AA is a valid 2023 HCPCS Modifier that could be used to indicate Anesthesia services performed personally by anesthesiologist.
AA Modifier has been in effect since Jan 01, 2001.
Anesthesia perf by anesgst
AA Modifier information
| Modifier: | AA |
| Description: | ANESTHESIA SERVICES PERFORMED PERSONALLY BY ANESTHESIOLOGIST |
| Effective Date: | Jan 01, 2001 |
| Added Date: | Jan 01, 1984 |
| Coverage code: | D - SPECIAL COVERAGE INSTRUCTIONS APPLY |
| Action code: | N - NO MAINTENANCE FOR THIS CODE |
Below a selection of HCPCS Modifiers related to AA