Modifiers - AAPC

1 CPT ModifiersModifierDescription22 Increased Procedural Services23 Unusual Anesthesia24 Unrelated Evaluation and Management Service by the Same Physician or Other Qualified Health Care Professional During a Postoperative Period25 Significant, Separately Identifiable Evaluation and Management Service by the Same Physician or Other Qualified Health Care Professional on the Same Day of the Procedure or Other Service26 Professional Component27 Multiple Outpatient Hospital E/M Encounters on the Same Date32 Mandated Services33 Preventive Services47 Anesthesia by Surgeon50 Bilateral Procedure51 Multiple Procedures52 Reduced Services53 Discontinued Procedure54 Surgical Care Only55 Postoperative Management Only56 Preoperative Management Only57 Decision for Surgery58 Staged or Related

2 Procedure or Service by the Same Physician or Other Qualified Health Care Professional During the Postoperative Period59 Distinct Procedural Service62 Two Surgeons63 Procedure Performed on Infants less than 4 kg66 Surgical Team73 Discontinued Out-Patient Hospital/Ambulatory Surgery Center (ASC) Procedure Prior to the Administration of Anesthesia74 Discontinued Out-Patient Hospital/Ambulatory Surgery Center (ASC) Procedure After Administration of Anesthesia76 Repeat Procedure or Service by Same Physician or Other Qualified Health Care Professional77 Repeat Procedure by Another Physician or Other Qualified Health Care Professional78 Unplanned Return to the Operating/Procedure Room by the Same Physician or Other Qualified Health Care Professional Following Initial Procedure for a Related Procedure During the Postoperative Period79 Unrelated Procedure or Service by the Same Physician or Other Qualified Health Care Professional During the Postoperative

3 Period80 Assistant Surgeon81 Minimum Assistant Surgeon82 Assistant Surgeon (when qualified resident surgeon not available)90 Reference (Outside) Laboratory91 Repeat Clinical Diagnostic Laboratory Test92 Alternative Laboratory Platform Testing95 Synchronous Telemedicine Service Rendered Via a Real-Time Interactive Audio and Video Telecommunications System96 Habilitative Services97 Rehabilitative Services99 Multiple ModifiersCategory II ModifiersModifierDescription1 PPerformance Measure Exclusion Modifier due to Medical Reasons2 PPerformance Measure Exclusion Modifier due to Patient Reasons3 PPerformance Measure Exclusion Modifier due to System Reasons8 PPerformance Measure Reporting

4 Modifier - Action Not Performed, Reason Not Otherwise SpecifiedHCPCS ModifiersModifierDescriptionA1 Dressing for one woundA2 Dressing for two woundsA3 Dressing for three woundsA4 Dressing for four woundsA5 Dressing for five woundsA6 Dressing for six woundsA7 Dressing for seven woundsA8 Dressing for eight woundsA9 Dressing for nine or more woundsAAAnesthesia services performed personally by anesthesiologistADMedical supervision by a physician: more than four concurrent anesthesia proceduresModifierDescriptionAERegistere d dieticianAFSpecialty physicianAGPrimary physicianAHClinical psychologistAIPrincipal physician of recordAJClinical social workerAKNon participating physicianAMPhysician, team member serviceAOAlternate payment method declined by provider of serviceAPDetermination of refractive state was not performed in the course of diagnostic ophthalmological examinationModifierDescriptionAQPhysicia n providing a service in an unlisted health professional shortage area (HPSA)

5 ARPhysician provider services in a physician scarcity areaASPhysician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgeryATAcute treatment (this modifier should be used when reporting service 98940, 98941, 98942)AUItem furnished in conjunction with a urological, ostomy, or tracheostomy supplyTable of ContentsIntroduction yFeatures, Symbols, and Conventions 3 instructions for Using This Manual 4 Anatomical Illustrations 5 New/Revised/Deleted Codes Advice for 2020 41 CPT Modifiers , Definitions, and Tips 97 HCPCS Modifiers , Definitions.

6 And Tips 109 Index 177 Code Chapters 441 yEvaluation and Management Services 441 yAnesthesia 471 ySurgery Surgery/General 491 Surgery/Integumentary System 493 Surgery/Musculoskeletal System 533 Surgery/Respiratory System 671 Surgery/Cardiovascular System 695 Surgery/Hemic and LymphaticSystems 757 Surgery/Mediastinum and Diaphragm 763 Surgery/Digestive System 765 Surgery/Urinary System 829 Surgery/Male Genital System 855 Surgery/Reproductive System 867 Surgery/Intersex Surgery 869 Surgery/Female Genital System 871 Surgery/Maternity Care and Delivery 889 Surgery/Endocrine System 895 Surgery/Nervous System

7 899 Surgery/Eye and Ocular Adnexa 939 Surgery/Auditory System 963 Surgery/Operating Microscope 971 yRadiology Procedures 973 yPathology and Laboratory Procedures 1021 yMedicine Services and Procedures 1135 yCategory II Codes 1223 yCategory III Codes 1243 yMultianalyte Assays 1269 yProprietary Laboratory Analyses 1271 Appendices yAppendix A: New, Revised, and Deleted Codes for 2020 1283 yAppendix B: Crosswalks for Deleted Codes 1285 yAppendix C: Inpatient-Only Procedure Codes 1287 yAppendix D: Category II Modifiers 1293 yAppendix E: HCPCS Level II Modifiers 1295 yAppendix F: Resequenced CPT Codes 1303 yAppendix G: Vascular Families for Interventional Radiology Coding 1305 yAppendix H.

8 Modifier 51 Exempt, Modifier 63 Exempt, and Add-On Codes 1311 yAppendix I: Brand-Name and Generic Vaccinations Associated With CPT Codes 1313 yAppendix J: Place of Service/Type of Service 1315 yAppendix K: Drug Class List 1319 yAppendix L: APC Status Indicators 1337 yAppendix M: ASC Payment Indicators 1339 17 AnAtomicAl illustrAtionsAnatomical illustrationsTitle: Skin , Author: Madhero88, Source: Own work, License/Permission: This file is licensed under the Creative Commons Attribution-Share Alike Unported license.

9 , URL link: AnAtomicAl illustrAtionsAnatomical illustrations 177 CPT is a registered trademark of the American Medical Association. All rights (Vitamin A) Abdomen or Abdominal, X-rayIndexAA (Vitamin A) 84590A-II (Angiotensin II) 82163Ab Externo Trabeculectomy (AET) 65850 Abbe-Estlander Reconstruction ProcedureLip Excision 40527 Plastic Repair With Sectioning and Inserting Pedicle 40761 Abdomen or AbdominalAbscess Incision and DrainagePeritoneal 49020 Retroperitoneal 49060 Subphrenic 49040 Anesthesia, See Anesthesia, AbdomenAngiographyCT With Contrast Material 74174, 74175, 75635 Magnetic Resonance (MRA)

10 74185 AortaAngiography 75635 Aortography 75625, 75630 Thromboendarterectomy 35331 Aortic AneurysmEndovascular 34701-34708 Device Placement 34808 Open Repair 34832, 34841-34848, 35081-35103 Prosthesis or Graft 34813, 34820, 34709-34711 Exposure 34812 Infrarenal Repair 34830, 34831, 34832 Open Exposure 34833, 34834 Screening Ultrasound 76706 Biopsy During Exploratory Laparotomy 49000 Blood Vessel RepairDirect 35221 With Graft 35281 With Vein Graft 35251 Bypass Graft Removal (Infected) 35907 Catheter (Tunneled) Removal 49422 Celiotomy, See LaparotomyCesarean Section DeliveryDelivery Only 59514, 59620 Delivery With Postpartum Care 59515, 59622 Routine Obstetric Care 59510, 59618 With Hyst