Date Posted: September 24, 2026

This Billing and Coding Article has been revised under contract numbers: 02102 (AK), 02202 (ID), 02302 (OR), 02402 (WA), 03102 (AZ), 03202 (MT), 03302 (ND), 03402 (SD), 03502 (UT), and 03602 (WY).

Effective Date: October 1, 2026

Summary of Changes:

Under ICD-10 Codes that Support Medical Necessity Group 1: Codes deleted I42.0. Added I42.00, I42.01, and I42.09. This revision is due to the Annual ICD-10-CM Update and will become effective on 10/1/2026.

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