About Us

Dr. Shipman

Dr. Hope Shipman
Dr. Shipman graduated cum laude with a Bachelor of Arts in Biology from the University of Texas at Austin, in December 1977. She received her M.D. from The University of Texas Health Science Center of Houston Medical School in 1982. She completed an Internship and Residency in Internal Medicine at Presbyterian Hospital in Dallas, Texas, followed by a Fellowship in Endocrinology at Scott & White Hospital in Temple, Texas.

Dr. Shipman is board certified in Endocrinology and in Internal Medicine. She is a Fellow of the American College of Endocrinology and a member of the American Association of Clinical Endocrinology. In addition, she is a member of The Endocrine Society, the Texas Medical Association, and Harris County Medical Society.

Working with other medical groups or as a solo practitioner, Dr. Shipman has practiced Endocrinology continuously since 1987. She joined Village Medical Group in 2006. She limits her practice to the treatment of Endocrinology disorders in adults.

A native Texan, Dr. Shipman is married with two children. She enjoys many hobbies including gardening, swimming, scuba diving, and singing in her church choir. She and her husband volunteer their time with the nonprofit organization, Better Marriages.


Tiffanie B. Villasana, MS, PA-C
Tiffanie graduated magna cum laude with a Bachelor of Science in Biology from Stephen F. Austin State University in Nacogdoches, Texas in 2003. She then attained her Masters of Science with Honor and Physician Assistant degrees from Baylor College of Medicine in Houston in 2005.

Working full-time in Endocrinology since 2006, Tiffanie is certified with the National Commission on Certification of Physician Assistants and holds an active state license under the Texas Medical Board. She is an active member of the American Association of Physician Assistants.

A native Texan, Tiffanie resides in Houston with her husband, her two year old son, and her two dogs. She is an active member in her church, St. Luke’s United Methodist Church. She enjoys traveling, home improvement activities, spending time outdoors with her family, and taking long walks with her dog, Sam.

What is a Physician Assistant?

Physician Assistants are trained and licensed to diagnose illness, write prescriptions, order and interpret lab tests, and must complete 100 hours of continuing medical education every two years and re-take their board examinations every six years to maintain their certifications.  All physician assistants are legally and ethically bound to practice only with the supervision of their employing physician.

Please rest assured that Tiffanie and Dr. Shipman will work together as a team with your best interests in mind. Tiffanie will always consult Dr. Shipman with any questions and/or concerns about any patient.  It is the patient’s right to ask to see Dr. Shipman at any point. That request will be honored without prejudice. Dr. Shipman and Tiffanie often attend annual conferences and meetings together in attempt to stay up to date with the most recent information available to better serve their patients.