G2161 Patient had prior adverse reaction caused by zoster vaccine or its components any time during or before the measurement period

Short descriptor: Adv rx zos

⚠ Terminated HCPCS Level II 2026
Terminated Code
G2161 was terminated as of 2020-12-31 and should not be reported for dates of service after that date. This page is retained for historical reference.
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G2161 is the HCPCS Level II code for Patient had prior adverse reaction caused by zoster vaccine or its components any time during or before the measurement period (2026). It belongs to Section G — Procedures / Professional Services (Temporary). Under Medicare, its coverage status is: Carrier judgment. Part B pricing methodology: Not separately priced by Part B.

Classification & CMS Attributes

Medicare Coverage
Carrier judgment (code C)
Part B Pricing
Not separately priced by Part B (indicator 00)
Type of Service
Medical care
Effective Date
2021-01-01
Termination Date
2020-12-31
2026 Maintenance
No change this year

References

Cite This Page

Reference G2161 with the canonical source and edition:

G2161 — Patient had prior adverse reaction caused by zoster vaccine or its components any time during or before the measurement period. ICD-10 Coding Pro (HCPCS Level II 2026). https://icd10codingpro.com/hcpcs-codes/G2161

Canonical URL: https://icd10codingpro.com/hcpcs-codes/G2161

Related Codes in Section G

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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2026-01-01

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