Orange County weight loss surgeon Dr. Oliak

David Oliak, MD

Dr. Oliak is a premier Orange County bariatric surgeon with a 15-year record of excellent patient outcomes.*

Orange County weight loss surgery outcomes


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

Orange County bariatric surgery mission

Free Consult

Learn more by attending a free, no-obligation educational consultation with Dr. Oliak in Brea or Irvine.

Orange County Weight Loss Surgery

We offer a premier weight loss surgery program in Orange County, CA. We prioritize high-quality surgery (sleeve gastrectomy, gastric bypass, revision operations) and comprehensive patient care (education, follow-up, support) to achieve the best outcomes possible for our patients (more).* The best measure of quality is actual patient outcomes (weight loss results, complication rates) – we have an established record (>2500 operations since 2002) of excellent patient outcomes (more).*

To learn more about weight loss surgery and our Orange County weight loss surgery program, schedule a free, no-obligation consultation in Brea or Irvine with Dr. Oliak.

Free Consult


The cost? Losing weight and gaining health is easier than you think.

Payment Options

Free Consult

Call 714-582-2530 or submit the following information to request a free consult. If you have insurance coverage for weight loss surgery (or are self-pay), and you meet the BMI criteria for surgery, we will schedule you for a 30-40 minute educational consultation with Dr. Oliak.

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