ICD-10-CM category
X37: Cataclysmic storm
Codes under X37 (Cataclysmic storm). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| X37.0 | Hurricane | — |
| X37.0XXA | Hurricane, initial encounter | ✓ |
| X37.0XXD | Hurricane, subsequent encounter | ✓ |
| X37.0XXS | Hurricane, sequela | ✓ |
| X37.1 | Tornado | — |
| X37.1XXA | Tornado, initial encounter | ✓ |
| X37.1XXD | Tornado, subsequent encounter | ✓ |
| X37.1XXS | Tornado, sequela | ✓ |
| X37.2 | Blizzard (snow)(ice) | — |
| X37.2XXA | Blizzard (snow)(ice), initial encounter | ✓ |
| X37.2XXD | Blizzard (snow)(ice), subsequent encounter | ✓ |
| X37.2XXS | Blizzard (snow)(ice), sequela | ✓ |
| X37.3 | Dust storm | — |
| X37.3XXA | Dust storm, initial encounter | ✓ |
| X37.3XXD | Dust storm, subsequent encounter | ✓ |
| X37.3XXS | Dust storm, sequela | ✓ |
| X37.4 | Tidalwave | — |
| X37.8 | Other cataclysmic storms | — |
| X37.8XXA | Other cataclysmic storms, initial encounter | ✓ |
| X37.8XXD | Other cataclysmic storms, subsequent encounter | ✓ |
| X37.8XXS | Other cataclysmic storms, sequela | ✓ |
| X37.9 | Unspecified cataclysmic storm | — |
| X37.9XXA | Unspecified cataclysmic storm, initial encounter | ✓ |
| X37.9XXD | Unspecified cataclysmic storm, subsequent encounter | ✓ |
| X37.9XXS | Unspecified cataclysmic storm, sequela | ✓ |
| X37.41 | Tidal wave due to earthquake or volcanic eruption | — |
| X37.41XA | Tidal wave due to earthquake or volcanic eruption, initial encounter | ✓ |
| X37.41XD | Tidal wave due to earthquake or volcanic eruption, subsequent encounter | ✓ |
| X37.41XS | Tidal wave due to earthquake or volcanic eruption, sequela | ✓ |
| X37.42 | Tidal wave due to storm | — |
| X37.42XA | Tidal wave due to storm, initial encounter | ✓ |
| X37.42XD | Tidal wave due to storm, subsequent encounter | ✓ |
| X37.42XS | Tidal wave due to storm, sequela | ✓ |
| X37.43 | Tidal wave due to landslide | — |
| X37.43XA | Tidal wave due to landslide, initial encounter | ✓ |
| X37.43XD | Tidal wave due to landslide, subsequent encounter | ✓ |
| X37.43XS | Tidal wave due to landslide, sequela | ✓ |
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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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