Orange County gastric sleeve surgeon and gastric bypass surgeon Dr. Oliak

David Oliak, MD

Dr. Oliak is a premier Orange County bariatric surgeon who has completed >2,500 weight loss operations since 2002.

Orange County weight loss surgery program

Our Program

Dr. Oliak prioritizes quality surgery, education, follow-up, and support to achieve outstanding patient outcomes.

Orange County weight loss surgery patient testimonials


Read what our patients say about weight loss surgery and our program, and see their before/after photos.

Orange County Weight Loss Surgery

If you are considering weight loss surgery and want the best, you have come to the right place! Patient outcomes (weight loss results, complication rates) vary over a wide range between different surgeons and programs, so if you want the best, you want a surgeon/program with an established record of excellent, industry-leading patient outcomes.*

This is exactly what we offer. Dr. Oliak and his Orange County weight loss surgery program have a long record (>2500 operations since 2002) of patient outcomes – weight loss results, complication statistics – that rank among the best in the weight loss surgery field.*

To learn more about weight loss surgery (gastric sleeve, gastric bypass, revision bariatric surgery) and our Orange County weight loss surgery program, schedule a free, no-obligation, educational consultation in Brea or Irvine with Dr. Oliak today!

Free Consult


Payment options for surgery include PPO insurance and self-pay.

Payment Options

Free Consult

Call 714-582-2530 or submit the following information to request a free insurance verification (if necessary), and a free, no-obligation, educational consultation with Dr. Oliak.

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