Cigna Infliximab (Remicade & Biosimilars) prior authorization requirements (2026)

What Cigna generally requires to approve Infliximab (Remicade & Biosimilars) (CPT J1745, Q5103, Q5104, Q5121), for Commercial plans. Yes. Cigna generally requires prior authorization for Infliximab (Remicade & Biosimilars) (CPT J1745, Q5103, Q5104, Q5121).

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 Cigna before submitting.

Medical-necessity criteria Cigna generally applies

Prior authorization required; preferred infliximab IV products must be used before a non-preferred product. RHEUMATOID ARTHRITIS (prescribed by/with a rheumatologist): age over 18; tried one conventional synthetic DMARD (methotrexate, leflunomide, hydroxychloroquine, or sulfasalazine) for at least 3 months (waived if the patient already had a 3-month trial of a biologic). CROHN'S DISEASE / ULCERATIVE COLITIS (prescribed by/with a gastroenterologist): age 6 or older; current guidance favors upfront advanced therapy with no mandated conventional-therapy step. Initial approval 6 months; continuation 1 year with documented beneficial response (e.g., fecal calprotectin, CRP, endoscopy, reduced corticosteroid use, or symptom improvement). RA dosing up to 3 mg/kg at weeks 0, 2, 6 then no more frequently than every 8 weeks; established patients up to 10 mg/kg no more often than every 4 weeks.

Diagnoses that commonly support medical necessity

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

M06.9Rheumatoid arthritis, unspecifiedK50.90Crohn's disease, unspecified, without complicationsK51.90Ulcerative colitis, unspecified, without complications

Commonly required documentation

  • Diagnosis
  • documented conventional-DMARD trial (RA)
  • specialist prescriber
  • response measures for continuation.

Situations to verify before submitting

Cigna may not cover Infliximab (Remicade & Biosimilars) in these situations. Verify against the current policy rather than assuming a denial:

  • Should not be administered in combination with another biologic or a targeted synthetic oral small-molecule drug for an inflammatory condition (conventional synthetic DMARDs such as methotrexate, leflunomide, hydroxychloroquine, sulfasalazine may be combined)

How to submit

Source

Source: Cigna Coverage Policy IP0660 Infliximab Intravenous (eff 2026-03-15). TB screening is not stated as a discrete criterion in IP0660. Last verified 2026-06-17.

Frequently asked questions

Does Cigna require prior authorization for Infliximab (Remicade & Biosimilars)?

Yes. Cigna generally requires prior authorization for Infliximab (Remicade & Biosimilars) (CPT J1745, Q5103, Q5104, Q5121).

What does Cigna require to approve Infliximab (Remicade & Biosimilars)?

Prior authorization required; preferred infliximab IV products must be used before a non-preferred product. RHEUMATOID ARTHRITIS (prescribed by/with a rheumatologist): age over 18; tried one conventional synthetic DMARD (methotrexate, leflunomide, hydroxychloroquine, or sulfasalazine) for at least 3 months (waived if the patient already had a 3-month trial of a biologic). CROHN'S DISEASE / ULCERAT… Always confirm against the current Cigna policy.

How long does a Cigna prior authorization take?

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

Submitting Infliximab (Remicade & Biosimilars) to Cigna?

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.

How Praxigen worksBook a demo

Other Cigna prior authorization requirements

ACL ReconstructionAnterior Cervical Discectomy and FusionArthroscopic Hip Surgery for Impingement Syndrome Including Labral RepairAutologous Chondrocyte ImplantationBunionectomy (Hallux Valgus Correction)Dupilumab (Dupixent)Endovenous Ablation (Varicose Veins)Hip OsteotomyKnee ArthroscopyKnee MeniscectomyLumbar Spinal FusionOutpatient Physical Therapy

Related guides

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