Meet our Residents!
► Alumni
2024
- Horeb Cano, Transplant, University of Indiana
- Jose Lopez-Vera, Private Practice, Atlanta Georgia
- Peter Yu, Private Practice, Houston, Texas
2025
- Ashtynn Barrientes, Breast Surgical Oncology, University of Kansas
- Rainna Coelho, Complex Surgical Oncology, St. Johns Cancer Institute
- Keyon Mohebzad, Head and Neck Oncology, University of Torono
2026
- Connor Hogan, MIS, Our Lady of the Lake, Batan Rouge, La
- Shinyeong Jeong, Private Practice, Dallas, Texas
- Ali Siddiqui, Vascular Surgery, University of Nebraska
- Andrew Youssef, Private Practice, Lucedale Mississipi
► PGY-5

Saira Ahmed, MD
- Med School: Chicago Medical School at Rosalind Franklin University of Medicine & Science
- Fellowship: Endocrine surgery at Johns Hopkins
- Fun facts/Hobbies: Baking, Art – Painting and Ceramic, Watching Anime, TV Shows, and Movies and Spending Time with Family and Friends

Natalia Cavagnaro-Barba, DO
- Hometown: Guadalajara, Mexico
- Undergrad: University of Texas at Austin
- Med School: Texas College of Osteopathic Medicine, 2021
- Fun facts/Hobbies: Whittling, traveling, cooking/eating

Kayla Nguyen, MD
- Hometown: Houma, LA & Keller, TX
- Med School: University of Texas Medical Branch School of Medicine
- Fun facts/Hobbies: Rock Climbing and Board games

Vishal Patel, DO
- Med School: University of North Texas Health Science Center at Fort Worth Texas College of Osteopathic Medicine
- Hobbies: Cooking, painting and home improvement

Shreena Patidar, MD
- Hometown: Frisco, TX
- Med School: Texas A&M Health Science Center College of Medicine
- Hobbies: Traveling and global health, learning languages, attending music concerts, gardening, playing basketball

Duyen Quach, MD
- Hometown: Ho Chi Minh City, Vietnam & Philedelphia, PA
- Med School: Oakland University William Beaumont School of Medicine
- Fun facts/Hobbies: Tennis, Badminton, Ping-Pong, Painting Cooking, Piano, Learning languages, Hiking & Camping
► PGY-4

Joseph Daodu, MD
- Med School: The Brody School of Medicine at East Carolina University
- Fun facts/Hobbies: Auto and Motorcycle Repairs, Basketball, Weight Lifting, Hiking, Hip-hop Music, Mentoring

Jean-Pierre Kochkarian, MD
- Hometown: Beirut, Lebanon
- Undergrad: University of Houston Main Campus, graduated 2019
- Medical School: University of Texas Medical Branch (UTMB), John Sealy School of Medicine at Galveston, graduated 2023
- Hobbies: Playing the piano, music, cars, cooking, baking, traveling.
- Fun facts: First name is French, last name is Armenian, but I’m Lebanese. I was a black belt in Taekwondo in my teenage years

David Ortiz, MD
- Med School: Spencer Fox Eccles School Of Medicine At The University Of Utah
- Fun facts/Hobbies: Mystery and Horror Movies, Soccer, Guitar, Running, Traveling, Teaching Sunday School

Rachel Wright, MD
- Med School: Creighton University School of Medicine
- Fun facts/Hobbies: Rock Climbing, Watercolor Painting, Hiking, Running, Spanish Language, Robotic Surgery
► PGY-3

Shehroze Akhter, MD
- Med School: University of Tennessee Health Science Center College of Medicine
- Fun facts/Hobbies: Pickleball, Speed Cubing (Rubik’s Cube record is 27 seconds)

Christine Castillo, DO
- Med School: Touro University Nevada College of Osteopathic Medicine
- Fun facts/Hobbies: inkering, DIY Projects, Upcycling

Lorenz Estrella, MD
- Med School: Texas A&M Health Science Center College of Medicine
- Fun facts/Hobbies: Video Games, Knitting, Cooking, Working Out

Rachael Wong, MD
- Med School: Texas A&M Health Science Center College of Medicine
- Fun facts/Hobbies: Hiking, Trying new foods, Volunteering at a camp for kids affected by parents with cancer
► PGY-2

Clarisa Serna, MD

Jessica Horner, MD

Elizabeth Niehoff, MD
- Med School: Creighton University School of Medicine

Niosha Price, MD
- Hometown: Plaquemine, LA
- Medical School: Ross University School of Medicine
- Fun Facts/Hobbies: I’m a captain in the US Army./ I enjoy spending time with my family and trying new restaurants.

Anila Punjwani, MD
- Hometown: Sugar Land, Texas
- Undergrad: Texas A&M University
- Med School: Saint James School of Medicine
- Fun facts/Hobbies: Cooking foods from around the world, reading, volunteering, and brunching

Aneeq Qazi, MD
- Hometown: Islamabad, Pakistan
- Medical School: Federal Medical & Dental College
- Fun Facts/Hobbies: Football, Hiking, Video games

Carolina Vazquez, MD
- Hometown: Roseville, CA
- Undergrad: UC San Diego
- Medical School: Howard University College of Medicine
- Fun Facts/Hobbies: I played competitive soccer for 10+ years; currently, I enjoy distance trail running, baking various Paul Hollywood dessert recipes, and fostering rescue cats.
► PGY-1

Jerome Arceneaux,
MD, PhD
- Hometown: Houston, TX
- Undergrad: University of Alabama at Birmingham
- Medical School: Meharry Medical College
- Fun Facts/Hobbies: I really love trying new restaurants, especially if I can enjoy a culinary experience! I like listening to music and reading. Cycling and yoga are my ways to decompress…when I am not watching one of my many TV shows.

Kush Brahmbhatt,
MD, MPH

Claire Falzarano, MD
- Hometown: Roseville, CA
- Undergrad: UC San Diego
- Medical School: Howard University College of Medicine
- Fun Facts/Hobbies: I played competitive soccer for 10+ years. Currently, I enjoy distance trail running, baking various Paul Hollywood dessert recipes, and fostering rescue cats.

Kevin Li, MD
- Hometown: Westmont, Illinois
- Medical School: Northeast Ohio Medical University
- Fun Facts/Hobbies:Weightlifting, golf, pickleball, video games

Ankita Nair, MD
- Hometown: San Diego, CA
- Undergrad: UCLA
- Medical School: University of Louisville School of Medicine
- Fun Facts/Hobbies: music, being outdoorsy, shopping local, traveling, former queen of the KY Derby

Jessica Nguyen, DO
- Hometown: Houston, Tx
- Medical School: Sam Houston State University College of Osteopathic Medicine
- Fun Facts/Hobbies: I’m a foodie so I love to cook and try new places. I also love sports, pilates, the gym, and doing anything that involves arts and crafts.

Alishka Rojas-Addari, MD
- Hometown: Kansas City, Kansas
- Medical School: University of Kansas School of Medicine, 2026
- Fun Facts/Hobbies: Outdoor activities, Live music, Exploring new places, Crafting

Hanyao Sun, MD
- Hometown: Beijing, China
- Medical School: Medical College of Georgia
- Fun Facts/Hobbies: Weight lifting, exploring restaurants and outdoor activities
Meet our Staff and Faculty!
►Kingwood General Surgery

Mike K. Liang, MD, FACS
- Position: Professor of Surgery, University of Houston; Program Director HCA Healthcare Kingwood General Surgery Residency Program
- Location: HCA Houston Healthcare Kingwood
- Hometown: Manhattan, Kansas
- Undergrad: Northwestern University, 1995
- Med School: University of Kansas, School of Medicine, 1999
- Residency: University of Colorado, 2004
- Clinical interests: Minimally invasive surgery, robotic surgery, foregut surgery, hernia surgery, and abdominal wall reconstruction.
- Research interests: Randomized controlled trials, Research quality, Product safetyhttps://pubmed.ncbi.nlm.nih.gov/?term=liang+mike&sort=date
- Fun facts/Hobbies: My family is my foundation and core. We love outdoor activities and travelling.
- Webpage link: drmikeliang.com

John Paek, MD
- Position: Bariatric Surgery
- Location: HCA Houston Healthcare Kingwood
- Med School: Rocky Vista University College of Osteopathic Medicine
- Residency: Mercy St. Vincent Medical Center
- Clinical interests: Surgical weight loss procedures including gastric sleeve and gastric bypass

Garth Davis, MD
- Position: Bariatric Surgery
- Location: HCA Houston Healthcare Kingwood
- Clinical interests: Weight loss and nutrition

J. Mario Villafani, MD, FACS
- Position: Breast surgery, endocrine surgery, surgical oncology
- Location: HCA Healthcare Kingwood
- Med School: University of Texas Southwestern, Dallas, Texas
- Residency: St. Joseph Medical Center, Houston, Texas
- Clinical/Research interests: Breast surgery, endocrine surgery, surgical oncology
- Website: https://millenniumphysicians.com/j-mario-villafani-md-facs/
►Kingwood Vascular Surgery

Maria Codreanu, MD
- Position: Vascular Surgery and Endovascular Surgery

Kousta Foteh, MD
- Position: Vascular Surgery

Hunter Ray, MD
- Position: Vascular Surgery
- Location: HCA Healthcare Kingwood
- Med School: University of Texas at Houston
- Residency: Vascular Surgery at University of Texas at Houston
- Clinical/Research interests: Endovascular and open vascular surgery, Venous disease
- Website: https://gulfcoastvasc.com/physicians/profile/Dr-Hunter-Ray-MD

Eric Trestman, MD
- Position: Vascular Surgery
- Location: HCA Healthcare Kingwood
- Med School: Louisiana State University Health Science Center
- Residency: Vascular Surgery at Montefiore Medical Center, Bronx, New York
- Clinical/Research interests: Aortic aneurysms, carotid disease, limb salvage, Venous disease
- Website: https://www.google.com/search?client=safari&rls=en&q=eric+trestman&ie=UTF-8&oe=UTF-8
►Kingwood Colorectal Surgery and Surgical Oncology

Edward Berzin, MD

Stephen Chiang, MD
- Location: HCA Houston Healthcare Kingwood
- Med School:The University of Texas Southwestern Medical Center, Dallas, TX
- Residency: State University of New York at Buffalo, Buffalo, NY
- Fellowship: The University of Texas Health Science Center at Houston, Houston, TX
- Clinical/Research interests: Colon & Rectal Surgery

Mark Edgcomb
- Position: assistant professor of clinical sciences, colorectal surgeon
- Location: HCA Houston Healthcare Kingwood
- Hometown: Rockford, Illinois
- Undergrad: Marquette University (2009)
- Med School: Kansas City University of Medicine and Biosciences. Kansas City, Missouri (2014)
- Residency: Rush University- Internship Chicago, Illinois (2015), KCU-GME St. Anthony Hospital Lakewood, Colorado (2020)
- Fellowship: University of Texas at Houston-McGovern Medical School- Minimally Invasive Surgery Advanced Colorectal (2021)
- Clinical/Research interests: Advanced minimally invasive robotic and surgical for diseases of the colon and rectum, minimally invasive transanal surgery, anorectal disease, and surgical management of inflammatory bowel disease

John C. Hardaway, MD, PH.D., FACS
- Med School: University of Missouri, Columbia
- Residency: Michigan State University
- Fellowship: Boston University

Tianming Liu, MD
- Position: General Surgery
- Location: HCA Healthcare Kingwood
- Med School: Tulane University Medical School
- Residency: NewYork-Presbyterian Hospital – General Surgery Resident
- Fellowship: The University of Texas Health Science Center at Houston (UTHealth)- Colon and Rectal Surgery Fellow

Ronald Rance, MD
- Med School: University of Texas Health Science Center in San Antonio, Texas.
- Residency: University of Texas Medical Branch in Galveston, Texas.
- Fellowship: Division of Gastroenterology at the University of Texas Health Science Center at Houston
►Kingwood Trauma Surgery

Extant Healthcare
- Position: Trauma Surgery
- Over 20 Years of Experience Developing Trauma Programs Nationwide

Neil Grieshop, MD
- Position: Acute Care and Trauma Medical Director
- Undergrad: University of Wisconsin-Madison
- Med School: University of Wisconsin-Madison

Jody Smith, MD
- Location: HCA Kingwood
- Med School: University of Texas Health Sciences Center at Houston
- Residency: Texas Tech University – Paul L Foster School of Medicine University Medical Center of El Paso
- Fellowship: Memorial Health University Medical Center Savannah
HCA Northwest

Houston Colon and Rectal Surgery
- Houston Colon and Rectal Surgery is an esteemed colorectal practice with conveniently located offices all throughout North Houston and West Houston, TX. Featuring a skilled team of specialists, we’re proud to serve patients of varying ages all throughout the Greater Houston metropolitan area and beyond.

Shiree Berry, MD, FACS
- Location: HCA Houston Healthcare Northwest
- Undergrad: Claremont McKenna College, 2002
- Med School: Albany Medical College, Albany, New York 2009
- Residency: Baylor College of Medicine, Houston, Texas 2014
- Clinical/Research interests: Trauma/Critical Care, Acute Care Surgery
- Fun Facts/Hobbies: I love to Travel. I have visited 6 continents and preparing for the 7th. I also enjoy adventure sports and am a self-proclaimed foodie.
- Website: https://www.linkedin.com/in/shiree-berry-md-facs-19b0b52/

Victoria Chang, MD
- Location: HCA Houston Healthcare Northwest
- Med School: University of Texas Southwestern Medical Center
- Residency: University of Texas Health Science Center at Houston
- Fellowship: University of Texas Health Science Center at Houston
- Fun Fact/Hobbies: She speaks English, Mandarin-Chinese, and Spanish. During her free time, Dr. Chang likes to spend time with family and friends and exercise regularly.

Keonna Johnson, MD
- Location: HCA Kingwood
- Med School: University of Illinois, College of Medicine at Peoria
- Residency: Mary Imogene Bassett Medical Center, Lincoln Medical Center
- Fellowship: URMC Strong Memorial Hospital

Junuk Kim, MD
- Position: Acute Care and Trauma Medical Director
- Undergrad and Graduate: University of Pennsylvania in Philadelphia
- Med School: New York Medical College in Valhalla
- Residency: St. Vincent’s Hospital in Manhattan, New York
- Fellowship: Yonsei University College of Medicine in Seoul, Korea

Dexter Turnquest, MD, FACS
- Position: Site Director
- Med School: USF Health Morsani College of Medicine in Tampa, Florida
- Residency: University of Texas Health Science Center at Houston
- Fellowship: University of Texas Health Science Center at Houston
- Fun Fact: In his spare time, Dr. Turnquest enjoys spending time with his wife and children.
►North Cypress Surgery

Extant Healthcare
- Position: Trauma Surgery
- Over 20 Years of Experience Developing Trauma Programs Nationwide

Victor H. Barnica MD, FACS, FASCRS
- Med School: Universidad Popular Autónoma del Estado de Puebla
Puebla, Mexico - Residency: Mercy Catholic Medical Center
- Fellowship: Advanced Minimally Invasive and Robotic Surgical Oncology at Fox Chase Cancer Center
- Fellowship: Colon and Rectal Surgery at Southern Illinois University

Neil Desai, DO
- Position: Vascular Surgery
- Location: HCA Houston Kingwood
- Med School: Midwestern University, Arizona College
- Residency: University of Texas Medical School in Houston, TX.
- Fellowship: University of South Carolina School of Medicine in Greenville, SC.
- Clinical/Research interests: Open and endovascular treatments for aortic disease, advanced vascular interventions for peripheral artery disease with limb salvage, and management of complex dialysis access.

Carlos Encarnacion, MD
- Position: Cardiac Surgery and Thoracic Surgery
- Location: HCA Houston Healthcare North Cypress
- Undergrad: Baylor University
- Med School: Texas Tech University Paul L. Foster School of Medicine
- Internship: Harvard Medical School Beth Israel Deaconess Medical Center
- Residency: Medical College of Wisconsin
- Clinical/Research interests: Endovascular aortic interventions and minimally invasive approaches ranging from anti-arrhythmia, valvular, coronary and thoracic oncology surgery.

John C. Hardaway, MD, PH.D., FACS
- Med School: University of Missouri, Columbia
- Residency: Michigan State University
- Fellowship: Boston University

Kim Keller, MD
- Position: Vascular Surgery
- Location: HCA Houston Healthcare North Cypress
- Med School: University of Arkansas College of Medicine
- Residency: University of Florida College of Medicine-University Hospital of Jacksonville,-Jacksonville, FL
- Website: kkellermdpa.com

Michael Keller, MD
- Position: General Surgery
- Location: HCA Houston Healthcare North Cypress
- Med School: University of Texas at Houston Medical School
- Residency: University of Pittsburgh Medical Center Mercy
►Woman’s Hospital

Elizabeth Bonefas, MD, FACS
- Position: General Surgery / Breast Surgery
- Location: HCA Houston Healthcare Kingwood
- Med School: University of Texas, San Antonio, Texas
- Residency: St. Joseph Medical Center, Houston, Texas
- Clinical/Research interests: Breast Surgery
- Website: http://www.breasthealthhouston.com/pages/home.asp

Stacia S. Pfost, MD
- Position: Breast Surgery
- Location: HCA Healthcare Kingwood
- Undergraduate: University of Miami.
- Med School: The University of Texas Medical Branch, Galveston, TX
- Residency: The University of Texas Medical Branch, Galveston, TX
- Fellowship: The University of Texas Medical Branch, Galveston, TX

Jamie Terry
►Medical Center

Ryan Barrientos, MD
- Location: Medical Center
- Med School: University of Texas Health Science Center
- Residency: University of Texas Health Science Center
- Fellowship: University of Texas – MD Anderson Cancer Center
- Website: https://hcahoustongastroenterology.com/

Kristopher M. Charlton-Ouw, MD
- Location: Medical Center
- Position: Vascular Surgery, Site Director
- Med School: Harvard Medical School in Boston, Massachusetts
- Residency: New York Presbyterian Hospital – Columbia University Medical Center in New York City
- Fellowship: Memorial Hermann Hospital and the University of Texas Health Science Center at Houston

Amir Karni, MD
- Undergrad: Baylor College of Medicine
- Internship: Mount Sinai Medical Center

Ron J. Karni, MD
- Med School: Baylor College of Medicine
- Residency: Washington University School of Medicine
- Clinical/Research interests:General Otorhinolaryngology
Head and Neck Cancer
Head and Neck Surgery
Management of Thyroid and Parathyroid Disorders including Diagnostic Ultrasonography
Surgery of the Nose and Paranasal Sinuses
Treatment of Salivary Gland Disorders

Terry Scarborough, MD
- Location: Medical Center
- Undergrad: University of New Mexico
- Med School: University of New Mexico School of Medicine
- Fellowship: Baylor University

Stevenson Tsiao, MD
- Location: Medical Center
- Undergrad: University of Texas at Austin
- Medical School: Texas Tech School of Medicine
- Fellowship: Houston Methodist Hospital
