2026 Quarter 3: MolDX CPT/HCPCS Billing and Coding Article Updates - Effective July 1, 2026

Date Posted: July 30, 2026

The following MolDX Billing and Coding Articles have 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: The following MolDX Billing and Coding Articles have been updated to include and/or remove CPT/HCPCS codes as well as update descriptions. For description changes, either the short and/or long code description was changed. Please Note: Depending on which descriptor was used, there may not be any changes to the code display in the article.

MCD NumberBilling and Coding Article TitleNew CPT/HCPCS CodesDeleted CPT/HCPCS CodesCPT/HCPCS Codes Descriptor changes
A57526Billing and Coding: MolDX: Molecular Diagnostic Tests (MDT)0631U, 0632U, 0633U, 0634U, 0635U, 0640U, 0641U, 0642U, 0643U, 0644U, 0645U, 0646U, 0647U, 0648U, 0649U, 0650U, 0651U, 0652U, 0653U, 0657U, 0658U, 0659U0029U, 0031U, 0423U0034U
A57331Billing and Coding: MolDX: Repeat Germline Testing0650U, 0651U, 0652U, 0653U, 0657U, 0658U, 0659U0029U, 0031U0034U
A59641Billing and Coding: MolDX: Proteomics TestingNA0577UNA

Visit the Active MolDX Billing and Coding Articles webpage or the Active MolDX LCD webpage to view the Billing and Coding Article or access it via the CMS Medicare Coverage Database (MCD).

Last Updated Jul 30 , 2026