MS-DRG 220Surgical

Cardiac Valve and Other Major Cardiothoracic Procedures without Cardiac Catheterization with CC

Major Diagnostic Category 05·Grouped by procedure·FY 2027

MS-DRG 220 is a Surgical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 05 (MDC 05) with a Complication or Comorbidity (CC). For FY 2027 it carries a relative weight of 5.5066 with a geometric mean length of stay of 5.3 days and an arithmetic mean of 6 days. Hospitals use this grouping to determine reimbursement for inpatient stays under Medicare.

FY 2027 payment data

From Table 5 of the FY 2027 IPPS Final Rule (CMS).

Relative weight:: 5.5066 (payment multiplier vs. the average case (1.0))
Geometric mean stay:: 5.3 days (used for transfer payments)
Average stay:: 6 days (arithmetic mean)
Post-acute transfer policy:: Yes (early transfers can be paid less)

Same condition, other severity levels

CMS splits one condition into separate DRGs by how sick the patient is. With MCC pays more than with CC, which pays more than without CC/MCC.

DRG	Title	Relative weight	Mean stay
219	Cardiac Valve and Other Major Cardiothoracic Procedures without Cardiac Catheterization with MCC	7.6434	8 days
220	Cardiac Valve and Other Major Cardiothoracic Procedures without Cardiac Catheterization with CC (this page)	5.5066	5.3 days
221	Cardiac Valve and Other Major Cardiothoracic Procedures without Cardiac Catheterization without CC/MCC	4.7108	2.5 days

Procedure codes (304)

ICD-10-PCS procedures that can group a stay to DRG 220.