Reporting H5 Avian Influenza Vaccine

February 2026 page 37 Reporting H5 Avian Influenza Vaccine For the CPT 2026 code set, code 90631 was added to the Vaccines, Toxoids subsection to report a nonspecific, inactivated influenza virus vaccine (IIV) product for immunization against any H5 influenza hemagglutinin protein. Note that code 90631, which was released in May 2025, will take effect immediately upon receiving emergency use authorization or approval from the Food and Drug Administration. This article provides an overview of the intent and appropriate reporting of this new code. 90631 Influenza virus vaccine (IIV), H5, pandemic formulation, split virus, adjuvanted, for intramuscular use Code...

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Note:  The following article synopsis was NOT provided by the AMA. It was created by Find-A-Code/innoviHealth.

Article Overview

This article reviews the addition of a new CPT vaccine code in the 2026 code set and explains the general purpose of reporting H5 influenza immunization. It is aimed at coders, billing staff, and clinical documentation teams who need to understand the scope of the update, the timing of its release and effectiveness, and the type of clinical scenario it is intended to support. The article also includes a clinical example and a procedure narrative to illustrate the reporting context without replacing the full guidance.

Why This Topic Matters

Updates to vaccine reporting can affect claim accuracy, documentation alignment, and timely use of newly available immunization products. This article helps readers understand a newly introduced CPT code and the broader reporting context surrounding H5 avian influenza vaccination.

Article Sections

  1. February 2026 page 37

    Publication and page reference information for the article.

  2. Reporting H5 Avian Influenza Vaccine

    Overview of the new CPT vaccine reporting topic and the intended scope of the update.

  3. Clinical Example (90631) / Description of procedure (90631)

    A representative clinical scenario and procedure narrative showing the general reporting context for the new vaccine code.

What You Will Learn

  • Why a new CPT vaccine code was added for H5 influenza-related reporting
  • What general type of vaccine product the article addresses
  • How the article frames the timing and applicability of the new code
  • What kinds of clinical and documentation contexts are associated with this reporting update

Who Should Read This

  • Medical coders
  • Billing and reimbursement staff
  • Clinical documentation improvement teams
  • Physician office staff
  • Health care compliance professionals

Codes Discussed


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