G0479 Drug test presump not opt

Drug test(s), presumptive, any number of drug classes; any number of devices or procedures by instrumented chemistry analyzers utilizing immunoassay, enzyme assay, tof, maldi, ldtd, desi, dart, ghpc, gc mass spectrometry), includes sample validation when performed, per date of service

Payer policies and prior authorization for G0479

Payer coverage policies that name G0479

G0479 appears in 1 coverage policy from BlueCross BlueShield of South Carolina.

PayerPolicyRole in policyReviewedDocument
BlueCross BlueShield of South CarolinaMaternity/Obstetrical Care Benefits (CAM 366)
85049 | BLOOD COUNT; PLATELET, AUTOMATED		listed, no stanceFeb 1, 2026payer document

Medicaid fee-for-service

  • WY: $0.00 (professional), effective Jan 1, 2017

From payers' published prior-auth lists, coverage policies and state Medicaid fee schedules, updated Oct 16, 2026. The role is what the policy's own code table or text says about the code. Not a guarantee of coverage or payment; verify with the payer. CPT® is a registered trademark of the American Medical Association.