Our Team

It is important to have the right kind of support and education during your weight loss journey to achieve lasting results. Houston Methodist’s Weight Management Center has assembled the finest team available to help you achieve long-term success. Besides our accomplished physicians and surgeons, you will benefit from the ongoing support of licensed and registered dietitians, counselors, nurses and an exercise physiologist. The experts below look forward to empowering you through all phases of your weight loss journey. 


Bariatric Surgeons
Lee M. Morris, MD
Patrick R. Reardon, MD, FACS
Vadim Sherman, MD, FACS, FRCSC
Kyle Stephens, MD
Nabil Tariq, MD
Dexter Turnquest, MD
Todd A. Worley, MD, FACS

Medical Weight Loss Physician and Physician's Assistant
Peter Howard Jones, MD, FACP
Melynda Dennis, PA-C

Weight Management Center Staff

Registered Dietitians:
Kim Bouquet, RD/LD
Gaye Lynn Hicks, RD/LD
Kari Kooi, MS, RD/LD, CDE
Pam Nguyen, RD/LD
Leslie Ramirez, MS, RD/LD
Leicia Teixeria, RD/LD
Thien Vu, MPH, RD/LD

Diabetes Educators:
Judy Bradicich, MS, MPH, RD/LD, CDE
Marita Carlson, MS, RD/LD, CDE
Amanda Meadows, MS, RD/LD, CDE
Jennifer Pascoe, RN, CDE
Jeanne Singer, MS, RD/LD, CDE
Jayne Thomas, M.Ed, RDN, CDE

Nurses: 
Jamie Carr BSN, RN, CBN
Deborah Gibson, RN
Julie Matthews, BSN, RN
Julie Ondrey, BSN, RN
Lekesha Semien-Williams, LVN
Angela Snyder, RN
Tricia Wilson, LVN

Mental Health Professionals:
Stefanie Barthmare, M Ed, LPC
Kate Guggenheim, MSW, LCSW
Julie Schwarz, LCSW
Darlene Witcher, PhD

Program Support:
Cynthia Alvarez - Scheduler, Diabetes
Ellen Bell
Chantel Branch-Jones - Scheduler, Bariatrics
Brenda Cloninger
Ericka Huff
Sterling Linzer
Mildred Phelps
Amy Philavanh  
Mercy Steel
Nicole Williams