Michael Trahan, MD
Katherine M. Trahan, M.D.
Rita P. Smith, MS, RD, CDE
Dianne Vitt, RD, CDE
Lisa Slate, RN, BSN

Michael Trahan, MD

Dr. Michael Trahan joined Martha Jefferson Surgical Associates after six years as a surgeon and assistant professor of surgery at the Center for Weight Management, University of Texas Medical Branch (Galveston, TX). He received his Bachelor of Science in Chemistry from Lamar University (Beaumont, TX) and his Medical Degree from Texas Tech University Health Sciences Center (Lubbock, TX). He completed his residency at the University of Texas Medical Branch. He is specially trained in bariatric surgery having completed the Fundamentals of Bariatric Surgery training course and the Society of American Gastrointestinal Endoscopic Surgeons (SAGES) endorsed Laparoscopic Bariatric Surgery Mini-Fellowship Program. Dr. Trahan also completed the Lap-Band System Workshop, where he gained specialized training in Lap-Band placement and adjustments. Dr. Trahan is board certified in general surgery and in bariatric surgery. He is a member of the American Medical Association, American Society for Metabolic and Bariatric Surgery, and Society of American Gastrointestinal Endoscopic Surgeons.

Katherine M. Trahan, M.D.

Dr. Katherine Trahan joined Martha Jefferson Surgical Associates after four years as an assistant professor in the Department of General surgery, and as the Assistant Director of Trauma at the University of Texas Medical Branch, Galveston, Texas. She completed her undergraduate degree at James Madison University in Harrisonburg, Virginia and her Medical Doctor degree at the Medical College of Virginia in Richmond, Virginia. She completed her residency at the University of Texas Medical Branch, Galveston, Texas, where she also served Chief Resident. Dr. Trahan is specialty trained in general surgery, trauma surgery and bariatric surgery. She is a member of the American College of Surgeons, the American Medical Association, Association of Women Surgeons, and the Society for Laparoscopic Surgeons.

Rita P. Smith, MS, RD, CDE

Dietitian, Certified Diabetes Educator

Registered Dietitian Rita Smith has provided nutrition counseling for more than 30 years, with an emphasis on appropriate food choices for disease prevention. Reducing cholesterol and high blood pressure, losing weight, regulating blood glucose levels, eating a gluten-free diet-all are possible with Rita's help. Rita is also a Certified Diabetes Educator.

Dianne Vitt, RD, CDE

Dietitian, Certified Diabetes Educator

Dianne Vitt has practiced nutrition for 26 years with an empathetic perspective to her counseling. She guides individuals and their families toward healthy nutrition practices appropriate to any medical issues. Dianne works with patients who have a variety of conditions, including eating disorders, weight management issues, diabetes and heart disease.

Lisa Slate, RN, BSN

Bariatric Coordinator

Lisa Slate has been a Registered Nurse since 1994, and enjoys assisting people who are making life transitions or transformations. In her current position as Bariatric Coordinator at the Martha Jefferson Bariatric Care Center, Lisa assists patients to navigate through the complexities of weight-loss surgery, including pre-operative education, insurance requirements and approval, and post-operative care and education.