MS-DRG 209Surgical

Complex Aortic Arch Procedures

Major Diagnostic Category 05·Grouped by procedure·FY 2027

MS-DRG 209 is a Surgical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 05 (MDC 05). For FY 2027 it carries a relative weight of 11.5212 with a geometric mean length of stay of 6 days and an arithmetic mean of 9.3 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:
11.5212 (payment multiplier vs. the average case (1.0))
Geometric mean stay:
6 days (used for transfer payments)
Average stay:
9.3 days (arithmetic mean)
Post-acute transfer policy:
No (not subject to it)

Procedure codes (69)

ICD-10-PCS procedures that can group a stay to DRG 209.