GM is a valid 2023 HCPCS Modifier that could be used to indicate Multiple patients on one ambulance trip.
GM Modifier has been in effect since Jan 01, 2002.
Short description for GM HCPCS Modifier code:
Multiple transports
Multiple patients on one ambulance trip
GM
HCPCS Modifier Code
HCPCS Modifier Code
HCPCS GM MODIFIER
GM Modifier information
| Modifier: | GM |
| Description: | MULTIPLE PATIENTS ON ONE AMBULANCE TRIP |
| Effective Date: | Jan 01, 2002 |
| Added Date: | Jan 01, 2002 |
| Coverage code: | C - CARRIER JUDGMENT |
| Action code: | N - NO MAINTENANCE FOR THIS CODE |
HCPCS Modifiers related to GM
Below a selection of HCPCS Modifiers related to GM