ICD-10-CM category
W18 Other fall on same level
W18 is a category, not a billable code. Report one of the 45 complete codes below.
W18.0…
12 codes
- W18.00XAStriking against unspecified object with subsequent fall, initial encounter
- W18.00XDStriking against unspecified object with subsequent fall, subsequent encounter
- W18.00XSStriking against unspecified object with subsequent fall, sequela
- W18.01XAStriking against sports equipment with subsequent fall, initial encounter
- W18.01XDStriking against sports equipment with subsequent fall, subsequent encounter
- W18.01XSStriking against sports equipment with subsequent fall, sequela
- W18.02XAStriking against glass with subsequent fall, initial encounter
- W18.02XDStriking against glass with subsequent fall, subsequent encounter
- W18.02XSStriking against glass with subsequent fall, sequela
- W18.09XAStriking against other object with subsequent fall, initial encounter
- W18.09XDStriking against other object with subsequent fall, subsequent encounter
- W18.09XSStriking against other object with subsequent fall, sequela
W18.1…
6 codes
- W18.11XAFall from or off toilet without subsequent striking against object, initial encounter
- W18.11XDFall from or off toilet without subsequent striking against object, subsequent encounter
- W18.11XSFall from or off toilet without subsequent striking against object, sequela
- W18.12XAFall from or off toilet with subsequent striking against object, initial encounter
- W18.12XDFall from or off toilet with subsequent striking against object, subsequent encounter
- W18.12XSFall from or off toilet with subsequent striking against object, sequela
W18.2…
3 codes
W18.3…
9 codes
- W18.30XAFall on same level, unspecified, initial encounter
- W18.30XDFall on same level, unspecified, subsequent encounter
- W18.30XSFall on same level, unspecified, sequela
- W18.31XAFall on same level due to stepping on an object, initial encounter
- W18.31XDFall on same level due to stepping on an object, subsequent encounter
- W18.31XSFall on same level due to stepping on an object, sequela
- W18.39XAOther fall on same level, initial encounter
- W18.39XDOther fall on same level, subsequent encounter
- W18.39XSOther fall on same level, sequela
W18.4…
15 codes
- W18.40XASlipping, tripping and stumbling without falling, unspecified, initial encounter
- W18.40XDSlipping, tripping and stumbling without falling, unspecified, subsequent encounter
- W18.40XSSlipping, tripping and stumbling without falling, unspecified, sequela
- W18.41XASlipping, tripping and stumbling without falling due to stepping on object, initial encounter
- W18.41XDSlipping, tripping and stumbling without falling due to stepping on object, subsequent encounter
- W18.41XSSlipping, tripping and stumbling without falling due to stepping on object, sequela
- W18.42XASlipping, tripping and stumbling without falling due to stepping into hole or opening, initial encounter
- W18.42XDSlipping, tripping and stumbling without falling due to stepping into hole or opening, subsequent encounter
- W18.42XSSlipping, tripping and stumbling without falling due to stepping into hole or opening, sequela
- W18.43XASlipping, tripping and stumbling without falling due to stepping from one level to another, initial encounter
- W18.43XDSlipping, tripping and stumbling without falling due to stepping from one level to another, subsequent encounter
- W18.43XSSlipping, tripping and stumbling without falling due to stepping from one level to another, sequela
- W18.49XAOther slipping, tripping and stumbling without falling, initial encounter
- W18.49XDOther slipping, tripping and stumbling without falling, subsequent encounter
- W18.49XSOther slipping, tripping and stumbling without falling, sequela
Outside the US? W18 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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