How to appeal a Premera Blue Cross ibs & functional gi denial

The framework that applies to your appeal

Federal law gives you the right to a full and fair internal appeal, then an external review by an independent third party.

Premera Blue Cross-specific note: BCBS licensee for Washington and Alaska (~2.4M members). Express Scripts PBM. WA OIC oversight. WA has strong mental health parity enforcement and surprise-billing protections that pre-date federal NSA.

What Premera Blue Cross's policy requires for ibs & functional gi

Cited policy: BCBS Gastroparesis Gimoti / Domperidone EAP Coverage

Confirmed gastroparesis by 4-hour gastric scintigraphy (>10% retention at 4h, EggBeater protocol). Rome IV symptoms. Mechanical obstruction ruled out by EGD. HbA1c if diabetic. Trial / intolerance to oral metoclopramide.

How Premera Blue Cross denies ibs & functional gi — and how to counter it

Where Premera Blue Cross pushes back: 1) Gimoti experimental; 2) Domperidone not FDA-approved; 3) Try oral metoclopramide first.

Counter-arguments that hold up: Gimoti FDA-approved Jun 19, 2020 for diabetic gastroparesis adults — NOT experimental. Appropriate when oral absorption is impaired by gastroparesis itself. Domperidone available via FDA Expanded Access IND 21 CFR 312.305 for refractory cases. ACG 2022 Gastroparesis Guideline Camilleri Am J Gastroenterol 2022 conditional recommendation when metoclopramide failed/contraindicated due to TD risk. Submit 4h scintigraphy + oral metoclopramide trial outcome.

What Premera Blue Cross typically denies for ibs & functional gi

Across Premera Blue Cross's commercial and Medicare books, denials cluster around a small number of patterns. For ibs & functional gi, expect:

• WA-specific mental health parity violations
• Step therapy via Express Scripts
• Out-of-network reductions
• Specialty drug prior auth

Treatments most often denied in this category

These are the ibs & functional gi treatments most often flagged for prior auth, step therapy, or medical necessity review:

• Linzess
• Trulance
• Amitiza
• Motegrity
• Viberzi
• Xifaxan IBS-D

How to submit the appeal to Premera Blue Cross

1. Read the denial letter — note the exact denial reason code and the appeal deadline (180 days from the date on the letter).
2. Gather supporting documentation: physician letter of medical necessity, relevant clinical notes, peer-reviewed citations supporting the treatment for your indication, and the policy or coverage document Premera Blue Cross cited in the denial.
3. File the appeal through Premera Blue Cross's portal (members: https://www.premera.com ; providers: https://www.premera.com/wa/provider). Standard decision returns within 30 days; expedited urgent appeals return within 72 hours.
4. If denied again, request external review by an independent reviewer within 4 months of the final internal denial. In WA, the state insurance department coordinates external review for fully-insured plans; ERISA self-funded plans use a federal external review through DOL/EBSA.

Clinician or prior-auth team handling this on the practice side? See Premera Blue Cross's prior-authorization criteria by drug: Premera Blue Cross PA criteria on ApprovalHelp.