HCPCS Level II · Temporary national codes (non-Medicare)
S3904Masters two step
✓ Active
Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About S3904
S3904 is an HCPCS Level II code in the S series (temporary national codes (non-Medicare)), describing masters two step.
It was added to HCPCS effective 01/01/2001.
Its Medicare coverage code is "I", meaning it is not payable by Medicare (another code or method is used).
Details
- Short description
- Masters two step
- Date added
- 01/01/2001
- Action effective
- 01/01/2001
- BETOS
- Z2
Related S39xx codes
Common questions about S3904
Is HCPCS S3904 still valid?
- Yes. S3904 is active in the CMS October 2026 HCPCS file.
Does Medicare cover S3904?
- Its coverage code is "I": it is not payable by Medicare (another code or method is used). Check the local coverage determination for your region.