X37.3XXA — Dust storm, initial encounter
Is X37.3XXA billable?
Yes — X37.3XXA is billable for FY2027. X37.3XXA is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. X37.3XXA may be submitted for encounters from October 1, 2026 through September 30, 2027.
X37.3XXA at a glance
| Code | X37.3XXA |
|---|---|
| Description | Dust storm, initial encounter |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "A" | initial encounter |
What does the 7th character "A" mean in X37.3XXA?
In X37.3XXA, the 7th character A means initial encounter. The 7th character is required for X37.3XXA to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
How is X37.3XXA listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under X37.3, the nearest indexed parent of X37.3XXA. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- Forces of nature › dust storm
- Forces of nature › cataclysmic storm › dust storm
How long has X37.3XXA existed?
X37.3XXA has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.