Meet Our Weight Loss Doctors
We are medical weight loss doctors with a passion for healthy living. We understand what it takes to achieve and maintain a healthy lifestyle and have extensive experience helping people achieve weight loss success.
Robert Ziltzer, MD, FACP, FAAP, FOMA
Obesity Medicine Certified Physician
Founder and Managing Member
Dr. Robert Ziltzer has been practicing medicine in Scottsdale for over 20 years. He is board certified in Obesity Medicine. Dr. Ziltzer is frequently named one of Phoenix Magazines “Tops Doc’s” as well as Scottsdale 101 Magazines “Top 101 Doctors.”
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Craig Primack, MD, FACP, FAAP, FOMA
Obesity Medicine Certified Physician
Founder and Managing Member
Dr. Craig Primack is a native of Chicago, and has been practicing medicine in Arizona since 1997. He is board certified in Obesity Medicine, Internal Medicine and Pediatrics, and is considered one of Phoenix Magazines “Top Doc’s,” and Scottsdale 101 Magazine’s “Top 101 Doctors.” [Read more]
Dr. John De Guzman
Obesity Medicine Certified Physician
Dr. de Guzman had been treating patients for chronic health issues including high blood pressure, high cholesterol, diabetes, heart disease, and joint pain for years in his former internal medicine practice.
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Diana Bone, FNP-C
Specializing in Obesity Medicine
Diana Bone’s expertise and compassion will help you achieve your goal weight. Diana has been treating patients with chronic diseases such as diabetes, high blood pressure, heart disease, fatigue and depression for 20 years.
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Jillian Swope, FNP-C
Specializing in Obesity Medicine
She holds two bachelor’s degrees from the University of Alaska system and earned a master’s degree from Northern Arizona University in 2011.
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Kimberly Roberts, DNP,
FNP-C
Specializing in Obesity Medicine
Kimberly Roberts is a dedicated and compassionate weight loss clinician with a passion for helping people achieve their health and wellness goals.
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