Summary
UnitedHealthcare's Medicare Advantage November 2026 update to Clinical Diagnostic Laboratory Services adds 0631U through 0659U to the CPT/HCPCS codes that are not covered when submitted with a screening diagnosis, and removes 0167U, 0204U, 0206U, 0207U, 0289U, 0393U, 0396U, 0412U, 0443U, 0479U, 0503U, 0547U, 0568U, 0596U, 0616U, and 83884 from that list. It also adds a coding clarification that ICD-10 codes Z82.49 and Z83.2 are excluded from non-coverage for CPT 81240 and 81241, removes Z59.7 from the non-covered diagnosis codes, and notes that 0556U, 0557U, and 0585U were deleted Sep. 30, 2026. Billing teams should update claim edits and screening-diagnosis workflows for these codes.
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