Expert Team

The urgency, complexity and severity of trauma require a multidisciplinary approach to completely and effectively care for patients who have suffered a traumatic injury.

Under the leadership of Daniel R. Margulies, MD, FACS, Trauma Medical Director, the Trauma Program draws from the full range of disciplines and specialties available at Cedars-Sinai Medical Center.

A Team of Dynamic Support

The complexity of trauma requires surgical leadership. Trauma is a surgical disease and also requires a special team approach. The Trauma Program uses the knowledge and skill of a wide spectrum of specialists to provide complete care for both adult and pediatric patients.

  • Anesthesiologists
  • Cardiologists
  • Cardiac and thoracic surgeons
  • Emergency medicine physicians
  • Eye surgeons
  • Gastrointestinal surgeons and specialists
  • Gynecological surgeons and obstetricians
  • Hand surgeons
  • Infectious disease specialists
  • Internal medicine physicians
  • Laboratory and blood bank technicians
  • Mouth, face and jaw surgeons
  • Nephrologists
  • Neurosurgeons
  • Orthopaedic trauma surgeons
  • Pathologists
  • Pediatric surgeons, critical care physicians and nurses
  • Plastic surgeons
  • Psychiatrists, psychologists and social workers
  • Pulmonologists
  • Radiological technologists
  • Radiologists
  • Respiratory therapists
  • Surgical critical care physicians and nurses
  • Trauma and general surgeons
  • Trauma nurses
  • Urological surgeons
  • Urologists
  • Vascular surgeons

The team is lead by our trauma surgeons and draws from all of the disciplines that contribute to the understanding and treatment of the trauma patient. This multidisciplinary team comprises the full spectrum of diagnosis and treatment approaches that span the continuum of care from injury prevention through to rehabilitation.

The Trauma Service - Trauma Program at Cedars-Sinai Medical Center is guided by the following team of experts.

Many of the physicians who have medical staff privileges to practice medicine at
Cedars-Sinai Medical Center are independent physicians, and not employees or agents of the hospital. These independent physicians bill separately for their services. You should contact your physician to determine their status and billing practices.

Expert Team

Daniel R. Margulies, MD

Associate Director Division of General Surgery
Director Acute Care Surgery

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Eric J. Ley, MD

Director Surgical Intensive Care Unit
Director Surgical Care Fellowship Program

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Rex T. Chung, MD

Director Surigical Simulation Laboratory

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Nicolas Melo, MD


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Matthew B. Bloom, MD

Associate Director Trauma Services

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Rodrigo F. Alban, MD

Associate Director Surgical Performance Improvement
Associate Director General Surgery Residency Program

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Heidi A. Hotz, RN

Trauma Program Manager

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Mario Trizzino, CSTR

Trauma Registrar Department of Surgery

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Debbie A. Flores, RN, BSN, CSTR

Trauma Registrar and Program Specialist

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Brandy Staniszeski, RN, BSN, CPHQ

Trauma Performance Improvement Coordinator

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Denise Piastrelli, RN, BSN, CN IV

Trauma Nurse Educator
Injury-Prevention Outreach Coordinator

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