How to Perform an E&M Audit - AAPPM

The E&M codes (CPT 99201-99499) describe nonprocedural contacts with patients. They can be used in conjunction with a procedure code by attaching either a –24, -25 or –57 modifier. These modifiers will not be dealt with in this article, but information on their proper use can be found in the current CPT book. ................
................