A Surgical DRG in Pre-MDC (Pre-MDC). Inpatient cases group to DRG 7 when one of the 27 ICD-10-PCS operating-room procedures listed below is reported. Its FY 2026 relative weight is 12.9502 with a geometric mean length of stay of 19.7 days.
Surgical DRG – assigned by operating-room procedure✓ Official CMS v43.0 dataset
12.9502
Relative Weight
19.7
Geometric Mean LOS (days)
23.5
Arithmetic Mean LOS (days)
27
Procedure Codes
How a case is assigned to DRG 7
The grouper first assigns the case to Pre-MDC from the principal diagnosis, then matches a qualifying operating-room procedure from the ICD-10-PCS list below (this is a Surgical DRG).
ICD-10-PCS
Procedure Codes 27 codes · 9 categories
27 of 27 shown
0BYC Respiratory System, Transplantation3 codes
0BYC0Z0Transplantation of Right Upper Lung Lobe, Allogeneic, Open Approach
0BYC0Z1Transplantation of Right Upper Lung Lobe, Syngeneic, Open Approach
0BYC0Z2Transplantation of Right Upper Lung Lobe, Zooplastic, Open Approach
0BYD Respiratory System, Transplantation3 codes
0BYD0Z0Transplantation of Right Middle Lung Lobe, Allogeneic, Open Approach
0BYD0Z1Transplantation of Right Middle Lung Lobe, Syngeneic, Open Approach
0BYD0Z2Transplantation of Right Middle Lung Lobe, Zooplastic, Open Approach
0BYF Respiratory System, Transplantation3 codes
0BYF0Z0Transplantation of Right Lower Lung Lobe, Allogeneic, Open Approach
0BYF0Z1Transplantation of Right Lower Lung Lobe, Syngeneic, Open Approach
0BYF0Z2Transplantation of Right Lower Lung Lobe, Zooplastic, Open Approach
0BYG Respiratory System, Transplantation3 codes
0BYG0Z0Transplantation of Left Upper Lung Lobe, Allogeneic, Open Approach
0BYG0Z1Transplantation of Left Upper Lung Lobe, Syngeneic, Open Approach
0BYG0Z2Transplantation of Left Upper Lung Lobe, Zooplastic, Open Approach
0BYH Respiratory System, Transplantation3 codes
0BYH0Z0Transplantation of Lung Lingula, Allogeneic, Open Approach
0BYH0Z1Transplantation of Lung Lingula, Syngeneic, Open Approach
0BYH0Z2Transplantation of Lung Lingula, Zooplastic, Open Approach
0BYJ Respiratory System, Transplantation3 codes
0BYJ0Z0Transplantation of Left Lower Lung Lobe, Allogeneic, Open Approach
0BYJ0Z1Transplantation of Left Lower Lung Lobe, Syngeneic, Open Approach
0BYJ0Z2Transplantation of Left Lower Lung Lobe, Zooplastic, Open Approach
0BYK Respiratory System, Transplantation3 codes
0BYK0Z0Transplantation of Right Lung, Allogeneic, Open Approach
0BYK0Z1Transplantation of Right Lung, Syngeneic, Open Approach
0BYK0Z2Transplantation of Right Lung, Zooplastic, Open Approach
0BYL Respiratory System, Transplantation3 codes
0BYL0Z0Transplantation of Left Lung, Allogeneic, Open Approach
0BYL0Z1Transplantation of Left Lung, Syngeneic, Open Approach
0BYL0Z2Transplantation of Left Lung, Zooplastic, Open Approach
0BYM Respiratory System, Transplantation3 codes
0BYM0Z0Transplantation of Bilateral Lungs, Allogeneic, Open Approach
0BYM0Z1Transplantation of Bilateral Lungs, Syngeneic, Open Approach
0BYM0Z2Transplantation of Bilateral Lungs, Zooplastic, 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 7?
MS-DRG 7 (Lung Transplant) is a surgical DRG in Pre-MDC (Pre-MDC). Its FY 2026 relative weight is 12.9502 with a geometric mean length of stay of 19.7 days.
How many procedure codes group to DRG 7?
27 ICD-10-PCS operating-room procedure codes group to this DRG.
What is the relative weight of DRG 7?
The FY 2026 relative weight of this DRG is 12.9502, meaning reimbursement of roughly 12.95 times the average Medicare inpatient case. Multiply by a hospital's blended base rate for the approximate payment.
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.
