Our Providers

At The Davis Clinic, your health, safety and well-being are of utmost importance. It is our goal to provide you with the best care possible at all times.

Our providers will treat you with the personalized care and attention that you deserve. . Our surgeons have met the strict requirements for achieving bariatric surgeon certifications, as well as having proctored and trained extensively in laparoscopic gastric bypass, sleeve gastrectomy and duodenal switch procedures. In addition, they are often called upon to train other surgeons across the country in each of these procedures. 

Each of our surgeons bring a compassion and understanding of obesity and the impact it has had on your life to the operating room, your bedside, and in your follow-up care.

About Dr. Garth Davis 

Dr. Garth Davis - Bariatric SurgeonAs a leader in the field of bariatric medicine, Dr. Garth Davis was again recently recognized as aTexas Monthly Super Doc and stars with his father, Dr. Robert Davis, on the hit show docu-reality medical series, BIG MEDICINE. His recently published bestseller, The Expert’s Guide to Weight Loss Surgery is available in bookstores nationwide or can be purchased online via our eStore.

Dr. Davis graduated Phi Beta Kappa from the University of Texas in Austin where he was the Student Government President. He was also recognized as the most outstanding student at UT. Dr. Davis went on to attend medical school at Baylor College of Medicine and graduated in the top 10 percent of his class. In addition, he was inducted to the Alpha Omega Alpha Medical Honor Society. Dr. Davis completed his surgical residency at the prestigious University of Michigan in Ann Arbor where he was elected to the position of Chief Administrative Resident. While in Michigan, Dr. Davis underwent extensive training in general surgical disciplines, specializing in laparoscopic procedures. He is certified by the American Board of Surgery and is a Fellow of the American College of Surgeons and a Fellow of the American Society for Metabolic and Bariatric Surgery. Dr. Davis is a recognized expert in initial bariatric procedures as well as revisional bariatric surgery, and is frequently asked to give lectures to both patient and physician audiences alike.


About Dr. Tony Primomo

Dr. Tony Primomo - Bariatric SurgeonDr. John A. (Tony) Primomo is a native Texan. Born in San Antonio, Texas, he knew he wanted to complete his education in this great state and he decided to attend the University of Texas at Austin, where he graduated with a B.A. in philosophy. After completing his B.A., he enrolled and attended medical school at UT Health Science Center in San Antonio. He completed his residency at the University of Rochester, New York, where he received numerous teaching awards.  Dr. Primomo’s fellowship focused on minimally invasive and bariatric surgery at Baylor College of Medicine in Houston, Texas. In addition to completing his fellowship in bariatric surgery, Dr. Primomo has acquired expert fellowship training in advanced laparoscopic surgeries to include treatment for reflux disease, as well as minimally invasive hernia surgery, and minimally invasive treatment of endocrine and hematologic disorders. Dr. Primomo is married to his lovely wife, Brooke.


Jennifer Scheffler, FNP-C

Joining our practice is Jennifer Scheffler, FNP-C. Ms Scheffler is a board certified Family Nurse Practitioner with over 16 years of healthcare experience in a wide variety of specialties. She comes to us from the Austin area where she had been practicing Bariatric medicine and obesity treatment.

Ms. Scheffler is a distinguished graduate of Gonzaga University and inductee of Sigma Theta Tau International. She is an honorably discharged United States veteran. Ms Scheffler served as an Air Traffic Controller in the United States Air Force and is a recipient of the National Defense Service Medal. Additionally, she has an avid affinity for global health and philanthropy. She has independently labored to devise and implement self-sustaining as well as empowering international healthcare programs in areas of excessive limitations. She conveys one of her most endearing passions is the perseverance to bridge the gap between geography and lifestyle.

During her role as a Bariatric provider in central Texas, Ms. Scheffler expresses she immediately recognized her fondness of the field. She became engrossed in unearthing the underlying source of the most prominent chronic Western diseases and finding opportunities to educate and alter the effects of the Western diet. She communicates her zeal instantaneously arose to having the privilege to align with patients in endeavoring to make lifestyle changes combined with selection of surgical options to effectuate a more desirable quality and quantity of life.  


Rukhama Riaz, MS,RD, LD