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.)
G2155 is a HCPCS Level II code for 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.). It belongs to the Procedures and Professional Services (Temporary) section. It was terminated on December 31, 2020 and is not valid on new claims.
This code has been terminated
CMS terminated G2155 on December 31, 2020. 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 G2155
- Long descriptor
- 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 descriptor
- Hist contraindications
- Added
- January 1, 2020
- Terminated
- December 31, 2020
- 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 G2155
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G2155 is not quite right, the correct code is very often within a few positions of it.
- G2147Leg pain measured by the visual analog scale (vas) or numeric pain scale at one year (9 to 15 months) postoperatively was greater than 3.0 and leg pain measured by the visual analog scale (vas) or numeric pain scale within three months preoperatively and at one year (9 to 15 months) postoperatively demonstrated improvement of less than 5.0 points
- G2148Multimodal pain management was used
- G2149Documentation of medical reason(s) for not using multimodal pain management (e.g., allergy to multiple classes of analgesics, intubated patient, hepatic failure, patient reports no pain during pacu stay, other medical reason(s))
- G2150Multimodal pain management was not used
- G2151Documentation stating patient has a diagnosis of a degenerative neurological condition such as als, ms, or parkinson's diagnosed at any time before or during the episode of care
- G2152Residual score for the neck impairment successfully calculated and the score was equal to zero (0) or greater than zero (> 0)
- G2153In hospice or using hospice services during the measurement periodterminated
- G2154Patient 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 periodterminated
- G2156Patient 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.)terminated
- G2157Patients received both the 13-valent pneumococcal conjugate vaccine and the 23-valent pneumococcal polysaccharide vaccine at least 12 months apart, with the first occurrence after the age of 60 before or during the measurement periodterminated
- G2158Patient had prior pneumococcal vaccine adverse reaction any time during or before the measurement periodterminated
- G2159Patient did not receive both the 13-valent pneumococcal conjugate vaccine and the 23-valent pneumococcal polysaccharide vaccine at least 12 months apart, with the first occurrence after the age of 60 before or during measurement period; or have prior pneumococcal vaccine adverse reaction any time during or before the measurement periodterminated
- G2160Patient received at least one dose of the herpes zoster live vaccine or two doses of the herpes zoster recombinant vaccine (at least 28 days apart) anytime on or after the patient's 50th birthday before or during the measurement periodterminated
- G2161Patient had prior adverse reaction caused by zoster vaccine or its components any time during or before the measurement periodterminated
- G2162Patient did not receive at least one dose of the herpes zoster live vaccine or two doses of the herpes zoster recombinant vaccine (at least 28 days apart) anytime on or after the patient's 50th birthday before or during the measurement period; or have prior adverse reaction caused by zoster vaccine or its components any time during or before the measurement periodterminated
- G2163Patient received an influenza vaccine on or between july 1 of the year prior to the measurement period and june 30 of the measurement periodterminated
Questions about G2155
What is HCPCS code G2155?
G2155 is a HCPCS Level II code for 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.). It sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G2155?
The CMS HCPCS file marks G2155 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 G2155 still valid?
No. G2155 was terminated on December 31, 2020 and should not be used on new claims.