LM is a valid 2023 HCPCS Modifier that could be used to indicate Left main coronary artery.
LM Modifier has been in effect since Jan 01, 2013.
Left main coronary artery
LM
HCPCS Modifier Code
HCPCS Modifier Code
HCPCS LM MODIFIER
LM Modifier information
| Modifier: | LM |
| Description: | LEFT MAIN CORONARY ARTERY |
| Effective Date: | Jan 01, 2013 |
| Added Date: | Jan 01, 2013 |
| Coverage code: | C - CARRIER JUDGMENT |
| Action code: | N - NO MAINTENANCE FOR THIS CODE |
HCPCS Modifiers related to LM
Below a selection of HCPCS Modifiers related to LM