Independence Blue Cross added ICD-10 diagnosis code M05.A (Abnormal rheumatoid factor and anti-citrullinated protein antibody with rheumatoid arthritis) to policy 08.01.15h for Golimumab (Simponi Aria) IV injection coverage. This expands the diagnostic criteria for coverage eligibility under the existing medical necessity framework, effective October 1, 2025.
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01Billing team must update diagnosis code validation logic in billing software to recognize M05.A as a covered diagnosis code for Golimumab (Simponi Aria) IV injection (HCPCS J1602) claims on Independence Blue Cross commercial plans.
02Verify that claim submission templates and prior authorization forms include M05.A in the list of acceptable ICD-10 codes for this drug.
03Test claims with M05.A diagnosis code in staging environment before October 1, 2025 effective date.
04Communicate updated coverage to providers and document in policy reference materials.
If missed: Failure to update systems may result in claim denials for qualifying patients with this diagnosis.
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