Weight Loss Institute of Arizona helps overweight men and women regain control of their lives and their health. Our weight loss surgery center has helped thousands of people throughout the Southwest catering to communities including Phoenix, Scottsdale, Tucson, Tempe and Arrowhead.

We have become known as the premier surgical weight-loss specialists in Arizona, but we are so much more than that. Our team of highly trained surgeons offers a full range of bariatric procedures. Regardless of what you’re interested in, we don’t just offer a more improved life, we offer hope.

Meet Our Doctors

Dr. Michael J. OrrisD.O., M.B.A., F.A.S.M.B.S.

Dr. John J. DeBarrosM.D., F.A.C.S., F.A.S.M.B.S.

Facility Locations