HF HCPCS Level II modifier: Substance abuse program
HF is a HCPCS Level II modifier: “Substance abuse program.” It adds this detail to the code it is reported with.
Official description
HFSubstance abuse program
HCPCS · United States
Medicare details
The indicators CMS publishes with HF in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Not payable by Medicare
- Added
- Jan 1, 2003
Where HF sits
- 1GroupHCPCS modifiers
- 2Modifier HFSubstance abuse program
Source and release
- Data release
- HCPCS Level II · October 2026
- Effective date
- Oct 1, 2026
- Publisher
- CMS
This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does HCPCS code HF mean?
HF is the HCPCS code for “Substance abuse program” in CMS’s HCPCS Level II October 2026 release.
Where is HF in the HCPCS Level II list?
HF is listed under Modifiers.
Does Medicare cover HF?
CMS lists HF’s Medicare coverage as “Not payable by Medicare”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.
Which HCPCS Level II release does this page use?
It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside HF
All modifiersH9Court-orderedHAChild/adolescent programHBAdult program, non geriatricHCAdult program, geriatricHDPregnant/parenting women's programHEMental health programHGOpioid addiction treatment programHHIntegrated mental health/substance abuse programHIIntegrated mental health and intellectual disability/developmental disabilities programHJEmployee assistance programHKSpecialized mental health programs for high-risk populationsHLIntern