Medicare AdvantageBilling CodesHigh impact
Ambetter Health Billing Code Update for CPT Codes 80320-80377 Effective 10/01/2026
Ambetter·PA·Coding
Effective date
Oct 1, 2026
We identified it
Aug 26, 2026
Summary
Effective October 1, 2026, Ambetter Health will no longer reimburse CPT codes 80320-80377 (Definitive Drug Testing Procedures). Providers must transition to billing G-series bundled laboratory codes instead to maintain reimbursement for these services.
Action Required
By September 30, 2026: Billing team must identify all instances where CPT codes 80320-80377 are currently billed to Ambetter Health and map them to the appropriate G-series bundled laboratory codes. Update billing system rules and encounter templates to prevent billing of CPT 80320-80377 to Ambetter Health effective October 1, 2026. Contact Ambetter Provider Relations Representative to confirm the specific G-series codes applicable to your practice's drug testing procedures. Claims submitted with CPT codes 80320-80377 on or after October 1, 2026 will be denied by Ambetter Health.