| Surgical Hierarchy | MS-DRG |
|---|
| Pre-MDC |
| 001-002 | Heart Transplant or Implant of Heart Assist System |
| 003-004 | ECMO or Tracheostomy with MV >96 Hours or PDX Except Face, Mouth and Neck |
| 005-006 | Liver or Intestinal Transplant |
| 014 | Allogeneic Bone Marrow Transplant |
| 007 | Lung Transplant |
| 008 | Simultaneous Pancreas/Kidney Transplant |
| 016-017 | Autologous Bone Marrow Transplant or T-cell Immunotherapy |
| 010 | Pancreas Transplant |
| 011-013 | Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy |
| MDC 01 Diseases & Disorders of the Nervous System |
| 020-022 | Intracranial Vascular Procedures with PDX Hemorrhage |
| 023-024 | Craniotomy with Major Device Implant or Acute Complex CNS PDX |
| 025-027 | Craniotomy and Endovascular Intracranial Procedures |
| 028-030 | Spinal Procedures |
| 031-033 | Ventricular Shunt Procedures |
| 034-036 | Carotid Artery Stent Procedures |
| 037-039 | Extracranial Procedures |
| 040-042 | Peripheral and Cranial Nerve and Other Nervous System Procedures |
| MDC 02 Diseases & Disorders of the Eye |
| 113-114 | Orbital Procedures |
| 115 | Extraocular Procedures Except Orbit |
| 116-117 | Intraocular Procedures |
| MDC 03 Diseases & Disorders of the Ear, Nose, Mouth & Throat |
| 129-130 | Major Head and Neck Procedures |
| 131-132 | Cranial/Facial Procedures |
| 133-134 | Other Ear, Nose, Mouth and Throat O.R. Procedures |
| 135-136 | Sinus and Mastoid Procedures |
| 137-138 | Mouth Procedures |
| 139 | Salivary Gland Procedures |
| MDC 04 Diseases & Disorders of the Respiratory System |
| 163-165 | Major Chest Procedures |
| 166-168 | Other Respiratory System O.R. Procedures |
| MDC 05 Diseases & Disorders of the Circulatory System |
| 215 | Other Heart Assist System Implant |
| 216-221 | Cardiac Valve and Other Major Cardiothoracic Procedures |
| 266-267 | Endovascular Cardiac Valve Procedures |
| 222-227 | Cardiac Defibrillator Implant |
| 228-229 | Other Cardiothoracic Procedures |
| 231-236 | Coronary Bypass |
| 268-269 | Aortic and Heart Assist Procedures |
| 319-320 | Other Endovascular Cardiac Valve Procedures |
| 270-272 | Other Major Cardiovascular Procedures |
| 239-241 | Amputation for Circulatory System Disorders Except Upper Limb and Toe |
| 242-244 | Permanent Cardiac Pacemaker Implant |
| 245 | AICD Generator Procedures |
| 265 | AICD Lead Procedures |
| 273-274 | Percutaneous Intracardiac Procedures |
| 246-249 | Percutaneous Cardiovascular Procedures with Coronary Artery/Stent |
| 250-251 | Percutaneous Cardiovascular Procedures without Coronary Artery Stent |
| 252-254 | Other Vascular Procedures |
| 255-257 | Upper Limb and Toe Amputation for Circulatory System Disorders |
| 258-259 | Cardiac Pacemaker Device Replacement |
| 260-262 | Cardiac Pacemaker Revision Except Device Replacement |
| 263 | Vein Ligation and Stripping |
| 264 | Other Circulatory O.R. Procedures |
| MDC 06 Diseases & Disorders of the Digestive System |
| 326-328 | Stomach, Esophageal and Duodenal Procedures |
| 329-331 | Major Small and Large Bowel Procedures |
| 332-334 | Rectal Resection |
| 335-337 | Peritoneal Adhesiolysis |
| 338-343 | Appendectomy |
| 344-346 | Minor Small and Large Bowel Procedures |
| 347-349 | Anal and Stomal Procedures |
| 350-355 | Hernia Procedures |
| 356-358 | Other Digestive System O.R. Procedures |
| MDC 07 Diseases & Disorders of the Hepatobiliary System & Pancreas |
| 405-407 | Pancreas, Liver and Shunt Procedures |
| 408-410 | Biliary Tract Procedures Except Only Cholecystectomy with or without C.D.E. |
| 411-419 | Cholecystectomy |
| 420-422 | Hepatobiliary Diagnostic Procedures |
| 423-425 | Other Hepatobiliary or Pancreas Procedures |
| MDC 08 Diseases & Disorders of the Musculoskeletal System & Connective Tissue |
| 453-455 | Combined Anterior/Posterior Spinal Fusion |
| 456-458 | Spinal Fusion Except Cervical with Spinal Curvature / Malignancy / Infection or Extensive Fusions |
| 459-460 | Spinal Fusion Except Cervical |
| 461-462 | Bilateral or Multiple Major Joint Procedures of Lower Extremity |
| 463-465 | Wound Debridement and Skin Graft Except Hand, for Musculoskeletal and Connective Tissue Disorders |
| 466-468 | Revision of Hip or Knee Replacement |
| 469-470 | Major Hip and Knee Joint Replacement or Reattachment of Lower Extremity |
| 471-473 | Cervical Spinal Fusion |
| 474-476 | Amputation for Musculoskeletal System and Connective Tissue Disorders |
| 477-479 | Biopsies of Musculoskeletal System and Connective Tissue |
| 480-482 | Hip and Femur Procedures Except Major Joint |
| 483 | Major Joint and Limb Reattachment Procedures of Upper Extremity |
| 485-489 | Knee Procedures |
| 518-520 | Back and Neck Procedures, Except Spinal Fusion, or Disc Devices/Neurostimulators |
| 492-494 | Lower Extremity and Humerus Procedures Except Hip,Foot,Femur |
| 495-497 | Local Excision and Removal Int Fix Devices Except Hip and Femur |
| 498-499 | Local Excision and Removal Int Fix Devices of Hip and Femur |
| 500-502 | Soft Tissue Procedures |
| 503-505 | Foot Procedures |
| 506 | Major Thumb or Joint Procedures |
| 507-508 | Major Shoulder or Elbow Joint Procedures |
| 509 | Arthoscopy |
| 510-512 | Shoulder, Elbow or Forearm Procedures, Except Major Joint Procedures |
| 513-514 | Hand or Wrist Procedures, Except Major Thumb or Joint Procedures |
| 515-517 | Other Musculoskeletal System and Connective Tissue O.R. Procedures |
| MDC 09 Diseases & Disorders of the Skin, Subcutaneous Tissue & Breast |
| 573-578 | Skin Graft |
| 570-572 | Skin Debridement |
| 579-581 | Other Skin, Subcutaneous Tissue and Breast Procedures |
| 582-583 | Mastectomy for Malignancy |
| 584-585 | Breast Biopsy, Local Excision and Other Breast Procedures |
| MDC 10 Endocrine, Nutritional & Metabolic Diseases & Disorders |
| 616-618 | Amputation of Lower Limb for Endocrine, Nutritional and Metabolic Disorders |
| 619-621 | Procedures for Obesity |
| 614-615 | Adrenal and Pituitary Procedures |
| 622-624 | Skin Grafts and Wound Debridement for Endocrine, Nutritional and Metabolic Disorders |
| 625-627 | Thyroid, Parathyroid and Thyroglossal Procedures |
| 628-630 | Other Endocrine, Nutritional and Metabolic Procedures |
| MDC 11 Diseases & Disorders of the Kidney & Urinary Tract |
| 652 | Kidney Transplant |
| 653-655 | Major Bladder Procedures |
| 656-661 | Kidney and Ureter Procedures |
| 662-664 | Minor Bladder Procedures |
| 665-667 | Prostatectomy |
| 668-670 | Transurethral Procedures |
| 671-672 | Urethral Procedures |
| 673-675 | Other Kidney and Urinary Tract Procedures |
| MDC 12 Diseases & Disorders of the Male Reproductive System |
| 707-708 | Major Male Pelvic Procedures |
| 709-710 | Penis Procedures |
| 711-712 | Testes Procedures |
| 713-714 | Transurethral Prostatectomy |
| 715-718 | Other Male Reproductive System Procedures |
| MDC 13 Diseases & Disorders of the Female Reproductive System |
| 734-735 | Pelvic Evisceration, Radical Hysterectomy and Radical Vulvectomy |
| 736-741 | Uterine and Adnexal Procedures for Malignancy |
| 742-743 | Uterine and Adnexal Procedures for Non-Malignancy |
| 744-745 | D&C, Conization, Laparoscopy and Tubal Interruption |
| 746-747 | Vagina, Cervix and Vulva Procedures |
| 748 | Female Reproductive System Reconstructive Procedures |
| 749-750 | Other Female Reproductive System Procedures |
| MDC 14 Pregnancy, Childbirth & the Puerperium |
| 783-785 | Cesarean Section with Sterilization |
| 786-788 | Cesarean Section without Sterilization |
| 768 | Vaginal Delivery with O.R. Procedures |
| 796-798 | Vaginal Delivery with Sterilization and/or D&C |
| 770 | Abortion with D&C, Aspiration Curettage or Hysterotomy |
| 817-819 | Other Antepartum Diagnoses with O.R. Procedure |
| 769 | Postpartum and post Abortion Diagnoses with O.R. Procedure |
| MDC 16 Diseases & Disorders of Blood, Blood Forming Organs, Immunologic Disorders |
| 799-801 | Splenectomy |
| 802-804 | Other O.R. Procedures of the Blood and Blood Forming Organs |
| MDC 17 Myeloproliferative Diseases & Disorders, Poorly Differentiated Neoplasms |
| 820-822 | Lymphoma and Leukemia with Major Procedure |
| 823-825 | Lymphoma and Non-Acute Leukemia with Other Procedure |
| 826-828 | Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Major Procedure |
| 829-830 | Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Other Procedure |
| MDC 18 Infectious & Parasitic Diseases, Systemic or Unspecified Sites |
| 856-858 | Postoperative or Post-Traumatic Infections with O.R. Procedure |
| 853-855 | Infections and Parasitic Diseases with O.R. Procedure |
| MDC 19 Mental Diseases & Disorders |
| 876 | Major Procedure with Principal Diagnosis of Mental Illness |
| MDC 21 Injuries, Poisonings & Toxic Effects of Drugs |
| 901-903 | Wound Debridements for Injuries |
| 904-905 | Skin Grafts for Injuries |
| 906 | Hand Procedures for Injuries |
| 907-909 | Other O.R. Procedures for Injuries |
| MDC 22 Burns |
| 927 | Extensive Burns or Full Thickness Burns with MV >96 Hours with Skin Graft |
| 928-929 | Full Thickness Burn with Skin Graft or Inhalation Injury |
| MDC 23 Factors Influencing Health Status & Other Contacts with Health Services |
| 939-941 | Major Procedures with Diagnosis of Other Contact with Health Services |
| MDC 24 Multiple Significant Trauma |
| 955 | Craniotomy for Multiple Significant Trauma |
| 956 | Limb Reattachment, Hip and Femur Procedures for Multiple Significant Trauma |
| 957-959 | Other Procedures for Multiple Significant Trauma |
| MDC 25 Human Immunodeficiency Virus Infections |
| 969-970 | HIV with Extensive Procedure |
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