecified great toe, subsequent encounter
- S90.933SUnspecified superficial injury of unspecified great toe, sequela
- S90.934AUnspecified superficial injury of right lesser toe(s), initial encounter
- S90.934DUnspecified superficial injury of right lesser toe(s), subsequent encounter
- S90.934SUnspecified superficial injury of right lesser toe(s), sequela
- S90.935AUnspecified superficial injury of left lesser toe(s), initial encounter
- S90.935DUnspecified superficial injury of left lesser toe(s), subsequent encounter
- S90.935SUnspecified superficial injury of left lesser toe(s), sequela
- S90.936AUnspecified superficial injury of unspecified lesser toe(s), initial encounter
- S90.936DUnspecified superficial injury of unspecified lesser toe(s), subsequent encounter
- S90.936SUnspecified superficial injury of unspecified lesser toe(s), sequela
Outside the US? S90 in the international WHO ICD-10 lists its inclusion and exclusion notes.
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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