TT is a valid 2023 HCPCS Modifier that could be used to indicate Individualized service provided to more than one patient in same setting.
TT Modifier has been in effect since Oct 01, 2002.
Additional patient
TT Modifier information
| Modifier: | TT |
| Description: | INDIVIDUALIZED SERVICE PROVIDED TO MORE THAN ONE PATIENT IN SAME SETTING |
| Effective Date: | Oct 01, 2002 |
| Added Date: | Oct 01, 2002 |
| Coverage code: | I - NOT VALID FOR MEDICARE (NO GRACE PERIOD) |
| Action code: | N - NO MAINTENANCE FOR THIS CODE |
Below a selection of HCPCS Modifiers related to TT