EZAppeal Blog

Expert guides on insurance appeals, denial management, and prior authorization for billing professionals and healthcare providers.

Appeal Cigna Rotator Cuff Repair Denial — Letter Template & CPT Codes

Denial Help · 8 min read · February 23, 2026

Cigna denied rotator cuff repair surgery? Appeal deadline, failed conservative treatment criteria, CPT codes, and a letter template to overturn it.

Appeal Cigna Dupixent Denial — Letter Template, Deadlines & Codes

Denial Help · 7 min read · February 23, 2026

Cigna denied Dupixent for eczema? Step therapy requirements, appeal deadline, prior auth criteria, and a letter template to overturn the denial.

Appeal Cigna Upper Endoscopy Denial — Letter Template & CPT Codes

Denial Help · 8 min read · February 23, 2026

Cigna denied upper endoscopy (EGD)? Appeal deadline, clinical indications, CPT codes, and a letter template to overturn the denial.

Appeal Cigna Lumbar Epidural Denial — Letter Template & CPT Codes

Denial Help · 6 min read · February 23, 2026

Cigna denied lumbar epidural steroid injection? Appeal deadline, frequency limits, CPT codes, and a letter template to overturn the denial.

Appeal Cigna Shoulder Replacement Denial — Letter Template & Deadlines

Denial Help · 8 min read · February 23, 2026

Cigna denied total shoulder replacement? Appeal deadline, medical necessity criteria, CPT codes, and a letter template to overturn the denial.

Appeal Cigna Brain MRI Denial — Letter Template, Deadlines & CPT Codes

Denial Help · 8 min read · February 23, 2026

How billing teams appeal a Cigna brain MRI (CPT 70553) denial: the clinical indications reviewers look for, documentation to send, appeal deadlines and a fill-in letter template.

Appeal BCBS PET Scan Denial — Letter Template, Deadlines & CPT Codes

Denial Help · 7 min read · February 23, 2026

Blue Cross Blue Shield denied a PET scan claim (CPT 78816)? Appeal deadlines, the oncology staging and restaging criteria reviewers look for, and a fill-in appeal letter template for billing staff.

Appeal BCBS Shoulder Arthroscopy Denial — Letter Template & CPT Codes

Denial Help · 7 min read · February 23, 2026

BCBS denied shoulder arthroscopy? Appeal deadline, failed conservative treatment criteria, CPT codes, and a letter template to overturn it.

Appeal BCBS CT Angiography Denial — Letter Template & CPT Codes

Denial Help · 7 min read · February 23, 2026

BCBS denied CT angiography? Appeal deadline, clinical indications, CPT codes, and a letter template to overturn the denial.

Appeal BCBS Chiropractic Care Denial — Letter Template & Deadlines

Denial Help · 7 min read · February 23, 2026

Blue Cross Blue Shield denied chiropractic care? Visit limit rules, appeal deadline, CPT codes, and a letter template to overturn the denial.

Appeal BCBS Outpatient Surgery Denial — Letter Template & Deadlines

Denial Help · 8 min read · February 23, 2026

BCBS denied outpatient surgery? Appeal deadline, prior authorization criteria, CPT codes, and a letter template to overturn the denial.

BCBS Denied Ambulance Transport? Appeal Guide + Free Template (2026)

Denial Help · 7 min read · February 23, 2026

Blue Cross denied an ambulance claim? Free appeal letter template for billing teams, the A0427 medical necessity records to send, and how to file.

BCBS Spinal Cord Stimulator Denial: Appeal Letter Template

Denial Help · 9 min read · February 23, 2026

Blue Cross denied spinal cord stimulator implant? Free appeal letter template with trial stimulation documentation, CPT 63650/63685 codes, and appeal deadline rules to overturn the denial.

Appeal BCBS Cervical MRI Denial — Letter Template, Deadlines & CPT Codes

Denial Help · 6 min read · February 23, 2026

BCBS cervical MRI denial (CPT 72141)? For billing teams: appeal deadline, radiculopathy criteria, CPT codes, documentation, and an appeal letter template.

Appeal BCBS Total Knee Replacement Denial — Letter Template & Deadlines

Denial Help · 7 min read · February 23, 2026

BCBS denied total knee replacement? Appeal deadline, failed conservative treatment criteria, CPT codes, and a letter template to overturn the denial.

Appeal BCBS Knee MRI Denial — Letter Template, Deadlines & CPT Codes

Denial Help · 7 min read · February 23, 2026

Blue Cross Blue Shield denied a knee MRI claim (CPT 73721)? Appeal deadlines, the conservative care, x-ray and exam criteria reviewers look for, and a fill-in appeal letter template for billing staff.

Appeal Aetna Home Sleep Apnea Test Denial — Letter Template & Deadlines

Denial Help · 7 min read · February 23, 2026

Aetna denied a patient's home sleep apnea test? For billing and practice staff: the appeal deadline, clinical criteria, Epworth documentation, CPT 95806, and a fill-in appeal letter template.

Aetna Denied Knee Arthroscopy? Appeal Guide + Free Template (2026)

Denial Help · 7 min read · February 23, 2026

Aetna denied knee arthroscopy (CPT 29881)? Free appeal letter with Aetna-specific failed conservative treatment criteria and filing deadlines.

Appeal Aetna Bariatric Surgery Denial — Letter Template & Deadlines

Denial Help · 8 min read · February 23, 2026

Aetna denied bariatric surgery? Appeal deadline, BMI and comorbidity criteria, CPT codes, and a step-by-step letter template to overturn the denial.

Appeal Aetna Biologics Denial — Letter Template, Deadlines & Codes

Denial Help · 7 min read · February 23, 2026

Aetna denied biologics for rheumatoid arthritis? Step therapy requirements, appeal deadline, and a letter template to overturn the denial.

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