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AetnaCommercial · Coverage · Medical Policy · Oncology, HematologyMedium impact

Romidepsin (CPB 0865, reviewed 2026-04-17)

Effective date
Not stated in the notice
Identified
Aug 16, 2026

Summary

Aetna's Clinical Policy Bulletin 0865 covers romidepsin (Istodax or generic romidepsin) for commercial medical plans when it treats cutaneous T-cell lymphoma, including mycosis fungoides, Sézary syndrome, primary cutaneous anaplastic large cell lymphoma and subcutaneous panniculitis-like T-cell lymphoma, or peripheral T-cell lymphoma. Continuation of therapy is considered medically necessary when there is no evidence of unacceptable toxicity or disease progression on the current regimen. All other indications, including acute myeloid leukemia, chronic lymphocytic leukemia, multiple myeloma and breast cancer, are considered experimental, investigational, or unproven.

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What to do

Action · 5 steps
01Billing team: Bill romidepsin with HCPCS J9318 (non-lyophilized) or J9319 (lyophilized), each reported per 0.1 mg, only for the covered indications.
02Covered ICD-10 codes, when the selection criteria are met, include C84.00 to C84.09 for mycosis fungoides, C84.10 to C84.19 for Sézary disease, C84.40 to C84.49 for peripheral T-cell lymphoma, and C86.30 to C86.31 for subcutaneous panniculitis-like T-cell lymphoma.
03Do not bill romidepsin with the ICD-10 codes the policy lists as not covered for these indications, such as C18.0 to C18.9 for colon cancer and C50.011 to C50.A2 for breast cancer.
04The recommended dose is 14 mg/m2 given intravenously over 4 hours on days 1, 8 and 15 of a 28-day cycle, and cycles repeat every 28 days only while the member continues to benefit from and tolerates the drug.
05Chemotherapy administration codes 96401 through 96549 are listed as related codes.

Codes mentioned

J9318J9319C82.00C84.00C84.10C84.40C84.60C84.A0C84.AAC86.00C86.10C86.20C86.30C86.50C86.60

Original notice

Romidepsin (CPB 0865, reviewed 2026-04-17)
aetna.com · Always check the source before changing claims.
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