All ICD10 Codes
MS-DRG 381Medical

Complicated Peptic Ulcer with CC

Major Diagnostic Category 06·Grouped by diagnosis·FY 2027

MS-DRG 381 is a Medical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 06 (MDC 06) with a Complication or Comorbidity (CC). It maps to 31 ICD-10-CM diagnosis codes. For FY 2027 it carries a relative weight of 1.0838 with a geometric mean length of stay of 3.1 days and an arithmetic mean of 3.9 days. Hospitals use this grouping to determine reimbursement for inpatient stays under Medicare.

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FY 2027 payment data

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

Relative weight:
1.0838 (payment multiplier vs. the average case (1.0))
Geometric mean stay:
3.1 days (used for transfer payments)
Average stay:
3.9 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.

DRGTitleRelative weightMean stay
380Complicated Peptic Ulcer with MCC1.92454.9 days
381Complicated Peptic Ulcer with CC (this page)1.08383.1 days
382Complicated Peptic Ulcer without CC/MCC0.72812.5 days

Diagnosis codes (31)

As the principal diagnosis, these ICD-10-CM codes can group to DRG 381. 100% of the codes listed are billable.