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Timothy Billiar, MD, General Surgery, Pittsburgh, PA

TimothyRBilliarMD

General Surgery Pittsburgh, PA

Trauma Surgery & Surgical Critical Care

Physician

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  • Office

    200 Lothrop St
    Ste F1281
    Pittsburgh, PA 15213
    Phone+1 412-647-1749
    Fax+1 412-647-3247

Education & Training

  • UPMC Medical Education (Pittsburgh)
    UPMC Medical Education (Pittsburgh)Residency, Surgery, 1987 - 1992
  • University of Minnesota
    University of MinnesotaResidency, Surgery, 1984 - 1987
  • M Health Fairview
    M Health FairviewInternship, Transitional Year, 1983 - 1984
  • University of Chicago Division of the Biological Sciences The Pritzker School of Medicine
    University of Chicago Division of the Biological Sciences The Pritzker School of MedicineClass of 1983
  • Doane University
    Doane UniversityB.A., Natural Sciences, Summa Cum Laude, 1975 - 1979

Certifications & Licensure

  • PA State Medical License
    PA State Medical License 1988 - 2026
  • MN State Medical License
    MN State Medical License 1986 - 1988
  • Surgery
    American Board of Surgery Surgery

Awards, Honors, & Recognition

  • Distinguished Service Award Shock Society, 2023
  • Lifetime Achievement Award Society of University Surgeons, 2023
  • Medical Student Research Mentoring Merit Award University of Pittsburgh, School of Medicine, 2021
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Publications & Presentations

PubMed

Journal Articles

  • Tranexamic Acid During Prehospital Transport in Patients at Risk for Hemorrhage After Injury  
    Francis X Guyette, Brian J Eastridge, Raminder Nirula, Gary A Vercruysse, Louis H Alarcon, Clifton W Callaway, Brian S Zuckerbraun, Matthew D Neal, Raquel M Forsythe, ..., JAMA Surgery
  • Association Between Preoperative Metformin Exposure and Postoperative Outcomes in Adults with Type 2 Diabetes  
    Katherine M Reitz, Edith Tzeng, Timothy R Billiar, Brian S Zuckerbraun, Richard L Simmons, Matthew R Rosengart, Matthew D Neal, JAMA Surgery
  • PKM2-Dependent Glycolysis Promotes NLRP3 and AIM2 Inflammasome Activation  
    Timothy Billiar, MD, Nature
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Books/Book Chapters

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Lectures

  • Making iNOS/NOS2 a therapeutic—take 2 
    Gordon Research Conference. Ventura, California - 2/15/2025
  • The Role of HMGB1 in driving hypoxia-induced inflammasome activation and mitophagy 
    Stockholm, Sweden - 1/30/2014
  • Of Men and Mice: An Iterative Strategy to Dissect the Immune Response To Trauma 
    Multiple Locations - 1/20/2014
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Authored Content

  • Association Between Preoperative Metformin Exposure and Postoperative Outcomes in Adults with Type 2 DiabetesApril 2020

Press Mentions

  • Trauma Surgeons Advocate for ‘Precision Transfusion’ Method in Pre-Hospital Care
    Trauma Surgeons Advocate for ‘Precision Transfusion’ Method in Pre-Hospital CareMarch 18th, 2025
  • Surgeons Propose 'Precision Transfusion' Approach to Pre-Hospital Care in Patients with Traumatic Brain Injury
    Surgeons Propose 'Precision Transfusion' Approach to Pre-Hospital Care in Patients with Traumatic Brain InjuryMarch 18th, 2025
  • Pitt School of Medicine Study Improves Emergency Response to Traumatic Injuries
    Pitt School of Medicine Study Improves Emergency Response to Traumatic InjuriesDecember 29th, 2021
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Grant Support

  • Training in Trauma and Sepsis ResearchUNIVERSITY OF PITTSBURGH AT PITTSBURGH1994–2029
  • Mechanisms of Immune Dysfunction after Trauma and Surgical SepsisUNIVERSITY OF PITTSBURGH AT PITTSBURGH2018–2028
  • Mechanisms of Immune Dysfunction after Trauma and Surgical SepsisUNIVERSITY OF PITTSBURGH AT PITTSBURGH2018–2028
  • Post-Traumatic Sepsis: Regulation Of LPS Binding ProteinNational Institute Of General Medical Sciences2002–2012
  • Project 1: Initiation Of Inflammation In Hemorrhagic ShockNational Institute Of General Medical Sciences2009–2011
  • Core B: Animal Models CoreNational Institute Of General Medical Sciences2009–2011
  • Core A: Administrative CoreNational Institute Of General Medical Sciences2009–2011
  • Nitric Oxide And Hepatic Function In Sepsis And TraumaNational Institute Of General Medical Sciences2003–2011
  • Molecular Biology Of Hemorrhagic ShockNational Institute Of General Medical Sciences1997–2011
  • Trauma And Injury Excellence In Education On Research (TRALNEER) ProgramFogarty International Center2006–2009
  • Initiation Of Inflammation In Hemorrhagic ShockNational Institute Of General Medical Sciences2004–2008
  • Core--Animal Model Facility/Core BNational Institute Of General Medical Sciences2004–2008
  • Molecular Biology Of Hemorrhagic SchockNational Institute Of General Medical Sciences2004–2007
  • Inos Gene Therapy To Prevent Allograft VasculopathyNational Heart, Lung, And Blood Institute2005
  • Administrative CoreNational Institute Of General Medical Sciences2004
  • Inos Regulation Of Inflammation In ShockNational Institute Of General Medical Sciences2001–2002
  • Core--Animal Model FacilityNational Institute Of General Medical Sciences2001–2002
  • Nitric Oxide And Hepatic Function In Sepsis And TraumaNational Institute Of General Medical Sciences1995–2002
  • Posttraumatic Sepsis--Regulation Of LPS Binding ProteinNational Institute Of General Medical Sciences1998–2001
  • Core--Animal Models FacilityNational Institute Of General Medical Sciences1997–1999
  • CD14 And Inflammation In Hemorrhagic ShockNational Institute Of General Medical Sciences1997–1999
  • Posttraumatic Sepsis--Regulation Of Lps-Binding ProteinNational Institute Of General Medical Sciences1994–1997
  • Nitric Oxide And Hepatic Function In Sepsis And TraumaNational Institute Of General Medical Sciences1990–1994
  • Mechanisms Of Hepatic Transplant RejectionNational Institute Of Diabetes And Digestive And Kidney Diseases1988
  • Mechanisms Of Hepatic Transplant RejectionNational Institute Of Diabetes And Digestive And Kidney Diseases1986–1987

Professional Memberships

  • Member
  • International Federation for Shock Societies
    President
  • Association of American Surgeons
    Member
  • James IV Surgical Society
    Member
  • National Academy of Medicine
    Member