At least 80 percent but less than 100 percent impaired, limited or restricted

CM
HCPCS Modifier Code

CM is a valid 2023 HCPCS Modifier that could be used to indicate At least 80 percent but less than 100 percent impaired, limited or restricted.

CM Modifier has been in effect since Jan 01, 2013.

80 to <100 percent impaired

CM Modifier information

Modifier:	CM
Description:	AT LEAST 80 PERCENT BUT LESS THAN 100 PERCENT IMPAIRED, LIMITED OR RESTRICTED
Effective Date:	Jan 01, 2013
Added Date:	Jan 01, 2013
Coverage code:	`D` - SPECIAL COVERAGE INSTRUCTIONS APPLY
Action code:	`N` - NO MAINTENANCE FOR THIS CODE