M1219 — Anaphylaxis due to the vaccine on or before the date of the encounter
M1219 is a HCPCS Level II code for anaphylaxis due to the vaccine on or before the date of the encounter. It belongs to the Medical Services section. It was terminated on December 31, 2024 and is not valid on new claims.
This code has been terminated
CMS terminated M1219 on December 31, 2024. It stays in the file as history — a claim you are auditing from before that date may legitimately carry it — but it must not appear on a new claim. The adjacent codes below are the usual place to look for its replacement.
Medicare coverage: Carrier judgment
Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
The CMS record for M1219
- Long descriptor
- Anaphylaxis due to the vaccine on or before the date of the encounter
- Short descriptor
- Anphx due to vax
- Added
- January 1, 2024
- Terminated
- December 31, 2024
- BETOS
- Z2
- Pricing indicator
- 00 — Not priced by Part B
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
When CMS retired it.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Service not separately priced by Part B — not covered, bundled into another service, or used by Part A only.
Codes adjacent to M1219
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If M1219 is not quite right, the correct code is very often within a few positions of it.
- M1211Most recent glycemic status assessment (hba1c or gmi) level > 9.0%
- M1212Glycemic status assessment (hba1c or gmi) level is missing, or was not performed during the measurement period
- M1213No history of spirometry results with confirmed airflow obstruction (fev1/fvc < 70%) and present spirometry is >= 70%
- M1214Spirometry results with confirmed airflow obstruction (fev1/fvc < 70%) documented and reviewed
- M1215Documentation of medical reason(s) for not documenting and reviewing spirometry results (e.g., patients with dementia or tracheostomy)
- M1216No spirometry results with confirmed airflow obstruction (fev1/fvc < 70%) documented and/or no spirometry performed with results documented during the encounter
- M1217Documentation of system reason(s) for not documenting and reviewing spirometry results (e.g., spirometry equipment not available at the time of the encounter)
- M1218Patient has copd symptoms (e.g., dyspnea, cough/sputum, wheezing)
- M1220Dilated retinal eye exam with interpretation by an ophthalmologist or optometrist or artificial intelligence (ai) interpretation documented and reviewed; with evidence of retinopathy
- M1221Dilated retinal eye exam with interpretation by an ophthalmologist or optometrist or artificial intelligence (ai) interpretation documented and reviewed; without evidence of retinopathy
- M1222Glaucoma plan of care not documented, reason not otherwise specified
- M1223Glaucoma plan of care documented
- M1224Intraocular pressure (iop) reduced by a value less than 20% from the pre-intervention level
- M1225Intraocular pressure (iop) reduced by a value of greater than or equal to 20% from the pre-intervention level
- M1226Iop measurement not documented, reason not otherwise specified
- M1227Evidence-based therapy was prescribed
Questions about M1219
What is HCPCS code M1219?
M1219 is a HCPCS Level II code for anaphylaxis due to the vaccine on or before the date of the encounter. It sits in the Medical Services section.
Does Medicare cover M1219?
The CMS HCPCS file marks M1219 as "Carrier judgment". Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
Is M1219 still valid?
No. M1219 was terminated on December 31, 2024 and should not be used on new claims.