MS-DRG 821Surgical

Lymphoma and Leukemia with Major O.R. Procedures with CC

Major Diagnostic Category 17·Grouped by procedure·FY 2027

MS-DRG 821 is a Surgical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 17 (MDC 17) with a Complication or Comorbidity (CC). It maps to 513 ICD-10-CM diagnosis codes. For FY 2027 it carries a relative weight of 2.2023 with a geometric mean length of stay of 3.1 days and an arithmetic mean of 4.9 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:
2.2023 (payment multiplier vs. the average case (1.0))
Geometric mean stay:
3.1 days (used for transfer payments)
Average stay:
4.9 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
820Lymphoma and Leukemia with Major O.R. Procedures with MCC6.248111.2 days
821Lymphoma and Leukemia with Major O.R. Procedures with CC (this page)2.20233.1 days
822Lymphoma and Leukemia with Major O.R. Procedures without CC/MCC1.12721.4 days

Procedure codes (4,298)

ICD-10-PCS procedures that can group a stay to DRG 821.

Showing the first 1,000 of 4,298 codes. Use search to find a specific code.

Diagnosis codes (513)

As the principal diagnosis, these ICD-10-CM codes can group to DRG 821. 100% of the codes listed are billable.