All ICD10 Codes
MS-DRG 553Medical

Bone Diseases and Arthropathies with MCC

Major Diagnostic Category 08·Grouped by diagnosis·FY 2027

MS-DRG 553 is a Medical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 08 (MDC 08) with a Major Complication or Comorbidity (MCC). It maps to 1,617 ICD-10-CM diagnosis codes. For FY 2027 it carries a relative weight of 1.2494 with a geometric mean length of stay of 3.9 days and an arithmetic mean of 5.1 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:
1.2494 (payment multiplier vs. the average case (1.0))
Geometric mean stay:
3.9 days (used for transfer payments)
Average stay:
5.1 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
553Bone Diseases and Arthropathies with MCC (this page)1.24943.9 days
554Bone Diseases and Arthropathies without MCC0.83312.8 days

Diagnosis codes (1,617)

As the principal diagnosis, these ICD-10-CM codes can group to DRG 553. 100% of the codes listed are billable.

Showing the first 1,000 of 1,617 codes. Use search to find a specific code.