HCPCS Level II · Temporary national codes (non-Medicare)
S3900Surface electromyography (emg)
✓ Active
Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About S3900
S3900 is an HCPCS Level II code in the S series (temporary national codes (non-Medicare)), describing surface electromyography (emg).
It was added to HCPCS effective 07/01/2001.
Its Medicare coverage code is "I", meaning it is not payable by Medicare (another code or method is used).
Details
- Short description
- Surface emg
- Date added
- 07/01/2001
- Action effective
- 07/01/2001
- BETOS
- Z2
Related S39xx codes
Common questions about S3900
Is HCPCS S3900 still valid?
- Yes. S3900 is active in the CMS October 2026 HCPCS file.
Does Medicare cover S3900?
- 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.