HCPCS Level II modifier
Modifier LL
Modifier LL is a HCPCS Level II modifier. CMS describes it as: Lease/rental (use the 'LL' modifier when DME equipment rental is to be applied against the purchase price).
Source: CMS HCPCS Level II, October 2026 file dated September 23, 2026. Publisher page
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- Modifier
- LL
- Type
- HCPCS Level II modifier, maintained by CMS
- CMS description
- Lease/rental (use the 'LL' modifier when DME equipment rental is to be applied against the purchase price)
- 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
- LMLeft main coronary artery
- LDLeft anterior descending coronary artery
- LRLaboratory round trip
- LCLeft circumflex coronary artery
- LSFDA-monitored intraocular lens implant
- L1Provider attestation that the hospital laboratory test(s) is not packaged under the hospital OPPS
- LTLeft side (used to identify procedures performed on the left side of the body)
- KZNew coverage not implemented by managed care
Related pages
Questions
What does modifier LL mean?
Modifier LL is a HCPCS Level II modifier. CMS describes it as: Lease/rental (use the 'LL' modifier when DME equipment rental is to be applied against the purchase price).
Is modifier LL a CPT or a HCPCS modifier?
LL 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 LL 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.