Meet Our Bariatric Team
360-Degree Care
Our team is comprised of multidisciplinary professionals committed to assisting you through your weight loss journey. The Hoag Bariatric Weight Loss Program is dedicated to providing the highest level of patient care, based on best practices that lead to quality outcomes. We are committed to meeting or exceeding standards for excellence in weight loss surgery recommended by the American College of Surgeons and the American Society of Bariatric Surgery.
Bariatric Surgeons
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Katherine S. Blevins, MD
- Bariatric and General Surgery
- Foregut Program
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Adrian B. Dobrowolsky, MD
- Medical Director, Bariatric Surgery Weight Loss Program
- Bariatric and General Surgeon
- Foregut Program
Obesity Medicine Physicians
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David T. Ahn, MD
- Endocrinologist
- Dr. Kris V. Iyer Endowed Chair in Diabetes Care
- Chief of Diabetes Services at Hoag
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Tanzila S. Razzaki, MD
- Endocrinologist / Obesity Medicine
Gastroenterology (GI) Physician
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Abhay S. Parikh, MD
- Eric & Sheila Samson Endowed Chair in Gastrointestinal Health
Clinical Neuropsychologist
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Lauren L. Bennett, PhD
- Clinical Neuropsychologist
Nurse Navigator, Education Specialists & Dietary Support
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Nettie Cefalu, RN
- Nurse Navigator
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Elizabeth Vitale, MS, RD, CDCES
- Certified Diabetes Care and Education Specialist
- Registered Dietitian
- Training in Adult Weight Management