Orange County bariatric surgeon Dr. Oliak

David Oliak, MD

Dr. Oliak is an experienced and proven Orange County bariatric surgeon with offices in Brea and Irvine.

Orange County bariatric surgery mission

Our Mission

Dr. Oliak’s #1 goal is to achieve the best outcomes possible for his patients.*

Orange County weight loss surgery outcomes

Great Outcomes

Better weight loss outcomes and lower complication rates than the industry averages since 2002.*

Orange County Weight Loss Surgery

If you are at least 50 pounds overweight, and have tried and failed to lose weight and keep it off, our Orange County weight loss surgery program can help. We offer the most effective operations (e.g. gastric sleeve, gastric bypass), and have a long record (>2500 patients since 2002) of achieving excellent, industry-leading patient outcomes.* To learn more, schedule a free no-obligation consultation in Brea or Irvine with Dr. Oliak today!

Free Consult


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

Payment Options

Free Consultation

Call 714-582-2530 or send us the following information to request a free consult.

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Payment method for surgery
 PPO Self-Pay Medicare HMO