Dr. Glen King

Glen King DVM, MS, DACVR (Radiation Oncology, Radiology)
graduated from Auburn College of Veterinary Medicine and received his master’s degree from Texas A&M College of veterinary Medicine in 1980.  He is board certified in both Radiation Oncology and Diagnostic Radiology by the American College of Veterinary Radiology.  He is one of the original 3 founders of Gulf Coast Veterinary Specialists in Houston, Texas, and joined the staff of VSNT in 2011.  Dr. King served on the clinical faculty at LSU School of Veterinary Medicine, and spent 6 years at M.D. Anderson Cancer Center in Houston.   He has treated small animals with spontaneous cancer for over 25 years. In his spare time Dr. king enjoys playing golf.


Dr. David S. Rolfe

David S. Rolfe, DVM, MS, DACVIM (Small Animal Internal Medicine)
obtained his Doctor of Veterinary Medicine from Kansas State University in 1986 and performed a Small Animal Internal Medicine Residency at Colorado State University in 1994, obtaining Board Certification in 1995.  He recently retired with nearly 25 years as a Veterinary Corps Officer in the United States Army, where he focused on the care of Military Working Dogs and family pets of our Service Members. Dr. Rolfe is the recipient of the 2012 Kansas State University Alumni Recognition Award.


Dr. Derek Burney

Derek P. Burney, DVM, PhD, DACVIM (Small Animal Internal Medicine)
received his DVM from Texas A&M University in 1991. He did a one-year internship at Auburn University followed by a residency in small animal internal medicine and PhD in molecular parasitology at Colorado State University. He was board-certified by the American College of Veterinary Internal Medicine in 1995. His interests are in caring for the internal medicine needs of cancer patients, as well as infectious disease, urology, and endocrinology. In his spare time, Dr Burney enjoys spending time in family activities with his two children and has a real interest in military aviation. Dr. Burney has been at Gulf Coast Veterinary Specialists in Houston since 1997, and joined the staff of VSNT in 2012.



Dr. Stephanie Cook

Stephanie Cook, DVM, DACVR (Radiation Oncology) earned her DVM from Texas A&M University in 2008. She subsequently completed a one-year rotating internship at VCA Aurora and Berwyn Animal Hospitals in Colorado and a one-year specialty internship in radiation oncology at Gulf Coast Veterinary Specialists. Following this, Dr. Cook completed a residency in radiation oncology at the University of Missouri and became a part of the VSNT team in July of 2012. In her spare time, Dr. Cook enjoys spending time with her husband JJ and their three dogs.

Her use and knowledge of the latest technologies in this field, and obvious passion for her patients and clients made her an excellent choice to be a
team member at VSNT.


Dr. Pamela Jones

Pamela D. Jones, DVM, DACVIM (Oncology), DACVR (Radiation Oncology) was raised in Tucson and completed her undergraduate studies at Northern Arizona University in 1990. She spent several years working as a veterinary technician prior to attending Colorado State University veterinary school and graduating in 1998. Following veterinary school, she returned to Arizona for a one-year rotating internship in small animal medicine and surgery at a private specialty practice in Phoenix. Dr. Jones went on to the University of Illinois for a three-year oncology residency and became board-certified by the American College of Veterinary Internal Medicine in medical oncology in 2002. She completed a residency in radiation oncology at Arizona Veterinary Specialists and Southwest Veterinary Oncology in Arizona to become board certified by the American College of Veterinary Radiology in radiation oncology in 2004. Although Dr. Jones enjoys all aspects of medical and radiation oncology, comparative veterinary oncology is her primary interest.


Dr. Brisa Hsieh (image coming soon)

Brisa Hsieh, DVM grew up in Yorba Linda, CA and she earned her BS from University of California, Davis. She received her DVM from Kansas State University in 2009. After a one year rotating internship at Veterinary Emergency and Referral Group (VERG) in Brooklyn, NY, she completed her three year internal medicine residency program at Gulf Coast Veterinary Specialists (GCVS) in Houston, TX. After practicing in Tucson, AZ, Dr. Hsieh joined the VSNT team in February 2015. What Dr. Hsieh appreciates the most about internal medicine is the intrinsic connection between pets and their humans. Her medical interests include endoscopy and laparoscopy, immune mediated disease, and endocrinology. Dr. Hsieh balances work with her love of horseback riding and spending time with her husband and her family, including her dogs, Paz and Figgins, her cats, Pork Bun, Bauer and Fritz and her Spanish Mustang, Stormy.