CRNA services modifiers

CRNA Services AA Anesthesia services personally performed by an anesthesiologist. The -AA modifier is used for all basic procedures. P1 Normal healthy patient. P2 Patient with mild systemic disease. P3 Patient with severe systemic disease. P4 Patient with severe...

E/M Service: Global Surgery Denials

Denial Reason, Reason/Remark Code(s) • CO-97 – Global Surgery Denials: Services submitted for the same patient by the same doctor on the same day as or within the post-op period of a major/minor procedure are bundled into the global surgery package and are not...