HCPCS Code Details - M1311

HCPCS Level II Code
Medical services
HCPCS Code M1311

Long description:
Anaphylaxis due to the vaccine on or before the date of the encounter

Short description:
Aphlx to vax bef enc

HCPCS Modifier1
HCPCS Pricing indicator 00 - Physician Fee Schedule And Non-Physician Practitioners - Service not separately priced by part B (e.g., services not covered, bundled, used by Part A only, etc.)
Multiple pricing indicator 9 - Not applicable as HCPCS not priced separately by part B or value is not established
Coverage code C - Carrier judgment
BETOS2 code Z2 - Undefined codes
HCPCS Action code A - Add procedure or modifier code
Type of service 1 - Medical care
Effective date Effective Jan 01, 2024
Date added Added Jan 01, 2024
HCPCS Coding Procedures

HCPCS Modifiers

In HCPCS Level II, modifiers are composed of two alpha or alphanumeric characters.

Example: E0260-NU - Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress
NU” identifies the hospital bed as new equipment

See also

  • HCPCS M1310 · Patient screened for tobacco use and received tobacco cessation intervention during the measurement period or in the six months prior to the measurement period (counseling, pharmacotherapy, or both), if identified as a tobacco user

  • HCPCS M1219 · Anaphylaxis due to the vaccine on or before the date of the encounter

  • HCPCS M1312 · Patient not screened for tobacco use

1 Two-digit numeric codes are Level I code modifiers copyrighted© by the American Medical Association's Current Procedural Terminology (CPT).

2 BETOS stands for “Berenson-Eggers Type Of Service”