HH HCPCS Level II modifier: Integrated mental health/substance abuse program
HH is a HCPCS Level II modifier: “Integrated mental health/substance abuse program.” It adds this detail to the code it is reported with.
Official description
HHIntegrated mental health/substance abuse program
Short description: Mental hlth/substance abs pr
HCPCS · United States
Medicare details
The indicators CMS publishes with HH 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 HH sits
- 1GroupHCPCS modifiers
- 2Modifier HHIntegrated mental health/substance 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 HH mean?
HH is the HCPCS code for “Integrated mental health/substance abuse program” in CMS’s HCPCS Level II October 2026 release.
Where is HH in the HCPCS Level II list?
HH is listed under Modifiers.
Does Medicare cover HH?
CMS lists HH’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 HH
All modifiersHBAdult program, non geriatricHCAdult program, geriatricHDPregnant/parenting women's programHEMental health programHFSubstance abuse programHGOpioid addiction treatment programHIIntegrated mental health and intellectual disability/developmental disabilities programHJEmployee assistance programHKSpecialized mental health programs for high-risk populationsHLInternHMLess than bachelor degree levelHNBachelors degree level