Texas MedicaidMedium ImpactPrior Auth

Texas Medicaid Prior Authorization Update for Onasemnogene Abeparvovec-xioi (Zolgensma) Effective April 1, 2026

Published March 7, 2026Effective April 1, 2026

AI Summary

Starting April 1, 2026, Texas Medicaid will require baseline platelet counts in prior authorization requests for Zolgensma (J3399) and mandate specific monitoring schedules. Providers must document weekly platelet counts for the first month, then every other week for months 2-3, with all results subject to retrospective review.

Action Required

Before April 1, 2026: Update prior authorization request templates to include baseline platelet counts for Zolgensma (J3399). Establish monitoring protocols for weekly platelet counts (month 1) and bi-weekly counts (months 2-3). Ensure documentation of all platelet counts and liver function tests in patient medical records as these are subject to retrospective review by Texas Medicaid.

Affected Billing Codes

J3399

Plan Types

Medicaid

States

TX

Specialties

neurology, pediatrics