HCPCS Level II · Drugs administered other than oral method
J3590Unclassified biologics
✓ Active
Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About J3590
J3590 is an HCPCS Level II code in the J series (drugs administered other than oral method), describing unclassified biologics.
It was added to HCPCS effective 01/01/2003.
Its Medicare coverage code is "C", meaning coverage is left to the Medicare contractor's judgment.
Details
- Short description
- Unclassified biologics
- Date added
- 01/01/2003
- Action effective
- 01/01/2003
- BETOS
- O1E
Related J35xx codes
Common questions about J3590
Is HCPCS J3590 still valid?
- Yes. J3590 is active in the CMS October 2026 HCPCS file.
Does Medicare cover J3590?
- Its coverage code is "C": coverage is left to the Medicare contractor's judgment. Check the local coverage determination for your region.