Meet Our Faculty

Internal Medicine Residency Faculty Members

The faculty of the Internal Medicine Residency Program at Methodist Health System provides supervision, support, and guidance to medical residents.

Leigh Hunter, MD, FACP

Leigh Hunter, MD, FACP
Program Director, Methodist Internal Medicine Residency Program
Medical school: Louisiana State University School of Medicine, Shreveport, Louisiana
Residency: Methodist Health System, Dallas, Texas
Fellowship: Infectious Diseases, Methodist Heath System, Dallas, Texas

Michael A. Sheffield, MD
Associate Program Director, Methodist Internal Medicine Residency Program
Medical school: University of Alabama School of Medicine, Birmingham, Alabama
Residency: University of Alabama School of Medicine, Birmingham, Alabama

Bradley R. Pirtle, DO
Associate Program Director, Methodist Internal Medicine Residency Program
Medical school: Nova Southeastern Univ. of Medicine, North Miami Beach, Florida
Residency: Methodist Health System, Dallas, Texas

Isitri Modak, MD
Associate Program Director, Methodist Internal Medicine Residency Program
Chair, Clinical Competency Committee
Medical school: University of Texas Health Science Center at Houston
Residency: University of Texas Health Science Center at Houston

Additional Full-Time Faculty

Kathryn Brown, MD
Medical school: University of Texas Southwestern Medical School, Dallas, TX
Residency: St. Paul Medical Center Dallas, TX

Les Cler, MD
Medical school: University of Texas Southwestern Medical School, Dallas, Texas
Residency: University of Texas Southwestern Medical Center/Parkland Hospital, Dallas, TX

Valentine Ebuh, MD
Medical school: Faculty of Medicine and Biomedical Sciences, University of Yaounde, Cameroon
Residency: Salem Hospital, Salem, MA

Preetivi Ellis, MD 
Medical school: Kasturba Medical College, Manipal, India 
Residency: Morehouse School of Medicine, Atlanta, GA

Anuj Goel, MD
Medical school: University of Texas Southwestern Medical School, Dallas, TX
Residency: University of Texas Southwestern Medical Center/Parkland Hospital, Dallas, TX

Stephen L. Hines, MD, FACP
Medical school: Vanderbilt University School of Medicine, Nashville, TN
Residency: Vanderbilt Medical Center, Nashville, TN
Centers for Disease Control, EIS Program

Lauren Hoffman, MD 
Medical school: University of Texas Medical School at Houston, Houston, TX 
Residency: Ohio State University Wexner Medical Center, Columbus, OH

Susan Huynh, DO
Medical school: University of North Texas Health Science Center, Fort Worth, TX
Residency: Methodist Health System, Dallas, TX

Mark A. Lyons, Jr., MD
Medical school: Meharry Medical College, Nashville, TN
Residency: Methodist Health System, Dallas, TX

Hetendra Makanbhai, MD
Medical school: University of the West Indies, Trinidad, West Indies
Residency: Cook County Hospital, Chicago, IL
Anesthesia Residency: University of Texas Southwestern Medical Center/Parkland Hospital, Dallas, TX

April Morales, DO
Medical school: University of North Texas Health Sciences Center, Ft. Worth, TX
Residency: Methodist Health System, Dallas, TX

Raymond Munoz, MD
Medical school: University of Texas Medical Branch, Galveston, TX
Residency: Methodist Health System, Dallas, TX

Tara Norris, MD
Medical school: University of Kansas Medical School, Kansas City, KS
Residency: Lahey Clinic, Burlington, MA

Hayden Novak, MD
Medical School: University of Oklahoma College of Medicine, Oklahoma City, OK
Residency: Methodist Health System, Dallas, TX

K.C. Raney, MD
Medical school: University of Texas at Houston, Houston, TX
Residency: Methodist Health System, Dallas, TX

Lindsey Stockton, MD 
Medical School: Texas A&M College of Medicine, Temple, TX 
Residency: Texas A&M College of Medicine, Temple, TX

Miguel Villamil, MD
Medical school: Medical Doctor and Surgeon, Pontificia Universidad Javeriana, Bogota, Colombia
Residency: University of Oklahoma, Tulsa, OK

Additional Internal Medicine/Subspecialty Faculty

Allergy & Immunology

  • Howard Crisp, MD

Internal Medicine

  • Ahmed Alobaidi, MD
  • Howard Anderson, MD
  • Gene Bigham, MD
  • Shelly Chang, MD
  • Jerry Davis, MD
  • Ahmed Elfar, MD
  • William Howard, MD
  • Kim Johnson, DO
  • Asma Khatoon, MD
  • Anup Kumar, DO
  • Muhammad Panezai, MD
  • Jerod Patchin, DO
  • Michael Poku, MD
  • Salman Raheem, DO
  • Anas Saleh, MD
  • Fay Simon, MD
  • Darrell Thigpen, MD

Cardiology

  • Imran Afridi, MD
  • Robert Edmonson, MD
  • Gurav Gupta, MD
  • Amit Guttigoli, MD
  • Steve Haley, MD
  • Mark Jenkins, MD
  • David Levine, MD
  • Edwin Olson, MD
  • Mark Thompson, MD
  • Jay Wright, DO

Dermatology

  • Bill Way, DO
  • Daniel Witheiler, MD

Emergency Medicine

  • Brad Sellers, DO
  • Robert Simonson, DO

Endocrinology

  • Steve Fordan, MD

Gastroenterology

  • Prashant Kedia, MD
  • Jeffrey Linder, MD
  • Armond Schwartz, MD
  • Paul Tarnasky, MD

Geriatrics

  • Preetivi Ellis, MD
  • Bassem Elsawy, MD

Gynecology

  • Dale Stovall, MD

Hematology-Oncology

  • Ashwani Agarwal, MD
  • Mammo Amare, MD
  • Cheryl Harth, MD
  • Lakshmi Priya Kannan, MD
  • Atisha Manhas, MD
  • Vasu Moparty, MD
  • Inna Shmerlin, MD
  • Dilipsinh Solanki, MD

Hepatology

  • Maisha Barnes, MD
  • Adil Habib, MD
  • Parvez Mantry, MD
  • Hector Nazario, MD
  • Mangesh Pagadala, MD
  • Jeffrey Weinstein, MD

Infectious Diseases

  • Sohail Ahmed, MD
  • Ed Dominguez, MD
  • Leigh Hunter, MD
  • Steve Klemow, MD

Nephrology

  • Jose (Tony) Castillo-Lugo, MD
  • Renuka Chowdhury, MD
  • Roberto Collazo-Maldonado, MD
  • Kosunarty Fa, MD
  • Arti Gupta, MD
  • Salmon Khan, MD
  • Freda Levy, MD
  • David Nesser, MD
  • Carlos Pancorvo, MD
  • Sreevalli Pariti, MD
  • Ravina Patel, DO
  • Paul Skluzacek, MD
  • Anupkumar Shetty, MD
  • Ruben Velez, MD

Neurology

  • Gregg Shalan, MD

Ophthalmology

  • Sylvia Hargrave, MD

Otolaryngology

  • Marty Corsten, MD
  • Rajiv Pandit, MD

Orthopedic Surgery

  • David Heck, MD

Psychiatry

  • Daniel Pearson, MD

Pulmonology/Critical Care

  • Raghu Krishnamurthy, MD
  • Amit Mann, MD
  • Shibu Thomas, MD
  • Tung Tran, MD
  • Scott Wood, MD

Rheumatology

  • Marcia Genta, MD

Urology

  • Sujeet Acharya, MD

Wound Care

  • Maryam Raza, MD