MS-DRG · FY 2026 v43.0

MS-DRG 475 – Amputation for Musculoskeletal System and Connective Tissue Disorders with CC

A Surgical DRG in MDC 08 (Diseases & Disorders of the Musculoskeletal System & Connective Tissue). Inpatient cases group to DRG 475 when one of the 81 ICD-10-PCS operating-room procedures listed below is reported. Its FY 2026 relative weight is 2.2757 with a geometric mean length of stay of 5.9 days.

Surgical DRG – assigned by operating-room procedure✓ Official CMS v43.0 dataset
2.2757
Relative Weight
5.9
Geometric Mean LOS (days)
7.3
Arithmetic Mean LOS (days)
81
Procedure Codes

Severity family

DRG 474with MCCWeight 4.2929 · GMLOS 9.8 daysDRG 475with CCWeight 2.2757 · GMLOS 5.9 daysDRG 476without CC/MCCWeight 1.1802 · GMLOS 2.7 days
How a case is assigned to DRG 475

The grouper first assigns the case to MDC 08 from the principal diagnosis, then matches a qualifying operating-room procedure from the ICD-10-PCS list below (this is a Surgical DRG), then applies the severity split from secondary diagnoses: with MCC → 474; with CC → 475; without CC/MCC → 476.

ICD-10-PCS

Procedure Codes 81 codes · 25 categories

81 of 81 shown
0X60 Anatomical Regions, Upper Extremities, Detachment1 code
  • 0X600ZZ Detachment at Right Forequarter, Open Approach
0X61 Anatomical Regions, Upper Extremities, Detachment1 code
  • 0X610ZZ Detachment at Left Forequarter, Open Approach
0X62 Anatomical Regions, Upper Extremities, Detachment1 code
  • 0X620ZZ Detachment at Right Shoulder Region, Open Approach
0X63 Anatomical Regions, Upper Extremities, Detachment1 code
  • 0X630ZZ Detachment at Left Shoulder Region, Open Approach
0X68 Anatomical Regions, Upper Extremities, Detachment3 codes
  • 0X680Z1 Detachment at Right Upper Arm, High, Open Approach
  • 0X680Z2 Detachment at Right Upper Arm, Mid, Open Approach
  • 0X680Z3 Detachment at Right Upper Arm, Low, Open Approach
0X69 Anatomical Regions, Upper Extremities, Detachment3 codes
  • 0X690Z1 Detachment at Left Upper Arm, High, Open Approach
  • 0X690Z2 Detachment at Left Upper Arm, Mid, Open Approach
  • 0X690Z3 Detachment at Left Upper Arm, Low, Open Approach
0X6B Anatomical Regions, Upper Extremities, Detachment1 code
  • 0X6B0ZZ Detachment at Right Elbow Region, Open Approach
0X6C Anatomical Regions, Upper Extremities, Detachment1 code
  • 0X6C0ZZ Detachment at Left Elbow Region, Open Approach
0X6D Anatomical Regions, Upper Extremities, Detachment3 codes
  • 0X6D0Z1 Detachment at Right Lower Arm, High, Open Approach
  • 0X6D0Z2 Detachment at Right Lower Arm, Mid, Open Approach
  • 0X6D0Z3 Detachment at Right Lower Arm, Low, Open Approach
0X6F Anatomical Regions, Upper Extremities, Detachment3 codes
  • 0X6F0Z1 Detachment at Left Lower Arm, High, Open Approach
  • 0X6F0Z2 Detachment at Left Lower Arm, Mid, Open Approach
  • 0X6F0Z3 Detachment at Left Lower Arm, Low, Open Approach
0X6J Anatomical Regions, Upper Extremities, Detachment11 codes
  • 0X6J0Z0 Detachment at Right Hand, Complete, Open Approach
  • 0X6J0Z4 Detachment at Right Hand, Complete 1st Ray, Open Approach
  • 0X6J0Z5 Detachment at Right Hand, Complete 2nd Ray, Open Approach
  • 0X6J0Z6 Detachment at Right Hand, Complete 3rd Ray, Open Approach
  • 0X6J0Z7 Detachment at Right Hand, Complete 4th Ray, Open Approach
  • 0X6J0Z8 Detachment at Right Hand, Complete 5th Ray, Open Approach
  • 0X6J0Z9 Detachment at Right Hand, Partial 1st Ray, Open Approach
  • 0X6J0ZB Detachment at Right Hand, Partial 2nd Ray, Open Approach
  • 0X6J0ZC Detachment at Right Hand, Partial 3rd Ray, Open Approach
  • 0X6J0ZD Detachment at Right Hand, Partial 4th Ray, Open Approach
  • 0X6J0ZF Detachment at Right Hand, Partial 5th Ray, Open Approach
0X6K Anatomical Regions, Upper Extremities, Detachment11 codes
  • 0X6K0Z0 Detachment at Left Hand, Complete, Open Approach
  • 0X6K0Z4 Detachment at Left Hand, Complete 1st Ray, Open Approach
  • 0X6K0Z5 Detachment at Left Hand, Complete 2nd Ray, Open Approach
  • 0X6K0Z6 Detachment at Left Hand, Complete 3rd Ray, Open Approach
  • 0X6K0Z7 Detachment at Left Hand, Complete 4th Ray, Open Approach
  • 0X6K0Z8 Detachment at Left Hand, Complete 5th Ray, Open Approach
  • 0X6K0Z9 Detachment at Left Hand, Partial 1st Ray, Open Approach
  • 0X6K0ZB Detachment at Left Hand, Partial 2nd Ray, Open Approach
  • 0X6K0ZC Detachment at Left Hand, Partial 3rd Ray, Open Approach
  • 0X6K0ZD Detachment at Left Hand, Partial 4th Ray, Open Approach
  • 0X6K0ZF Detachment at Left Hand, Partial 5th Ray, Open Approach
0Y62 Anatomical Regions, Lower Extremities, Detachment1 code
  • 0Y620ZZ Detachment at Right Hindquarter, Open Approach
0Y63 Anatomical Regions, Lower Extremities, Detachment1 code
  • 0Y630ZZ Detachment at Left Hindquarter, Open Approach
0Y64 Anatomical Regions, Lower Extremities, Detachment1 code
  • 0Y640ZZ Detachment at Bilateral Hindquarter, Open Approach
0Y67 Anatomical Regions, Lower Extremities, Detachment1 code
  • 0Y670ZZ Detachment at Right Femoral Region, Open Approach
0Y68 Anatomical Regions, Lower Extremities, Detachment1 code
  • 0Y680ZZ Detachment at Left Femoral Region, Open Approach
0Y6C Anatomical Regions, Lower Extremities, Detachment3 codes
  • 0Y6C0Z1 Detachment at Right Upper Leg, High, Open Approach
  • 0Y6C0Z2 Detachment at Right Upper Leg, Mid, Open Approach
  • 0Y6C0Z3 Detachment at Right Upper Leg, Low, Open Approach
0Y6D Anatomical Regions, Lower Extremities, Detachment3 codes
  • 0Y6D0Z1 Detachment at Left Upper Leg, High, Open Approach
  • 0Y6D0Z2 Detachment at Left Upper Leg, Mid, Open Approach
  • 0Y6D0Z3 Detachment at Left Upper Leg, Low, Open Approach
0Y6F Anatomical Regions, Lower Extremities, Detachment1 code
  • 0Y6F0ZZ Detachment at Right Knee Region, Open Approach
0Y6G Anatomical Regions, Lower Extremities, Detachment1 code
  • 0Y6G0ZZ Detachment at Left Knee Region, Open Approach
0Y6H Anatomical Regions, Lower Extremities, Detachment3 codes
  • 0Y6H0Z1 Detachment at Right Lower Leg, High, Open Approach
  • 0Y6H0Z2 Detachment at Right Lower Leg, Mid, Open Approach
  • 0Y6H0Z3 Detachment at Right Lower Leg, Low, Open Approach
0Y6J Anatomical Regions, Lower Extremities, Detachment3 codes
  • 0Y6J0Z1 Detachment at Left Lower Leg, High, Open Approach
  • 0Y6J0Z2 Detachment at Left Lower Leg, Mid, Open Approach
  • 0Y6J0Z3 Detachment at Left Lower Leg, Low, Open Approach
0Y6M Anatomical Regions, Lower Extremities, Detachment11 codes
  • 0Y6M0Z0 Detachment at Right Foot, Complete, Open Approach
  • 0Y6M0Z4 Detachment at Right Foot, Complete 1st Ray, Open Approach
  • 0Y6M0Z5 Detachment at Right Foot, Complete 2nd Ray, Open Approach
  • 0Y6M0Z6 Detachment at Right Foot, Complete 3rd Ray, Open Approach
  • 0Y6M0Z7 Detachment at Right Foot, Complete 4th Ray, Open Approach
  • 0Y6M0Z8 Detachment at Right Foot, Complete 5th Ray, Open Approach
  • 0Y6M0Z9 Detachment at Right Foot, Partial 1st Ray, Open Approach
  • 0Y6M0ZB Detachment at Right Foot, Partial 2nd Ray, Open Approach
  • 0Y6M0ZC Detachment at Right Foot, Partial 3rd Ray, Open Approach
  • 0Y6M0ZD Detachment at Right Foot, Partial 4th Ray, Open Approach
  • 0Y6M0ZF Detachment at Right Foot, Partial 5th Ray, Open Approach
0Y6N Anatomical Regions, Lower Extremities, Detachment11 codes
  • 0Y6N0Z0 Detachment at Left Foot, Complete, Open Approach
  • 0Y6N0Z4 Detachment at Left Foot, Complete 1st Ray, Open Approach
  • 0Y6N0Z5 Detachment at Left Foot, Complete 2nd Ray, Open Approach
  • 0Y6N0Z6 Detachment at Left Foot, Complete 3rd Ray, Open Approach
  • 0Y6N0Z7 Detachment at Left Foot, Complete 4th Ray, Open Approach
  • 0Y6N0Z8 Detachment at Left Foot, Complete 5th Ray, Open Approach
  • 0Y6N0Z9 Detachment at Left Foot, Partial 1st Ray, Open Approach
  • 0Y6N0ZB Detachment at Left Foot, Partial 2nd Ray, Open Approach
  • 0Y6N0ZC Detachment at Left Foot, Partial 3rd Ray, Open Approach
  • 0Y6N0ZD Detachment at Left Foot, Partial 4th Ray, Open Approach
  • 0Y6N0ZF Detachment at Left Foot, Partial 5th Ray, Open Approach
ICD-10-CM

Qualifying Diagnosis Codes

Diagnosis codes do not drive assignment for this DRG. Cases group here from the ICD-10-PCS procedure list below.

Frequently Asked Questions

What is MS-DRG 475?

MS-DRG 475 (Amputation for Musculoskeletal System and Connective Tissue Disorders with CC) is a surgical DRG in MDC 08 (Diseases & Disorders of the Musculoskeletal System & Connective Tissue). Its FY 2026 relative weight is 2.2757 with a geometric mean length of stay of 5.9 days.

What is the difference between DRG 474, 475, 476?

All 3 share the same base category; the severity of secondary diagnoses separates them: 474 (with MCC), 475 (with CC), 476 (without CC/MCC). A major complication or comorbidity (MCC) places the case in the highest-weighted DRG of the family; a CC in the middle; neither in the lowest.

How many procedure codes group to DRG 475?

81 ICD-10-PCS operating-room procedure codes group to this DRG.

What is the relative weight of DRG 475?

The FY 2026 relative weight of this DRG is 2.2757, meaning reimbursement of roughly 2.28 times the average Medicare inpatient case. Multiply by a hospital's blended base rate for the approximate payment.

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Source: CMS ICD-10 MS-DRG v43.0 Definitions Manual and the FY 2026 IPPS Final Rule (Table 5), effective October 1, 2025 through September 30, 2026. We publish the DRG assignments as CMS defines them and add the navigation, search, and code links.