Department of Surgery

Carlos A. Floresguerra, MD

Professor
FloresGU@etsu.edu 

Medical School: Universidad del Salvador Buenos Aires, Argentina, 1976-1982.
Residency: General Surgery, ETSU Quillen College of Medicine
Fellowship: Trauma & Critical Care, ETSU Quillen College of Medicine
Board Certifications: American Board of Surgery
Clinical Skills & Interests: GI and Endocrine Surgery, Laporascopic Surgery

Luther Ward, M.D., MPH-TM

Program Director of Global Surgery
WardL@etsu.edu 

Michelson Padovany, M.D., MMsC

Program Manager
Padovany@etsu.edu 

Trevy Ramos, DO

Assistant Professor
Clerkship Director
RamosT@etsu.edu 

Medical School: West Virginia School of Osteopathic Medicine (WVSOM)
Residency: General Surgery, ETSU Quillen College of Medicine, 2012-2018
Fellowship: Abdominal Transplant Fellowship, Cedars-Sinai Comprehensive Transplant Center, Cedars-Sinai Medical Center, Los Angeles, CA, 2018-2020
Board Certification: American Board of Surgery
Clinical Skills and Interests: Adrenalectomy, Bile duct Resection and Reconstruction, Cholecystectomy, Distal Pancreatectomy, Liver Resection (non-anatomic, segmental, lobectomy), Liver Tumor Ablation, Whipple (Pancreaticduodentectomy)

Natalie Scott, MD, FACS

Assistant Professor
ScottN3@etsu.edu

Medical Degree: ETSU, Quillen College of Medicine, 1999-2003
Residency: ETSU, Quillen College of Medicine, 2004-2008
Board Certification: American Board of Surgery, 2008
Clinical Skills & Interests:  Oncologic breast surgery including lumpectomy, sentinel lymph node biopsy, reverse axillary mapping, mastectomy and chemotherapy port placement. In addition to breast cancer treatment, Dr. Scott offers evaluation and treatment of benign breast conditions.

Jennifer Whittington, MD, Ph.D., FACS, FSSO

Associate Professor
WhittingtoJM@etsu.edu

Medical Degree: ETSU Quillen College of Medicine
Residency: University of Kentucky, Department of General Surgery, Lexington, Kentucky.
Fellowship: T32 grant recipient, Surgical Oncology Research Fellowship, Markey Cancer Center, University of Kentucky. Surgical Critical Care, Icahn School of Medicine at Mount Sinai/Elmhurst Hospital Center
Board Certification: Certified by American Board of Surgery
Clinical Interests: GI/HPB, skin and soft tissue. Pancreas, rectum, colon, stomach, liver, small bowel, esophagus, melanoma and sarcoma. Dr. Whittington does robotic surgery and also do heat intraperitoneal chemotherapy (HIPEC) and hepatic artery infusion (HAI) for people with certain stage IV cancers. HIPEC- appendix, colon, ovarian. HAI- colon cancer metastatic to the liver and bile duct cancers.

Brandon Green, DO

Assistant Program Director
Pediatric Orthopaedics
GreenBM1@etsu.edu 

Robert M. Harris, MD

Program Director
Orthopaedic Trauma
HarrisRM3@etsu.edu 

Brent Aebi, MD

Assistant Professor
AebiE@mail.etsu.edu

Medical Degree: Wright State University Boonshoft School of Medicine, Dayton, OH, 2015-2016
Residency: Indiana University School of Medicine, Indianapolis, IN, 2016-2019 
Kettering Health Network, Ohio, 2015-2016
Board Certifications: American Board of Ophthalmology, 2020
Clinical Skills & Interests: Cataract Surgery, Comprehensive Ophthalmology, Medical Student and Resident Education, Ocuplastic Surgery, Pediatric Eye Care.

Brad Feltis, MD, PhD, FACS

Professor & Chairman
FeltisB@etsu.edu 

Medical Degree:  University of Minnesota School of Medicine, Minneapolis, MN, 1991-1995.
PhD Degree:  Surgical Sciences, University of Minnesota, Department of Surgery, Minneapolis, MN, 1998-2002.
Residency: University of Minnesota Hospital and Clinics, Minneapolis, MN, 1995-2003.
Fellowship(s): University of Minnesota Hospital, 1998-2001; Children's Hospital and Regional Medical Center, University of Washington, Seattle, WA, 2003-2005; Catholic University of Leuven, Belgium, 2008; University of California, San Francisco, 2012.
Board Certification: American Board of Surgery
Clinical Skills & Interests:  Pediatric Surgery, Fetal Diagnosis and Therapy, Correction Newborn Anomalies, Populated Health Studies

Michael Allshouse, DO, FACS

Professor
Allshouse@etsu.edu

DO Degree: Philadelphia College of Osteopathic Medicine, 1978-1982
Residency: US Naval Hospital, Oakland, CA, 1982-1988
Fellowship: Children's National Medical Center, Washington, DC, 1991-1992
Board Certifications: American Board of Surgery
Clinical Skills & Interests:  Pediatric Trauma and injury Prevention; Pediatric Colorectal Surgery and Bowel Management; Neonatal Surgery; Pediatric Thyroid Surgery; Pediatric Surgical Oncology; Down Syndrome Medical Interests Group & Surgical Education.

Alexis Bowder, MD, MPH

Assistant Professor
Bowder@etsu.edu

Lesli Taylor, MD, FACS

Professor
TaylorLA@etsu.edu 

Medical Degree: Johns Hopkins School of Medicine, Baltimore, MD, 1977-1981
Residency:  Beth Israel Hospital, Boston , Massachusetts, 1981-1984, Beth Israel Hospital, Boston, Massachusetts, 1986-1987 
Fellowship(s): Massachusetts General Hospital, Boston, Massachusetts, 1984-1986 Children's Hospital of Philadelphia, Philadelphia, Penn., 1988-1990 
Board Certification: American Board of Surgery 
Clinical Skills & Interests: Pediatric Surgery

Dr. Corey Iqbal, MD

Division Head - Pediatric Surgery 
Assistant Professor
IqbalC@etsu.edu 

Andrew Trecartin, MD

Associate Professor
Trecartin@etsu.edu 

Medical Degree: Loma Linda University School of Medicine, Loma Linda, CA
Residency: Guthrie/Robert Packer Hospital, Sayre, PA, 2011-2014, 2016-2018
Fellowship(s): Children's Hospital Los Angeles, Research Fellowship, Los Angeles, CA, 2014-2016,
Children's Hospital Colorado, Pena Pediatric Colorectal Surgery Fellowship, 2018-2019, Children's Hospital Colorado, Aurora, CO, ACGME Accredited Pediatric Surgery Fellowship, 2022-2024.
Board Certifications: American Board of Surgery
Clinical Skills & Interests: Pediatric Colorectal Surgery, Tissue Engineering.

Daniel Haynes, MD, FACS

Professor
HaynesD@etsu.edu 

Medical Degree: Tulane University School of Medicine
Residency: Charity Hospital of Louisiana at New Orleans, Tulane University, & Medical College of Virginia Hospitals
Fellowship: Shadyside Hospital, Pittsburgh, PA
Board Certification: Certified by the American Board of Plastic Surgery
Clinical Interests: Breast Reconstruction and Augmentation Surgery

John Hershman, MD

Assistant Professor
HershmanN@etsu.edu 

Brian Le, MD

Assistant Professor
LeB002@etsu.edu

Medical Degree: Virginia Commenwealth University School of Medicine, 2005-2009
Residency: Virginia Commenwealth University Health System, Richmond, VA, 2009-2011, 2012-2016
Fellowships: Burn Surgery, Virginia Commenwealth University Health System, 2011-2012, Hand Surgery, New York University, 2016-2017
Board Certification: Certified by the American Board of Plastic Surgery
Clinical Interests: Reconstructive Surgery, Hand Surgery, Pediatric and Congenital Hand Surgery, Micro Surgery, Burn Surgery & Body Contouring.

Jeremy Powers, MD

Assistant Professor
PowersJM1@etsu.edu 

Medical Degree: Virginia Commonwealth University School of Medicine, 2010 - 2014
Residency: Integrated Plastic & Reconstructive Surgery Residency Program, Virginia Commonwealth University Health, 2014 - 2020
Fellowship: Microvascular and Craniofacial Surgery
Board Certification: American Board of Plastic Surgery
Clinical Skills & Interests: Plastic Surgery, Microvascular Surgery, Cleft & Craniofacial Surgery, Pediatric Plastic Surgery, Facial Trauma, Surgical Education, Quality and Safety, Global Surgery

Harold J. Webb, MD, FACS

Associate Professor
WebbHJ1@etsu.edu 

Medical Degree: Medical College of Wisconsin, Milwaukee, WI, 1982-1985
Residency: USAF Medical Center Keesler, Biloxi MS, 1985-1988
Fellowship: USAF Medical Center, Wilford Hall, San Antonio, TX (Klienert Kutz Hand/Micro Fellowship, Louisville, KY, 1992-1995)
Board Certification: American Board of Plastic Surgery
Clinical Interests: "Comprehensive" Plastic Surgery, Primarily Performing Wound Care, Facial Trauma Management, Lower Extremity Soft Tissue Reconstruction

David L. Williams, PhD

Professor
WilliamD@etsu.edu 

Chuanfu Li, PhD

Professor
Li@etsu.edu 

Tammy Ozment, DVM, PhD

Associate Professor
OzmentSK@etsu.edu 

Mark Kleinman, MD

Professor
Kleinman@etsu.edu

Zuchao Ma, PhD

Associate Research Professor
Maz001@etsu.edu 

Kun Yang, MD, PhD

Assistant Professor
YangK1@etsu.edu 

J. Bracken Burns, Jr., DO, FACS

Director & Professor
BurnsJB@etsu.edu

Medical School: Lake Erie College of Osteopathic Medicine (Erie, PA)
Residency: Internship and Residency. General Surgery. Doctors Hospital / Ohio
Fellowship: University College of Osteopathic Medicine. Columbus OH
Board Certifications:
General Surgery and Surgical Critical Care, American Osteopathic Board of Surgery
Areas of Special Interest:
Trauma Care, Surgical Critical Care, Pre-hospital Care, Resident Education, Medical Student Education

Sheree Bray, MD, FACS

Assistant Professor
braysa@etsu.edu 

Medical Degree: Eastern Virginia Medical School, Norfolk, VA
Residency: General Surgery Resident, York Hospital, York, PA
Fellowship: Surgical Critical Care Fellow / Eastern Virginia Medical School, Norfolk, VA
Board Certification:
American Board of Surgery
Clinical Skill & Interests: Trauma, Surgical Critical Care

Diane Cobble, MD, FACS

Professor
CobbleD@etsu.edu 

Medical School: ETSU Quillen College of Medicine
Residency: ETSU General Surgery
Board Certifications:
American Board of Surgery
Areas of Special Interest:
ATLS, Resident Education, Trauma

Kalli L. Devecki, DO

Associate Program Director
Assistant Professor
DeveckI@etsu.edu

Medical School: Edward Via College of Osteopathic Medicine
Residency: University of Florida - Jacksonville
Fellowship: Oregon Health and Science University
Board Certifications:
General Surgery and Surgical Critical Care
Areas of Special Interest:
Trauma, Emergency General Surgery, Surgical Critical Care, Surgical Education, Trauma Systems

Ryan Landis, MD

Assistant Professor
LandisR@etsu.edu

Medical School: St. George's University, Grenada, WI, 2009-2013
Residency: General Surgery, Marshall University, Hunnington, WV, 2013-2018
Fellowship: Surgical Critical Care & Acute Care Surgery, Yale University
Board Certifications: American Board of Surgery, 2019
Areas of Special Interest: Trauma, Critical Care

Christy Lawson, MD, FACS

Associate Professor & Resident Program Director
lawsoncm2@etsu.edu 

Medical School: Medical College of Georgia, Augusta, GA
Residency: University of Tennessee, Knoxville - General Surgery
Fellowship: University of Tennessee, Knoxville - Surgical Critical Care/Trauma
Board Certifications: General Surgery and Surgical Critical Care
Areas of Special Interest: Surgical Education, Surgical Metabolism, Nutrition Trauma Outcomes

Keelin Roche, MD, FACS

Assistant Professor
rochek@etsu.edu

Medical School: Tufts University School of Medicine
Residency: Mount Sinai in New York, NY. General Surgery
Fellowship: Vanderbilt University in Nashville, TN. Surgical Critical Care and Acute Care Surgery
Board Certifications: General Surgery and Surgical Critical Care
Areas of Special Interest: Biomedical Ethics, Global Surgery, Trauma System Development, Surgical Education and Palliative Care

Lou Smith, MD, FACS

Professor
SmithLM9@etsu.edu 

John Benjamin Yarger, MD, FACS

Assistant Professor
Yarger@etsu.edu

Medical School: The University of Toledo College of Medicine, 2005-2009
Residency: Danbury Hospital, CT, 2009-2015
Fellowship: Surgical Critical Care Fellowship, University of Missouri, Columbia, MO
Board Certifications: American Board of Surgery
Areas of Special Interest: Trauma, Critical Care

Daniel S. Rush, MD, FACS

Professor & Director
Rush@etsu.edu

Medical Degree: University of Kentucky School of Medicine, 1972-1976
Residency: University of Kentucky Medical Center, Lexington, KY, 1977-1981 

Board Certification: American Board of Surgery
Clinical Skills & Interests: Atherosclerosis, Vascular Surgery, Carotid Artery Disease.