MS-DRG 423Surgical

Other Hepatobiliary or Pancreas O.R. Procedures with MCC

Major Diagnostic Category 07·Grouped by procedure·FY 2027

MS-DRG 423 is a Surgical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 07 (MDC 07) with a Major Complication or Comorbidity (MCC). For FY 2027 it carries a relative weight of 4.1649 with a geometric mean length of stay of 7.8 days and an arithmetic mean of 10.9 days. Hospitals use this grouping to determine reimbursement for inpatient stays under Medicare.

Advertisements

FY 2027 payment data

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

Relative weight:
4.1649 (payment multiplier vs. the average case (1.0))
Geometric mean stay:
7.8 days (used for transfer payments)
Average stay:
10.9 days (arithmetic mean)
Post-acute transfer policy:
No (not subject to it)

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.

DRGTitleRelative weightMean stay
423Other Hepatobiliary or Pancreas O.R. Procedures with MCC (this page)4.16497.8 days
424Other Hepatobiliary or Pancreas O.R. Procedures with CC2.15964.4 days
425Other Hepatobiliary or Pancreas O.R. Procedures without CC/MCC1.88272.6 days

Procedure codes (1,107)

ICD-10-PCS procedures that can group a stay to DRG 423.

Showing the first 1,000 of 1,107 codes. Use search to find a specific code.