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    v1.0.28
    OpenPayerBilling CodesDiseases and Disorders of the Digestive SystemDRG 387-inflammatory-bowel-disease-without-cc-mcc
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    Inflammatory Bowel Disease without CC/MCC: Inpatient Reimbursement Overview

    DRG 387 encompasses inpatient admissions for inflammatory bowel disease without Complication or Comorbidity or Major Complication or Comorbidity, focusing on baseline medical or surgical management. Correct assignment affects Medicare payment because the Diagnosis-Related Group determines the hospital’s bundled reimbursement for the stay.

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    DRG 387 Overview

    DRG 387 covers inpatient hospital admissions for inflammatory bowel disease without Complication or Comorbidity and without Major Complication or Comorbidity, typically including cases of ulcerative colitis or Crohn disease managed without significant additional diagnoses. This Diagnosis-Related Group groups patients with similar clinical resource needs for Medicare payment purposes. It matters for Medicare payment because the grouped assignment drives the bundled reimbursement amount for the hospital stay. Accurate documentation of the primary diagnosis and any comorbid conditions determines whether a case belongs in this category.

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    Clinical Trials

    • Hospital-based acute management trials of moderate to severe inflammatory bowel disease flares focusing on short-term corticosteroid-sparing strategies and rapid induction regimens. These studies enroll adult inpatients admitted with ulcerative colitis or Crohn’s disease experiencing active flares that do not meet CC/MCC severity thresholds, testing interventions intended to achieve clinical remission within days to weeks and minimize length of stay. Results inform hospital clinicians about effective acute care algorithms and inform payers about interventions that may reduce inpatient resource use and readmission risk.
    • Comparative effectiveness studies evaluating medical versus early minimally invasive surgical approaches for localized complications (such as medically refractory colitis segments or limited strictures) in non–critically ill patients. These trials compare outcomes like time to return of bowel function, complication rates, discharge disposition, and 30–90 day healthcare utilization among patients appropriate for either approach, often stratifying by disease phenotype and prior outpatient therapy. Findings guide providers in selecting inpatient care paths that balance short-term clinical benefit, complication avoidance, and downstream costs relevant to reimbursement and DRG grouping.
    • Post-discharge outcomes and transitional care trials testing structured discharge planning, outpatient infusion/appointment scheduling, and remote monitoring to prevent readmissions for patients hospitalized with inflammatory bowel disease. These pragmatic studies enroll patients discharged after an index inpatient stay without major complications and measure readmission rates, outpatient visit adherence, patient-reported disease control, and total 30–90 day costs. Evidence from these studies is crucial for providers and payers focused on reducing avoidable readmissions within the DRG, optimizing post-acute resource allocation, and improving value-based outcomes.

    Related Codes

    326-STOMACH-ESOPHAGEAL-AND-DUODENAL-PROCEDURES-WITH-MCC

    Stomach, Esophageal and Duodenal Procedures with MCC: Inpatient Reimbursement Overview

    327-STOMACH-ESOPHAGEAL-AND-DUODENAL-PROCEDURES-WITH-CC

    Stomach, Esophageal and Duodenal Procedures with CC: Inpatient Reimbursement Overview

    328-STOMACH-ESOPHAGEAL-AND-DUODENAL-PROCEDURES-WITHOUT-CC-MCC

    Stomach, Esophageal and Duodenal Procedures without CC/MCC: Inpatient Reimbursement Overview

    329-MAJOR-SMALL-AND-LARGE-BOWEL-PROCEDURES-WITH-MCC

    Major Small and Large Bowel Procedures with MCC: Inpatient Reimbursement Overview

    330-MAJOR-SMALL-AND-LARGE-BOWEL-PROCEDURES-WITH-CC

    Major Small and Large Bowel Procedures with CC: Inpatient Reimbursement Overview

    331-MAJOR-SMALL-AND-LARGE-BOWEL-PROCEDURES-WITHOUT-CC-MCC

    Major Small and Large Bowel Procedures without CC/MCC: Inpatient Reimbursement Overview

    332-RECTAL-RESECTION-WITH-MCC

    Rectal Resection with MCC: Inpatient Reimbursement Overview

    333-RECTAL-RESECTION-WITH-CC

    Rectal Resection with CC: Inpatient Reimbursement Overview

    334-RECTAL-RESECTION-WITHOUT-CC-MCC

    Rectal Resection without CC/MCC: Inpatient Reimbursement Overview

    335-PERITONEAL-ADHESIOLYSIS-WITH-MCC

    Peritoneal Adhesiolysis with MCC: Inpatient Reimbursement Overview

    Showing 1–10 of 57

    References

    1. 1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
    2. 2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
    3. 3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.
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