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Anesthesia Physical Status Modifiers

Anesthesia Physical Status Modifiers documents patient physical status classifications used to annotate anesthesia services, indicating preoperative health from P1 (healthy) through P6 (brain-dead organ donor). Code range P1–P6 comprises six modifiers that are applied with anesthesia CPT codes to reflect patient risk and condition.

Category II Modifiers

Category II Modifiers lists performance-measure-related modifiers used with Category II CPT codes to report supplemental clinical information tied to quality metrics. Code range 1p–8p includes eight specific alpha-numeric modifiers corresponding to various performance or data reporting scenarios for quality tracking.

Provider Services and Ambulatory Service Center Modifiers

Provider Services and Ambulatory Service Center Modifiers contains modifiers used to indicate provider-specific circumstances, unusual services, or ambulatory surgical center billing nuances that affect payment. Code range 22–99 covers numeric modifiers for situations such as increased procedural services, separate encounters, distinct professional components and ASC-related billing designations.