Tetanus and Diphtheria Vaccinations Billing GuidelinesCPT CodeICD-1090715S61011A90471S61011AAug 30, 2018
90472 – Immunization administration (includes percutaneous, intradermal, subcutaneous, or intramuscular injections); each additional vaccine (single or combination vaccine/toxoid). Example: RIV4 and Tdap are administered to an adult patient.
ICD-10-CM Code for Encounter for immunization Z23.
Code Z23 is used to indicate any encounter for a vaccination. The procedure codes are used to identify the type of the immunization given and how it was administered.
Article - Billing and Coding: Tetanus Immunization (A52438)
If the immunization is related to exposure (eg, the administration of a Tdap vaccine as a part of wound care), the ICD-10 code describing the exposure should be used as the primary diagnosis code for the vaccine, and Z23 should be used as the secondary code.
Coding: Bill with 90471 only (If another vaccine is given at the same visit, code the administration fee for the second injection with 90472.) When billing for multiple vaccine administrations, you can either report administration add-on codes per line or report as multiple units on one line.
A33 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2022 edition of ICD-10-CM A33 became effective on October 1, 2021.
Providers may bill CPT 99401 with ICD-10 code Z71. 89 for no member cost-share. Providers are encouraged to counsel all members who have not yet received their COVID-19 vaccination. This service can be provided by MD/DO, NP, PA, and/or CNM.
Z23 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Tdap (Tetanus, Diphtheria, and Pertussis) and Td (Tetanus and Diphtheria) Vaccine. Tdap vaccine protects against tetanus, diphtheria, and whooping cough (pertussis). Td vaccine protects against tetanus and diphtheria.