Visit one of our FREE Seminars to learn more about the LAP-BAND®, sleeve gastrectomy as well as other surgical weight loss procedures. Our friendly staff will be with you every step of the way.
Can’t Join Us In Person?
Watch this video seminar to learn why Tempe, Phoenix, and Tucson weight loss patients turn to Weight Loss Institute of Arizona. You’ll hear from team members, learn risks and benefits of weight loss surgery, and discover how we’ll support you throughout the treatment process.
Meet Our Doctors
Dr. Michael J. OrrisD.O., M.B.A., F.A.S.M.B.S.
Dr. Orris is a partner and one of the lead surgeons at our Phoenix, Tempe, Arrowhead, and Tucson weight loss center locations.
Dr. John J. DeBarrosM.D., F.A.C.S., F.A.S.M.B.S.
A lead surgeon at WLIA, Dr. DeBarros practices a team approach to surgical weight loss in the Phoenix area which includes diet, exercise and education for long term success.
A fellowship-trained and board-certified surgeon, Dr. Jason Richardson has a deep appreciation for the life-changing effects that compassionate care can have on patients.
Dr. Catherine HoD.O.
Dr. Catherine Ho joined the WLIAZ team in 2013. She is a board-certified surgeon and a fellowship trained surgeon specializing in minimally invasive surgery and bariatrics.
Dr. Buddensick is a fellowship trained general and bariatric surgeon. He joined the Weight Loss Institute of Arizona in 2016.
Calculate Your BMI
Body mass index (BMI) is a measure of body fat based on height and weight that applies to adult men and women