MedicaidCoverageMedium impact
Update to Vitamin D2 (ergocalciferol) Guidelines
Illinois Medicaid - HFS·IL · Endocrinology, Family Medicine, Internal Medicine +1 more·Provider Notice
Effective date
Nov 14, 2025
We identified it
Jun 20, 2026
Summary
The Illinois Department of Healthcare and Family Services issued updated guidelines for Vitamin D2 (ergocalciferol) 50,000 IU based on 2024 Endocrine Society recommendations. This affects Illinois Medicaid Fee-For-Service providers, pharmacies, hospitals, and clinics regarding prescribing and billing practices for high-dose Vitamin D2.
Action Required
Immediately: Illinois Medicaid providers should review the updated Vitamin D2 (ergocalciferol) 50,000 IU guidelines on the DUR website to ensure compliance with new Endocrine Society recommendations. Contact Bureau of Professional and Ancillary Services at 877-782-5565 for questions regarding prescribing or billing changes.