HCPCS Level II modifier
Modifier HL
Modifier HL is a HCPCS Level II modifier. CMS describes it as: Intern.
Source: CMS HCPCS Level II, October 2026 file dated September 23, 2026. Publisher page
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- Modifier
- HL
- Type
- HCPCS Level II modifier, maintained by CMS
- CMS description
- Intern
- Claim form
- CMS-1500 item 24D, up to four modifiers per line. 837P SV101-3 to SV101-6.
- Guidance
- CMS HCPCS quarterly update
Related modifiers
- HMLess than bachelor degree level
- HKSpecialized mental health programs for high-risk populations
- HNBachelors degree level
- HJEmployee assistance program
- HOMasters degree level
- HIIntegrated mental health and intellectual disability/developmental disabilities program
- HPDoctoral level
- HHIntegrated mental health/substance abuse program
Related pages
Questions
What does modifier HL mean?
Modifier HL is a HCPCS Level II modifier. CMS describes it as: Intern.
Is modifier HL a CPT or a HCPCS modifier?
HL is a HCPCS Level II modifier from the CMS quarterly HCPCS file. Two-digit numeric modifiers, such as 25 or 59, are CPT modifiers.
Where does modifier HL go on a claim?
On the CMS-1500 it goes in item 24D next to the procedure code. Each line holds up to four modifiers. On an 837P it goes in SV101-3 to SV101-6.
What denial comes back when a modifier is wrong?
A missing or mismatched modifier often comes back as CARC 4. A modifier that was not valid on the date of service comes back as CARC 182. A bundling edit the modifier should have bypassed comes back as CARC 97 or 236.