ICD-10-CM category
W18: Other slipping, tripping and stumbling and falls
Codes under W18 (Other slipping, tripping and stumbling and falls). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| W18.0 | Fall due to bumping against object | — |
| W18.0 | Fall due to bumping against object | — |
| W18.00 | Striking against unspecified object with subsequent fall | — |
| W18.00 | Striking against unspecified object with subsequent fall | — |
| W18.00XA | Striking against unspecified object with subsequent fall, initial encounter | ✓ |
| W18.00XA | Striking against unspecified object with subsequent fall, initial encounter | ✓ |
| W18.00XD | Striking against unspecified object with subsequent fall, subsequent encounter | ✓ |
| W18.00XD | Striking against unspecified object with subsequent fall, subsequent encounter | ✓ |
| W18.00XS | Striking against unspecified object with subsequent fall, sequela | ✓ |
| W18.00XS | Striking against unspecified object with subsequent fall, sequela | ✓ |
| W18.01 | Striking against sports equipment with subsequent fall | — |
| W18.01 | Striking against sports equipment with subsequent fall | — |
| W18.1 | Fall from or off toilet | — |
| W18.1 | Fall from or off toilet | — |
| W18.01XA | Striking against sports equipment with subsequent fall, initial encounter | ✓ |
| W18.01XA | Striking against sports equipment with subsequent fall, initial encounter | ✓ |
| W18.01XD | Striking against sports equipment with subsequent fall, subsequent encounter | ✓ |
| W18.01XD | Striking against sports equipment with subsequent fall, subsequent encounter | ✓ |
| W18.01XS | Striking against sports equipment with subsequent fall, sequela | ✓ |
| W18.01XS | Striking against sports equipment with subsequent fall, sequela | ✓ |
| W18.02 | Striking against glass with subsequent fall | — |
| W18.02 | Striking against glass with subsequent fall | — |
| W18.2 | Fall in (into) shower or empty bathtub | — |
| W18.2 | Fall in (into) shower or empty bathtub | — |
| W18.02XA | Striking against glass with subsequent fall, initial encounter | ✓ |
| W18.02XA | Striking against glass with subsequent fall, initial encounter | ✓ |
| W18.02XD | Striking against glass with subsequent fall, subsequent encounter | ✓ |
| W18.02XD | Striking against glass with subsequent fall, subsequent encounter | ✓ |
| W18.02XS | Striking against glass with subsequent fall, sequela | ✓ |
| W18.02XS | Striking against glass with subsequent fall, sequela | ✓ |
| W18.2XXA | Fall in (into) shower or empty bathtub, initial encounter | ✓ |
| W18.2XXA | Fall in (into) shower or empty bathtub, initial encounter | ✓ |
| W18.2XXD | Fall in (into) shower or empty bathtub, subsequent encounter | ✓ |
| W18.2XXD | Fall in (into) shower or empty bathtub, subsequent encounter | ✓ |
| W18.2XXS | Fall in (into) shower or empty bathtub, sequela | ✓ |
| W18.2XXS | Fall in (into) shower or empty bathtub, sequela | ✓ |
| W18.3 | Other and unspecified fall on same level | — |
| W18.3 | Other and unspecified fall on same level | — |
| W18.4 | Slipping, tripping and stumbling without falling | — |
| W18.4 | Slipping, tripping and stumbling without falling | — |
| W18.09 | Striking against other object with subsequent fall | — |
| W18.09 | Striking against other object with subsequent fall | — |
| W18.09XA | Striking against other object with subsequent fall, initial encounter | ✓ |
| W18.09XA | Striking against other object with subsequent fall, initial encounter | ✓ |
| W18.09XD | Striking against other object with subsequent fall, subsequent encounter | ✓ |
| W18.09XD | Striking against other object with subsequent fall, subsequent encounter | ✓ |
| W18.09XS | Striking against other object with subsequent fall, sequela | ✓ |
| W18.09XS | Striking against other object with subsequent fall, sequela | ✓ |
| W18.11 | Fall from or off toilet without subsequent striking against object | — |
| W18.11 | Fall from or off toilet without subsequent striking against object | — |
| W18.11XA | Fall from or off toilet without subsequent striking against object, initial encounter | ✓ |
| W18.11XA | Fall from or off toilet without subsequent striking against object, initial encounter | ✓ |
| W18.11XD | Fall from or off toilet without subsequent striking against object, subsequent encounter | ✓ |
| W18.11XD | Fall from or off toilet without subsequent striking against object, subsequent encounter | ✓ |
| W18.11XS | Fall from or off toilet without subsequent striking against object, sequela | ✓ |
| W18.11XS | Fall from or off toilet without subsequent striking against object, sequela | ✓ |
| W18.12 | Fall from or off toilet with subsequent striking against object | — |
| W18.12 | Fall from or off toilet with subsequent striking against object | — |
| W18.12XA | Fall from or off toilet with subsequent striking against object, initial encounter | ✓ |
| W18.12XA | Fall from or off toilet with subsequent striking against object, initial encounter | ✓ |
| W18.12XD | Fall from or off toilet with subsequent striking against object, subsequent encounter | ✓ |
| W18.12XD | Fall from or off toilet with subsequent striking against object, subsequent encounter | ✓ |
| W18.12XS | Fall from or off toilet with subsequent striking against object, sequela | ✓ |
| W18.12XS | Fall from or off toilet with subsequent striking against object, sequela | ✓ |
| W18.30 | Fall on same level, unspecified | — |
| W18.30 | Fall on same level, unspecified | — |
| W18.30XA | Fall on same level, unspecified, initial encounter | ✓ |
| W18.30XA | Fall on same level, unspecified, initial encounter | ✓ |
| W18.30XD | Fall on same level, unspecified, subsequent encounter | ✓ |
| W18.30XD | Fall on same level, unspecified, subsequent encounter | ✓ |
| W18.30XS | Fall on same level, unspecified, sequela | ✓ |
| W18.30XS | Fall on same level, unspecified, sequela | ✓ |
| W18.31 | Fall on same level due to stepping on an object | — |
| W18.31 | Fall on same level due to stepping on an object | — |
| W18.31XA | Fall on same level due to stepping on an object, initial encounter | ✓ |
| W18.31XA | Fall on same level due to stepping on an object, initial encounter | ✓ |
| W18.31XD | Fall on same level due to stepping on an object, subsequent encounter | ✓ |
| W18.31XD | Fall on same level due to stepping on an object, subsequent encounter | ✓ |
| W18.31XS | Fall on same level due to stepping on an object, sequela | ✓ |
| W18.31XS | Fall on same level due to stepping on an object, sequela | ✓ |
| W18.39 | Other fall on same level | — |
| W18.39 | Other fall on same level | — |
| W18.39XA | Other fall on same level, initial encounter | ✓ |
| W18.39XA | Other fall on same level, initial encounter | ✓ |
| W18.39XD | Other fall on same level, subsequent encounter | ✓ |
| W18.39XD | Other fall on same level, subsequent encounter | ✓ |
| W18.39XS | Other fall on same level, sequela | ✓ |
| W18.39XS | Other fall on same level, sequela | ✓ |
| W18.40 | Slipping, tripping and stumbling without falling, unspecified | — |
| W18.40 | Slipping, tripping and stumbling without falling, unspecified | — |
| W18.40XA | Slipping, tripping and stumbling without falling, unspecified, initial encounter | ✓ |
| W18.40XA | Slipping, tripping and stumbling without falling, unspecified, initial encounter | ✓ |
| W18.40XD | Slipping, tripping and stumbling without falling, unspecified, subsequent encounter | ✓ |
| W18.40XD | Slipping, tripping and stumbling without falling, unspecified, subsequent encounter | ✓ |
| W18.40XS | Slipping, tripping and stumbling without falling, unspecified, sequela | ✓ |
| W18.40XS | Slipping, tripping and stumbling without falling, unspecified, sequela | ✓ |
| W18.41 | Slipping, tripping and stumbling without falling due to stepping on object | — |
| W18.41 | Slipping, tripping and stumbling without falling due to stepping on object | — |
| W18.41XA | Slipping, tripping and stumbling without falling due to stepping on object, initial encounter | ✓ |
| W18.41XA | Slipping, tripping and stumbling without falling due to stepping on object, initial encounter | ✓ |
| W18.41XD | Slipping, tripping and stumbling without falling due to stepping on object, subsequent encounter | ✓ |
| W18.41XD | Slipping, tripping and stumbling without falling due to stepping on object, subsequent encounter | ✓ |
| W18.41XS | Slipping, tripping and stumbling without falling due to stepping on object, sequela | ✓ |
| W18.41XS | Slipping, tripping and stumbling without falling due to stepping on object, sequela | ✓ |
| W18.42 | Slipping, tripping and stumbling without falling due to stepping into hole or opening | — |
| W18.42 | Slipping, tripping and stumbling without falling due to stepping into hole or opening | — |
| W18.42XA | Slipping, tripping and stumbling without falling due to stepping into hole or opening, initial encounter | ✓ |
| W18.42XA | Slipping, tripping and stumbling without falling due to stepping into hole or opening, initial encounter | ✓ |
| W18.42XD | Slipping, tripping and stumbling without falling due to stepping into hole or opening, subsequent encounter | ✓ |
| W18.42XD | Slipping, tripping and stumbling without falling due to stepping into hole or opening, subsequent encounter | ✓ |
| W18.42XS | Slipping, tripping and stumbling without falling due to stepping into hole or opening, sequela | ✓ |
| W18.42XS | Slipping, tripping and stumbling without falling due to stepping into hole or opening, sequela | ✓ |
| W18.43 | Slipping, tripping and stumbling without falling due to stepping from one level to another | — |
| W18.43 | Slipping, tripping and stumbling without falling due to stepping from one level to another | — |
| W18.43XA | Slipping, tripping and stumbling without falling due to stepping from one level to another, initial encounter | ✓ |
| W18.43XA | Slipping, tripping and stumbling without falling due to stepping from one level to another, initial encounter | ✓ |
| W18.43XD | Slipping, tripping and stumbling without falling due to stepping from one level to another, subsequent encounter | ✓ |
| W18.43XD | Slipping, tripping and stumbling without falling due to stepping from one level to another, subsequent encounter | ✓ |
| W18.43XS | Slipping, tripping and stumbling without falling due to stepping from one level to another, sequela | ✓ |
| W18.43XS | Slipping, tripping and stumbling without falling due to stepping from one level to another, sequela | ✓ |
| W18.49 | Other slipping, tripping and stumbling without falling | — |
| W18.49 | Other slipping, tripping and stumbling without falling | — |
| W18.49XA | Other slipping, tripping and stumbling without falling, initial encounter | ✓ |
| W18.49XA | Other slipping, tripping and stumbling without falling, initial encounter | ✓ |
| W18.49XD | Other slipping, tripping and stumbling without falling, subsequent encounter | ✓ |
| W18.49XD | Other slipping, tripping and stumbling without falling, subsequent encounter | ✓ |
| W18.49XS | Other slipping, tripping and stumbling without falling, sequela | ✓ |
| W18.49XS | Other slipping, tripping and stumbling without falling, sequela | ✓ |
Frequently asked questions
What is ICD-10-CM code W18?
W18 is an ICD-10-CM category covering Other slipping, tripping and stumbling and falls. It contains 128 more specific diagnosis codes, 90 of which are billable.
Is W18 a billable code?
No — W18 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example W18.0 — Fall due to bumping against object). 90 of the 128 codes under W18 are billable.
What codes fall under W18?
W18 includes W18.0, W18.0, W18.00, W18.00, W18.00XA, plus 123 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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