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    v1.0.30
    OpenPayerBilling CodesDiseases and Disorders of Blood, Blood Forming Organs and Immunologic DisordersDRG 802-other-o-r-procedures-of-the-blood-and-blood-forming-organs-with-mcc
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    Other O.R. Procedures of the Blood and Blood Forming Organs with MCC: Inpatient Reimbursement Overview

    DRG 802 addresses inpatient stays for other operative room procedures on the blood and blood forming organs with a Major Complication or Comorbidity, focusing on higher-complexity hematologic surgeries and interventions. It matters for inpatient reimbursement because the Major Complication or Comorbidity designation raises payment to reflect increased resource needs and clinical severity.

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    DRG 802 Overview

    DRG 802 covers inpatient stays involving other operative room procedures on the blood and blood forming organs when a Major Complication or Comorbidity is present. Typical cases include complex hematologic operative interventions such as extensive splenectomies, vascular access procedures with significant hemorrhagic or thrombotic complications, and other specialized operative management of blood disorders. This Diagnosis-Related Group matters for Medicare payment because the presence of a Major Complication or Comorbidity increases relative reimbursement to account for higher resource use and clinical complexity. Accurate coding of principal diagnosis, secondary diagnoses, and operative procedures drives appropriate classification into this Diagnosis-Related Group.

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    Clinical Trials

    • Acute perioperative hemostasis and transfusion strategy trials: randomized or prospective studies that evaluate different intraoperative and immediate postoperative blood management approaches (for example, protocols for targeted transfusion thresholds, use of cell salvage or antifibrinolytic strategies, and rapid diagnostic coagulation testing) in patients undergoing complex O.R. procedures on the blood and blood-forming organs with major complications (MCC). These trials focus on critically bleeding or hemodynamically unstable patients often with hematologic malignancies, severe coagulopathies, or thrombocytopenia who require intensive operative management, and they measure outcomes such as transfusion volume, reoperation for bleeding, ICU length of stay, and short-term mortality. This research is relevant to providers and payers because optimized perioperative hemostasis can reduce resource utilization, lower complication-related costs, and improve allocation of scarce blood products in high-risk DRG 802 cases.
    • Comparative effectiveness studies of surgical approaches and perioperative care pathways: observational cohorts or pragmatic randomized trials comparing different operative techniques (for example, open versus minimally invasive access when applicable), perioperative anesthetic management, or bundled care pathways for patients undergoing O.R. procedures on hematologic organs who present with severe comorbidities or complications. These studies enroll heterogeneous inpatient populations typical of DRG 802—patients with advanced hematologic disease, marrow failure, or procedural complications—and evaluate outcomes such as procedure-related complication rates, length of hospital stay, readmissions, and composite cost-effectiveness metrics. Findings help clinicians and payers identify care models that balance clinical effectiveness with inpatient resource use and can inform DRG-level best practices and reimbursement policy.
    • Post-discharge outcomes and health-services research on readmission drivers and long-term morbidity: longitudinal cohort studies and registry analyses that track functional status, infection rates, transfusion dependence, and 30- to 90-day readmissions among survivors of complex blood-organ procedures with MCC. The patient population includes high-risk survivors discharged after prolonged inpatient stays, often with ongoing needs for transfusion, infection surveillance, or coordination with oncology/hematology outpatient services; studies examine predictors of readmission, outpatient resource utilization, and patient-centered outcomes. This area is critical for payers and providers because reducing preventable readmissions and targeting transitional-care interventions can lower total episode costs and improve quality metrics tied to DRG 802 admissions.

    Related Codes

    799-SPLENIC-PROCEDURES-WITH-MCC

    Splenic Procedures with MCC: Inpatient Reimbursement Overview

    800-SPLENIC-PROCEDURES-WITH-CC

    Splenic Procedures with CC: Inpatient Reimbursement Overview

    801-SPLENIC-PROCEDURES-WITHOUT-CC-MCC

    Splenic Procedures without CC/MCC: Inpatient Reimbursement Overview

    803-OTHER-O-R-PROCEDURES-OF-THE-BLOOD-AND-BLOOD-FORMING-ORGANS-WITH-CC

    Other O.R. Procedures of the Blood and Blood Forming Organs with CC: Inpatient Reimbursement Overview

    804-OTHER-O-R-PROCEDURES-OF-THE-BLOOD-AND-BLOOD-FORMING-ORGANS-WITHOUT-CC-MCC

    Other O.R. Procedures of the Blood and Blood Forming Organs without CC/MCC: Inpatient Reimbursement Overview

    808-MAJOR-HEMATOLOGICAL-AND-IMMUNOLOGICAL-DIAGNOSES-EXCEPT-SICKLE-CELL-CRISIS-AND-COAGULATION-DISORDERS-WITH-MCC

    Major Hematological and Immunological Diagnoses: Inpatient Reimbursement Overview

    809-MAJOR-HEMATOLOGICAL-AND-IMMUNOLOGICAL-DIAGNOSES-EXCEPT-SICKLE-CELL-CRISIS-AND-COAGULATION-DISORDERS-WITH-CC

    Major Hematological and Immunological Diagnoses: Inpatient Reimbursement Overview

    810-MAJOR-HEMATOLOGICAL-AND-IMMUNOLOGICAL-DIAGNOSES-EXCEPT-SICKLE-CELL-CRISIS-AND-COAGULATION-DISORDERS-WITHOUT-CC-MCC

    Major Hematological and Immunological Diagnoses: Inpatient Reimbursement Overview

    811-RED-BLOOD-CELL-DISORDERS-WITH-MCC

    Red Blood Cell Disorders with MCC: Inpatient Reimbursement Overview

    812-RED-BLOOD-CELL-DISORDERS-WITHOUT-MCC

    Red Blood Cell Disorders without MCC: Inpatient Reimbursement Overview

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    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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