MS-DRG 387: INFLAMMATORY BOWEL DISEASE WITHOUT CC/MCC
MS-DRG 387 is inflammatory bowel disease without cc/mcc, in MDC 06 (a medical DRG), at the without-CC/MCC level. Its FY2027 relative weight is 0.6464, so a case here pays less than the average Medicare inpatient stay (weight 1.0), with a geometric mean length of stay of 2.40 days. 77 ICD-10-CM principal diagnoses group into MS-DRGs 385–387 under the CMS definitions manual; the most-searched are listed below.
FY2027 payment factors
- Relative weight
- 0.6464
- Geometric mean LOS
- 2.40
- Arithmetic mean LOS
- 2.90
- Post-acute transfer
- No
Principal diagnoses that group to MS-DRGs 385–387
From the CMS MS-DRG definitions manual’s principal-diagnosis index: 77 ICD-10-CM codes route here, and the CC/MCC status of the secondary diagnoses decides which of 385–387 the case lands in. The 24 most-searched:
- K51.90Ulcerative colitis, unspecified, without complications
- K50.90Crohn's disease, unspecified, without complications
- K50.00Crohn's disease of small intestine without complications
- K51.00Ulcerative (chronic) pancolitis without complications
- K50.10Crohn's disease of large intestine without complications
- K50.80Crohn's disease of both small and large intestine without complications
- K51.20Ulcerative (chronic) proctitis without complications
- K50.919Crohn's disease, unspecified, with unspecified complications
- K51.50Left sided colitis without complications
- K51.80Other ulcerative colitis without complications
- K51.919Ulcerative colitis, unspecified with unspecified complications
- K51.30Ulcerative (chronic) rectosigmoiditis without complications
- K51.40Inflammatory polyps of colon without complications
- K50.011Crohn's disease of small intestine with rectal bleeding
- K50.012Crohn's disease of small intestine with intestinal obstruction
- K50.013Crohn's disease of small intestine with fistula
- K50.014Crohn's disease of small intestine with abscess
- K50.018Crohn's disease of small intestine with other complication
- K50.019Crohn's disease of small intestine with unspecified complications
- K50.111Crohn's disease of large intestine with rectal bleeding
- K50.112Crohn's disease of large intestine with intestinal obstruction
- K50.113Crohn's disease of large intestine with fistula
- K50.114Crohn's disease of large intestine with abscess
- K50.118Crohn's disease of large intestine with other complication
53 more codes group here. Open any code above for its full hierarchy, or check a whole claim in the free DRG calculator.
The severity splits
Same base DRG, split by whether a secondary diagnosis is a CC or MCC. The last column is the weight change from MS-DRG 387.
| 385 | INFLAMMATORY BOWEL DISEASE WITH MCC | 1.5543 | +0.9079 |
| 386 | INFLAMMATORY BOWEL DISEASE WITH CC | 0.9647 | +0.3183 |
| 387 | INFLAMMATORY BOWEL DISEASE WITHOUT CC/MCC | 0.6464 |
All FY2027 MS-DRGs · MDC 06