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Required CLIA Lab Certifications

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Clinical Laboratory Improvement Amendments (CLIA) laboratory certifications are issued by the Centers for Medicare & Medicaid Services (CMS). TMHP regularly updates the CLIA HCPCS Certification Data, which lists the required laboratory certifications for each Healthcare Common Procedure Coding System (HCPCS) procedure code.

Verify the Procedure Codes

Important: Not every procedure code listed in the CLIA HCPCS Certification Data is a benefit of Texas Medicaid and other state health care programs. To verify whether a code is a benefit, refer to the Online Fee Lookup.

CLIA HCPCS Certification Data

2026 Q2 CLIA HCPCS Certification Data