Aetna Rituximab (Rituxan & Biosimilars) prior authorization requirements (2026)

What Aetna generally requires to approve Rituximab (Rituxan & Biosimilars) (CPT J9312, Q5115, Q5119, Q5123), for Commercial plans. Yes. Aetna generally requires prior authorization for Rituximab (Rituxan & Biosimilars) (CPT J9312, Q5115, Q5119, Q5123).

General reference compiled from public sources, last verified 2026-06-17. This is not a coverage determination or medical advice. Always confirm current requirements with Aetna before submitting.

Medical-necessity criteria Aetna generally applies

Precertification required (RA prescribed by/with a rheumatologist, immunologist, or nephrologist). RHEUMATOID ARTHRITIS: positive biomarker (RF or anti-CCP positive, or tested for RF + anti-CCP + CRP/ESR); use in combination with methotrexate or leflunomide unless contraindicated; AND either an inadequate response to a 3-month-or-longer trial of methotrexate titrated to at least 15 mg/week, OR intolerance/contraindication to methotrexate plus an inadequate response to another conventional DMARD (hydroxychloroquine, leflunomide, sulfasalazine). Dosing: two 1000 mg IV infusions two weeks apart (one course) every 24 weeks, or based on clinical evaluation but not sooner than every 16 weeks. Reauthorization after at least two doses requires at least 20% improvement from baseline.

Diagnoses that commonly support medical necessity

ICD-10-CM diagnoses frequently associated with medical necessity for Rituximab (Rituxan & Biosimilars). Confirm the covered diagnosis list against the current Aetna policy.

M06.9Rheumatoid arthritis, unspecifiedM05.9Rheumatoid arthritis with rheumatoid factor, unspecified

Commonly required documentation

  • Diagnosis with biomarker results
  • documented methotrexate/conventional-DMARD trial and outcome
  • combination-therapy documentation.

How to submit

  • Method: Aetna precertification (Availity)
  • Portal: Availity

Source

Source: Aetna CPB 0314 Rituximab (last review 2026-01-08). Codes J9312, Q5115, Q5119, Q5123. Cigna and UHC rituximab RA policies exist but were not verified this pass. Last verified 2026-06-17.

Frequently asked questions

Does Aetna require prior authorization for Rituximab (Rituxan & Biosimilars)?

Yes. Aetna generally requires prior authorization for Rituximab (Rituxan & Biosimilars) (CPT J9312, Q5115, Q5119, Q5123).

What does Aetna require to approve Rituximab (Rituxan & Biosimilars)?

Precertification required (RA prescribed by/with a rheumatologist, immunologist, or nephrologist). RHEUMATOID ARTHRITIS: positive biomarker (RF or anti-CCP positive, or tested for RF + anti-CCP + CRP/ESR); use in combination with methotrexate or leflunomide unless contraindicated; AND either an inadequate response to a 3-month-or-longer trial of methotrexate titrated to at least 15 mg/week, OR int… Always confirm against the current Aetna policy.

How long does a Aetna prior authorization take?

Turnaround varies by plan and submission method. Check the Aetna portal for current timeframes.

Submitting Rituximab (Rituxan & Biosimilars) to Aetna?

Praxigen checks your clinical note against these criteria before you submit and drafts a policy-cited appeal if it is denied. You review and submit; nothing is sent automatically.

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Other Aetna prior authorization requirements

ACL ReconstructionAnterior Cervical Discectomy and FusionArthroscopic Hip Surgery for Impingement Syndrome Including Labral RepairArtificial Intervertebral Disc Surgery (Cervical Spine)Artificial Intervertebral Disc Surgery (Lumbar Spine)Autologous Chondrocyte ImplantationBunionectomy (Hallux Valgus Correction)Cervical, Lumbar and Thoracic Laminectomy and/or Laminotomy ProceduresChiari Malformation Decompression SurgeryCochlear Device and/or ImplantationCT Abdomen and Pelvis with contrastCTA Chest (e.g., pulmonary embolism)

Related guides

Why was my prior authorization denied? Top reasons and how to fix eachHow to write a prior authorization appeal that cites policy