Aphlx to vax bef enc
Full descriptor
Anaphylaxis due to the vaccine on or before the date of the encounter
Details
- Code
- M1311
- Short descriptor
- Aphlx to vax bef enc
- Code set
- HCPCS Level II
- Release
- July 2026
- Status
- Active
- Added
- Jan 1 2024
Nearby codes
Code sets are published in blocks, so neighbours are usually related.
Pt scr tob & cess int
No pt tbco scrn rng
Pall serv during meas
No tob scr/cess int
Bmi not calculated
Flu immunize no admin
Crc no doc no rsn
Doc pt pal or hospice
Sources
- CMS HCPCS Level II — July 2026, public domain
Reference information only. Not billing advice. Verify against the payer before you file.