Date Posted: July 30, 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: July 1, 2026

Summary of Changes:

Under CPT/HCPCS Codes Group 1: Codes deleted 0029U and the description was revised for 0034U. This revision is due to the 2026 Q3 CPT/HCPCS Code Update and is effective 7/1/2026.

Under Article Text subheading Billing Instructions added "Specific tests that have been evaluated for compliance with coverage criteria set in policy (and are thus covered or not covered) can be found in the DEX® registry". This revision is effective 7/1/2026.

Under Article Text revised Table 1 to delete the IFNL3 row. This revision is due to CPIC guideline retirement and is effective 5/13/2026.

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