Louisiana Medicaid (LDH / Gainwell)

Prior authorization

Locate authorization teams and submission faxes. Medical, pharmacy and delegated reviews can follow different routes.

prior authorization

Gainwell Prior Authorization Unit (PAU) — phone and mail

Official page read
Phone800-488-6334Published hours

Not published in this record

Product, plan and location

medicaid
Louisiana

Mailing address
Gainwell Technologies – Prior Authorization P.O. Box 14919 Baton Rouge, LA 70898-4919

Fee-for-service prior authorization correspondence.

Louisiana Medicaid fee-for-service prior authorization unit at the fiscal intermediary; managed care (Healthy Louisiana) members use their MCO. Source: Louisiana Medicaid provider manual Appendix J "Frequent Contact Information" (posted with the 3/31/21 manual update); confirm before relying on it.

View source ↗ · Source checked 2026-10-25

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Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

prior authorization

Gainwell Pre-Certification Unit (hospital) — phone, fax and mail

Official page read
Phone800-877-0666Fax

800-717-4329

Published hours

Not published in this record

Product, plan and location

medicaid
Louisiana

Mailing address
Pre-Certification Unit P.O. Box 14849 Baton Rouge, LA 70809-4849

Hospital pre-certification issues and forms.

Fee-for-service hospital pre-certification. Source: Louisiana Medicaid provider manual Appendix J "Frequent Contact Information" (posted with the 3/31/21 manual update); confirm before relying on it.

View source ↗ · Source checked 2026-10-25

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

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Make the call count.

Locate authorization teams and submission faxes. Medical, pharmacy and delegated reviews can follow different routes.

Have ready in your secure workspace

  • Ordering and rendering provider details
  • Service codes, requested dates and units
  • Existing authorization or submission reference

Questions to resolve

  • Is this the correct reviewer for this service and product?
  • Which documents are missing, and where should they be sent?
  • What is the case number and next status-check date?

This is a general administrative checklist, not payer policy or advice about a particular patient. Confirm the current plan instructions.

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