All ICD10 Codes
MS-DRG 842Medical

Lymphoma and Non-Acute Leukemia without CC/MCC

Major Diagnostic Category 17·Grouped by diagnosis·FY 2027

MS-DRG 842 is a Medical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 17 (MDC 17) without a significant Complication or Comorbidity. It maps to 480 ICD-10-CM diagnosis codes. For FY 2027 it carries a relative weight of 0.9953 with a geometric mean length of stay of 2.6 days and an arithmetic mean of 3.3 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:
0.9953 (payment multiplier vs. the average case (1.0))
Geometric mean stay:
2.6 days (used for transfer payments)
Average stay:
3.3 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
823Lymphoma and Non-Acute Leukemia with Other Procedures with MCC4.60599.9 days
824Lymphoma and Non-Acute Leukemia with Other Procedures with CC2.25154.9 days
825Lymphoma and Non-Acute Leukemia with Other Procedures without CC/MCC1.29952.2 days
840Lymphoma and Non-Acute Leukemia with MCC3.27346.7 days
841Lymphoma and Non-Acute Leukemia with CC1.57723.9 days
842Lymphoma and Non-Acute Leukemia without CC/MCC (this page)0.99532.6 days

Diagnosis codes (480)

As the principal diagnosis, these ICD-10-CM codes can group to DRG 842. 100% of the codes listed are billable.