Dynamic List Information
Dynamic List Data
Transmittal #
R13677CP
Issue Date
2026-03-12
Subject
Internet-Only Manual Update, Pub. 100-04, Chapter 18 (Preventive and Screening Services), Section 10.2.1
Implementation Date
2026-04-13
CR #
14396
Provider Education
MLN Connects Newsletter Message
Provider Education Release Date
2026-04-23
Publication #
100-04
Transmittal Year
2026
MLN Connects® Newsletter Message
Vaccine Coding for Institutional Claims: Reporting Condition Code A6
CMS updated the Medicare Claims Processing Manual, Chapter 10 (PDF), Section 10.2.1. You must report condition code A6 on institutional claims when diagnosis code Z23 is required.
See the instruction to your Medicare Administrative Contractor (PDF).