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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Extensive Burns or Full Thickness Burns with MV >96 Hours without Skin Graft: Inpatient Reimbursement Overview

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DRG 933 Overview

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.

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.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.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.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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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.

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.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.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.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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Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

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Extensive Burns or Full Thickness Burns with MV >96 Hours without Skin Graft: Inpatient Reimbursement Overview

Sign up for drg 933 policy alerts

DRG 933 Overview

OpenPayer

Extensive Burns or Full Thickness Burns with MV >96 Hours without Skin Graft: Inpatient Reimbursement Overview

Sign up for drg 933 policy alerts

DRG 933 Overview

Clinical Trials

Related Codes

References

Clinical Trials

Related Codes

References