MedicaidPrior AuthHigh impact
Prior Authorization Updated in the Medicaid Management Information System for Neuropsychological, Psychological, and Developmental Testing Codes and Billing Guides Updated
Nevada Medicaid·NV · Psychiatry, Neurology, Pediatrics·Prior Authorization
Effective date
Jan 12, 2026
We identified it
Jun 21, 2026
Summary
Nevada Medicaid now requires prior authorization for six neuropsychological and psychological testing codes (96132, 96133, 96136, 96137, 96139, 96146) effective January 12, 2026. The system has been updated to correctly reflect these PA requirements, and billing guides have been updated with coverage information for developmental testing codes.
Action Required
Immediately: Billing team must update systems to require prior authorization for CPT codes 96132, 96133, 96136, 96137, 96139, and 96146 for Nevada Medicaid patients. Update encounter forms and alerts for affected provider types (behavioral health, physicians, nurse practitioners, psychologists, physician assistants). Review updated PT 14 and PT 26 billing guides for developmental testing coverage. Claims without proper prior authorization will be denied.