HCPCS Code G2155

Patient had history of at least one of the following contraindications any time during or before the measurement period: anaphylaxis due to tdap vaccine, anaphylaxis due to td vaccine or its components; encephalopathy due to tdap or td vaccination (post tetanus vaccination encephalitis, post diphtheria vaccination encephalitis or post pertussis vaccination encephalitis.)
Code effective Jan 01, 2021

HCPCS Section
Procedures/Professional Services (Temporary Codes)

G2155 is a valid 2026 HCPCS code meaning Patient had history of at least one of the following contraindications any time during or before the measurement period: anaphylaxis due to tdap vaccine, anaphylaxis due to td vaccine or its components; encephalopathy due to tdap or td vaccination (post tetanus vaccination encephalitis, post diphtheria vaccination encephalitis or post pertussis vaccination encephalitis.) or (Hist contraindications) for short. HCPCS G2155 has been effective since 01/01/2021 and applies to Medical care.

HCPCS Code Details - G2155

HCPCS Level II Code
Section G - Procedures/Professional Services (Temporary Codes)
HCPCS Code G2155
Description

Long description:
Patient had history of at least one of the following contraindications any time during or before the measurement period: anaphylaxis due to tdap vaccine, anaphylaxis due to td vaccine or its components; encephalopathy due to tdap or td vaccination (post tetanus vaccination encephalitis, post diphtheria vaccination encephalitis or post pertussis vaccination encephalitis.)

Short description:
Hist contraindications

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, 2021
Date added Added Jan 01, 2020
Termination date Dec 31, 2020

See also

  • HCPCS G2154 · Patient received at least one td vaccine or one tdap vaccine between nine years prior to the start of the measurement period and the end of the measurement period

  • HCPCS M1158 · Patient had history of immunocompromising conditions prior to or during the measurement period

  • HCPCS G2156 · Patient did not receive at least one td vaccine or one tdap vaccine between nine years prior to the start of the measurement period and the end of the measurement period; or have history of at least one of the following contraindications any time during or before the measurement period: anaphylaxis due to tdap vaccine, anaphylaxis due to td vaccine or its components; encephalopathy due to tdap or td vaccination (post tetanus vaccination encephalitis, post diphtheria vaccination encephalitis or post pertussis vaccination encephalitis.)

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.