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    v1.0.30
    OpenPayerBilling CodesBurnsDRG 933-extensive-burns-or-full-thickness-burns-with-mv-96-hours-without-skin-graft
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    Extensive Burns or Full Thickness Burns with MV >96 Hours without Skin Graft: Inpatient Reimbursement Overview

    DRG 933 addresses inpatient admissions for extensive burns or full thickness burns with mechanical ventilation exceeding 96 hours without a skin graft. This Diagnosis-Related Group is significant for reimbursement because prolonged ventilation and severe burn severity increase resource use and influence Medicare payment classification.

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    DRG 933 Overview

    DRG 933 covers patients with extensive or full thickness burns who require mechanical ventilation for more than 96 hours and do not receive a skin graft. This category captures high-acuity inpatient stays characterized by prolonged respiratory support and complex critical care needs. It matters for Medicare payment because resource intensity, ICU utilization, and prolonged ventilation drive higher reimbursement under the Diagnosis-Related Group payment framework. Accurate coding of burn depth, ventilator duration, and absence of skin graft procedures determines assignment to this Diagnosis-Related Group.

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    Clinical Trials

    • Acute resuscitation and ventilator management interventions: randomized or pragmatic trials examining optimal fluid resuscitation strategies, timing and protocols for mechanical ventilation weaning, or adjuncts to reduce ventilator-associated complications in adult patients with extensive or full-thickness burns requiring more than 96 hours of mechanical ventilation. These studies enroll patients during the initial ICU phase post-burn and address questions such as goal-directed fluid therapy, lung-protective ventilation strategies specifically tailored to burn physiology, and protocols to prevent ARDS and sepsis. Results inform clinical pathways that can shorten ICU length of stay, reduce complications, and directly impact resource utilization and reimbursement for high-cost, prolonged ventilator runs.
    • Comparative effectiveness and surgical timing studies for grafting and wound coverage: observational cohorts or randomized trials comparing delayed versus early excision and grafting strategies, alternative biologic dressings, or timing of definitive skin coverage in patients with extensive burns who initially do not receive a graft during the prolonged ventilator course. These studies focus on patients with large surface-area full-thickness burns who are hemodynamically stabilized but remain ventilator-dependent, evaluating wound healing rates, infection, need for subsequent procedures, and functional outcomes. Findings guide decisions about operative timing and choice of coverage that affect readmission risk, need for additional surgeries, and overall inpatient costs relevant to payers and DRG reimbursement.
    • Post-ICU recovery, rehabilitation, and long-term outcomes research: longitudinal cohort studies or interventional trials assessing inpatient-to-outpatient transition models, intensive inpatient rehabilitation start times, pain and contracture prevention protocols, and measures of quality of life, return to work, and healthcare utilization after discharge in survivors of extensive burns with prolonged mechanical ventilation. These studies enroll patients during hospitalization and follow them months to years to quantify functional recovery, mental health outcomes, and downstream use of services such as home health or readmissions. Evidence helps providers and payers plan post-acute care bundles, prioritize rehabilitation resources, and predict long-term cost trajectories associated with this high-acuity DRG.

    Related Codes

    927-EXTENSIVE-BURNS-OR-FULL-THICKNESS-BURNS-WITH-MV-96-HOURS-WITH-SKIN-GRAFT

    Extensive Burns or Full Thickness Burns with MV >96 Hours with Skin Graft: Inpatient Reimbursement Overview

    928-FULL-THICKNESS-BURN-WITH-SKIN-GRAFT-OR-INHALATION-INJURY-WITH-CC-MCC

    DRG 928: Inpatient Reimbursement Overview

    929-FULL-THICKNESS-BURN-WITH-SKIN-GRAFT-OR-INHALATION-INJURY-WITHOUT-CC-MCC

    Full Thickness Burn with Skin Graft or Inhalation Injury without CC/MCC: Inpatient Reimbursement Overview

    934-FULL-THICKNESS-BURN-WITHOUT-SKIN-GRAFT-OR-INHALATION-INJURY

    Full Thickness Burn without Skin Graft or Inhalation Injury: Inpatient Reimbursement Overview

    935-NON-EXTENSIVE-BURNS

    Non-Extensive Burns: Inpatient Reimbursement Overview

    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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