Penn Medicine Provider
Trauma Surgery
Gary Alan Bass, MD, MS, MBA, MRCSI, PhD, FEBS(Em Surg)
Accepting new patients
Sees patients age 18 and up
Penn Traumatology, Surgical Critical Care and Emergency Surgery Perelman
View 1 additional location
Make an appointmentCall 800-789-7366

About me

  • Assistant Program Director, Surgical Critical Care & Acute Care Surgery Fellowships
  • Medical Director, Surgical Critical Care, Pennsylvania Hospital
  • Medical Director, Emergency Surgery Service at Pennsylvania Hospital
  • Assistant Professor of Surgery at the Hospital of the University of Pennsylvania

Education and training

  • Medical School: Royal College of Surgeons
  • null
  • Residency: Baylor College of Medicine
  • null
  • Fellowship: Hospital of the University of Pennsylvania

Insurance accepted

My Locations

Learn about location

Penn Traumatology, Surgical Critical Care and Emergency Surgery University City

Learn about location

Penn Medicine hospital privileges

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
  • Penn Medicine Rittenhouse Long-Term Acute Care Hospital
Dr. Bass is a Penn Medicine physician.

Qualifications and experience

My research

Valcarcel CR, Bieler D, Bass GA, Gaarder C, Hildebrand F; ESTES Polytrauma Consensus Group. ESTES recommendations for the treatment of polytrauma-a European consensus based on the German S3 guidelines for the treatment of patients with severe/multiple injuries , Eur J Trauma Emerg Surg, 51: 2025,171

Kaplan LJ, Martinez-Casas I, Mohseni S, Cimino M, Kurihara H, Lee MJ, Bass GA; SnapSBO Collaborators. Small bowel obstruction outcomes according to compliance with the World Society of Emergency Surgery Bologna guidelines , Br J Surg, 112: 2025,znaf080

Duffy CC, Kaplan LJ, Daly Guris RJ, Wahrman A, Baker PA, O'Sullivan E, Bass GA. The Evolution of Emergency Front of Neck Access: A Historical Review , A A Pract, 19: 2025,e01946

Kemp Bohan PM, Tomita B, Duffy CC, Wallace SA, Leonard JM, Kaplan LJ, Bass GA. Intra-operative consultation: The benefits and optimization of asking for second surgical opinions , Surgeon: 2025

Spota A, Cioffi SPB, Altomare M, Kurihara H, Al-Sukhni E, Kaplan LJ, Bass GA. Surgeon attitudes toward risk stratification in emergency surgery for the elderly: an ESTES cross-sectional survey , Eur J Trauma Emerg Surg, 51: 2025,46

Itkin M, Horak J, Pascual JL, Chang CWJ, Lile D, Tomita B, Bass GA, Kovach SJ 3rd, Kaplan LJ. Disorders of Lymphatic Architecture and Flow in Critical Illness , Crit Care Med, 53: 2025,e665-e682

Dianne Haddad, Gary A Bass Decision-Making in Critical Care Rescue for Re-operative Surgery , Surgical Decision-Making: Evidence and Beyond, 1(1): 2025,69-80

Abdulkhaleq Mamalchi S, Matar M, Bass GA. Peri-operative strategy in resuscitation of unstable injured surgical patients: a primer , Postgrad Med J, 101: 2024,93-99

Haddad DN, Meredyth N, Hatchimonji J, Merulla E, Matta A, Saucier J, Sharoky CE, Bass GA, Pascual JL, Martin ND. Racial disparities in end-of-life suffering within surgical intensive care units , Trauma Surg Acute Care Open, 9: 2024,e001367

European Society of Coloproctology (ESCP) Circular Stapled Anastomosis Working Group and 2017 European Society of Coloproctology (ESCP) Collaborating Group. Anastomotic leak after manual circular stapled left-sided bowel surgery: analysis of technology-, disease-, and patient-related factors , BJS Open, 8: 2024,zrae089

View all publications