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Ertan Digestive Disease Center Physicians

Atilla Ertan, M.D., FACP, MACG, AGAF
Medical Director, Ertan Digestive Disease Center, Gastroenterology Center of Excellence, Memorial Hermann-Texas Medical Center
Professor, Department of Internal Medicine, Division of Gastroenterology, Hepatology and Nutrition, The University of Texas Health Science Center at Houston (UTHealth) Medical School

Medical School: University of Ankara Medical School, Ankara, Turkey
Residency: University of Ankara Medical School, Ankara, Turkey
Fellowship: Hospital of the University of Pennsylvania, Philadelphia, PA


Larry Scott, M.D.
Professor, Division of Gastroenterology, Hepatology and Nutrition, UTHealth Medical School

Medical School: Vanderbilt University, Nashville, Tennessee Internal Medicine
Residency: Vanderbilt University, Nashville, Tennessee
Fellowship: University of Iowa


Andrew W. DuPont, M.D., M.S.P.H.
Associate Professor, Director of Clinical Investigation in Gastroenterology, Director of the Inflammatory Bowel Disease Program, UTHealth Medical School and Ertan Digestive Disease Center

Medical School: UTHealth Medical School, Houston, Texas
Internal Medicine Residency: University of Alabama in Birmingham
Fellowship: University of Alabama in Birmingham


Sushovan Guha, M.D., Ph.D.
Associate Professor, Division of Gastroenterology, Hepatology and Nutrition, UTHealth Medical School. Director of Gastroenterology and Hepatology Outcomes Program at Ertan Digestive Disease Center.

Medical School: JIPMER, University of Madras, India
Residency: Albert Einstein College of Medicine Affiliated Hospitals, Bronx, New York
Fellowship: University of California, Los Angeles, CA


Matthew Spinn, M.D.
Assistant Professor of Medicine, UTHealth Medical School; Director of Advanced Therapeutic Endoscopy at Ertan Digestive Disease Center

Medical School: UTHealth Medical School, Houston, Texas
Internal Medicine Residency: UTHealth Medical School, Houston, Texas
Fellowship: UTHealth Medical School, Houston, Texas
Advanced Interventional Endoscopy (EUS) Fellowship: University of Texas Southwestern Medical Center, Dallas, Texas; V.A. North Texas Healthcare System, Dallas, Texas


Hani Abdallah Zamil, M.D.
Assistant Professor, Division of Gastroenterology, Hepatology and Nutrition, UTHealth Medical School; Director of Gastrointestinal Motility and Physiology Program at Ertan Digestive Disease Center

Medical School: University of Jordan, Amman, Jordan
Residency: Brown Medical School, Providence, Rhode Island
Fellowship: Harvard Medical School, Boston, Massachusetts

Liver Transplant

J. Steve Bynon, Jr., M.D., F.A.C.S.
Chief of Abdominal Transplant, Memorial Hermann-TMC
Director and Professor of Immunology & Organ Transplant, UTHealth Medical School

Medical School: The University of Tennessee School of Medicine
Residency: The University of Alabama at Birmingham School of Medicine, The University of Alabama Hospital
Fellowship: The University of Nebraska College of Medicine, The University of Nebraska Medical Center 


Wasim Dar, M.D., Ph.D.
Assistant Professor, Department of Surgery, UTHealth Medical School

Medical School: Case Western Reserve University School of Medicine
Residency: University of Wisconsin Hospitals and Clinics
Fellowship: Emory University Hospitals


Mark J. Hobeika, M.D.
Assistant Professor, Department of Surgery, UTHealth Medical School

Medical School: Virginia Commonwealth University / Medical College of Virginia School of Medicine
Residency: New York University School of Medicine
Fellowship: University of California, San Francisco

Hepatology

Michael Fallon, M.D.
Chief of Service, Gastroenterology and Hepatology, Memorial Hermann-TMC, Director and Professor, Division of Gastroenterology, Hepatology and Nutrition, UTHealth Medical School

Medical School: University of Virginia School of Medicine
Residency: Yale-New Haven Hospital
Fellowship: Yale University School of Medicine 


Victor Machicao, M.D.
Medical Director, Texas Liver Center, Memorial Hermann-TMC, Associate Professor, Department of Internal Medicine, Division of Gastroenterology, Hepatology and Nutrition, UTHealth Medical School

Medical School: Universidad Peruana Cayetano Heredia School of Medicine, Lima, Peru
Residency: Cleveland Clinic Foundation
Fellowship: Mayo Clinic 


Jen-Jung Pan, M.D., Ph.D.
Assistant Professor, Department of Internal Medicine, Division of Gastroenterology, Hepatology and Nutrition, UTHealth Medical School

Medical School: National Yang Ming University, Taipei, Taiwan
Residency: State University of New York at Buffalo


Dr. Kevin DasherKevin Dasher, M.D.

Medical School:
University of Texas Medical School at Houston
Residency: University of Wisconsin Hospital and Clinics, Madison, WI
Fellowship: Johns Hopkins, Baltimore, MD; Baylor University Medical Center, Dallas, TX

  

Gastrointestinal and Liver Pathology

YounesMamoun Younes, M.D.
Professor, Department of Pathology and Laboratory Medicine, UTHealth Medical School; Director of Gastrointestinal and Liver Pathology Service, at Ertan Digestive Disease Center

Medical School: Aleppo University Faculty of Medicine, Syria
Residency: Yale University, New Haven, Connecticut
Fellowship: Baylor College of Medicine, Houston

Gastrointestinal Radiology

Dr. Larry KramerLarry Kramer, M.D.
Chief of Body Magnetic Imaging and Director of the Body Cross-sectional Imaging and Magnetic Resonance Imaging Fellowship programs, UTHealth Medical School

Medical School: University of Illinois School of Medicine in Chicago, IL
Residency: University of Illinois Hospital
Fellowship: University of Illinois Hospital

Gastrointestinal Surgeons

Dr. Erik WilsonErik B. Wilson, M.D.
Professor of Surgery, Medical Director of Surgical Training, UTHealth Medical School

Medical School: University of Texas Medical School at Houston
Residency: Baylor College of Medicine
Fellowship: University of Texas Medical School at Houston


Dr. Todd WilsonTodd Wilson, M.D.
Assistant Professor of Surgery, Medical Director of Surgical Training, UTHealth Medical School

Medical School: University of Texas Medical School at Houston
Residency: University of Texas Medical School at Houston
Fellowship: University of Texas Medical School at Houston


Dr. Eric HaasEric Haas, M.D.
Assistant Professor, Division of Elective General Surgery, UTHealth Medical School
Program Director, Minimally Invasive Colon and Rectal Surgery Fellowship, UTHealth Medical School 

Medical School: University of Texas Medical School at Houston
Residency: St. Joseph Medical Center, Houston
Fellowship: University of Texas Medical School and Affiliated Hospitals, Houston


Dr. Bartley PickronBartley Pickron, M.D.
Assistant Program Director, Minimally Invasive Colon and Rectal Surgery Fellowship, UTHealth Medical School

Medical School: University of South Alabama College of Medicine, Mobile, AL
Residency: Atlanta Medical Center, Atlanta, GA
Fellowship: University of Southern California, Los Angeles, CA

Gastrointestinal Anesthesiologist

Nishan AsharyNishan Ashary, M.D.
Assistant Professor, Director of outside locations Department of Anesthesiology
 
Medical School: Dow Medical College, Dow university Karachi, Pakistan
Residency in Anesthesiology: Texas Tech University Health Sciences Center, Lubbock, Texas.
Fellowships: Cardiovascular Anesthesiology, Texas Heart Institute, Houston, Texas. Critical Care Fellowship, University of Texas Houston.