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OptumRx Letter of Medical Necessity Guide

How to write an LMN and overturn a prior authorization denial with OptumRx. Includes denial reasons, turnaround times, appeals address, and clinician tips.

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Quick Facts

  • Avg Turnaround: 72h standard, 24h expedited
  • Appeals Address: OptumRx Prior Authorization Appeals, PO Box 25183, Santa Ana, CA 92799
  • Provider Portal: https://professionals.optumrx.com/

Why OptumRx Denies Prior Authorizations

  1. 1. Non-formulary
  2. 2. Step therapy
  3. 3. Quantity limit

Clinician Tips for OptumRx

  • ✓ OptumRx is UHC PBM
  • ✓ BriovaRx/Optum Specialty is the specialty arm
  • ✓ Electronic PA via Surescripts or CoverMyMeds

PBM owned by UnitedHealth Group.

OptumRx Prior Authorization FAQ

Why does OptumRx deny prior authorizations?

The most common OptumRx denial reasons are: Non-formulary; Step therapy; Quantity limit.

How long does OptumRx take to review a prior authorization?

OptumRx typically responds in 72h standard, 24h expedited.

What should a Letter of Medical Necessity for OptumRx include?

An LMN for OptumRx should reference the specific medical policy or coverage bulletin, document failed first-line therapies with dates, include current labs and ICD-10 codes, and cite supporting clinical guidelines. PBM owned by UnitedHealth Group.