HCPCS Code M1155

Patient had anaphylaxis due to the pneumococcal vaccine any time during or before the measurement period
Code effective Jan 01, 2025

HCPCS Section
Medical services

M1155 is a valid 2026 HCPCS code meaning Patient had anaphylaxis due to the pneumococcal vaccine any time during or before the measurement period or (Pt anphx due to pneum) for short. HCPCS M1155 has been effective since 01/01/2025 and applies to Medical care.

HCPCS Code Details - M1155

HCPCS Level II Code
Section M - Medical services
HCPCS Code M1155
Description

Long description:
Patient had anaphylaxis due to the pneumococcal vaccine any time during or before the measurement period

Short description:
Pt anphx due to pneum

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 N - No maintenance for this code
Type of service 1 - Medical care
Effective date Effective Jan 01, 2025
Date added Added Jan 01, 2023
Termination date Dec 31, 2024

See also

  • HCPCS M1154 · Hospice services provided to patient any time during the measurement period

  • HCPCS M1160 · Patient had anaphylaxis due to the meningococcal vaccine any time on or before the patient's 13th birthday

  • HCPCS M1161 · Patient had anaphylaxis due to the tetanus, diphtheria or pertussis vaccine any time on or before the patient's 13th birthday

  • HCPCS M1163 · Patient had anaphylaxis due to the hpv vaccine any time on or before the patient's 13th birthday

  • HCPCS M1306 · Patient had anaphylaxis due to the pneumococcal vaccine any time during or before the measurement period

  • HCPCS M1156 · Patient received active chemotherapy any time during the measurement period

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”

HCPCS Level II codes and descriptors are approved and maintained jointly by the alpha-numeric editorial panel (consisting of CMS, the Health Insurance Association of America, and the Blue Cross and Blue Shield Association). — Updated 6/23/2026

CPT® is a registered trademark of the American Medical Association (AMA). All rights reserved.