All ICD10 Codes
MS-DRG 196Medical

Interstitial Lung Disease with MCC

Major Diagnostic Category 04·Grouped by diagnosis·FY 2027

MS-DRG 196 is a Medical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 04 (MDC 04) with a Major Complication or Comorbidity (MCC). It maps to 100 ICD-10-CM diagnosis codes. For FY 2027 it carries a relative weight of 1.8336 with a geometric mean length of stay of 4.8 days and an arithmetic mean of 6.4 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:
1.8336 (payment multiplier vs. the average case (1.0))
Geometric mean stay:
4.8 days (used for transfer payments)
Average stay:
6.4 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
196Interstitial Lung Disease with MCC (this page)1.83364.8 days
197Interstitial Lung Disease with CC0.94922.8 days
198Interstitial Lung Disease without CC/MCC0.72592.2 days

Diagnosis codes (100)

As the principal diagnosis, these ICD-10-CM codes can group to DRG 196. 100% of the codes listed are billable.