Lst knwn well <=210 min
Full descriptor
Time last known well to hospital arrival less than or equal to 3.5 hours (<= 210 minutes)
Details
- Code
- M1438
- Short descriptor
- Lst knwn well <=210 min
- Code set
- HCPCS Level II
- Release
- July 2026
- Status
- Active
- Added
- Jan 1 2026
Nearby codes
Code sets are published in blocks, so neighbours are usually related.
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Sources
- CMS HCPCS Level II — July 2026, public domain
Reference information only. Not billing advice. Verify against the payer before you file.