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Sonoran Endocrinology



12361 W Bola Dr., 110, Surprise, AZ 85378, 623-227-1000

3530 S Val Vista Dr., Ste. C 202, Gilbert, AZ 85297, 1-877-343-2092

2286 Crosswind Dr., Suite C, Prescott, AZ 86305

Rohit Dwivedi, MD

About Dr. Rohit Dwivedi 


After finishing his Doctor of Medicine at The Ohio State University College of Medicine in Columbus, Ohio, Dr. Dwivedi was accepted into a prestigious residency program. He completed his residency through the Indiana University School of Medicine in Indianapolis. Dr. Dwivedi stayed with the same institution and went on to finish an endocrinology fellowship.

Staying up-to-date with research-driven advancements in medicine is important to Dr. Dwivedi, so he continues his education regularly. Dr. Dwivedi maintains his board certification with the American Board of Internal Medicine and has a subspecialty in endocrinology, diabetes, and metabolism.

As an expert in common-to-complex endocrinology disorders, Dr. Dwivedi has helped countless patients improve their quality of life. While Dr. Dwivedi can help patients with a wide variety of ailments, including diabetes and polycystic ovary syndrome (PCOS), he has special interests in thyroid and hypertensive disorders. Because of his dedication to the field of endocrinology and providing high-quality patient care, Dr. Dwivedi was listed as a Phoenix “Top Doc” in 2010 and 2013.

Patients of Dr. Dwivedi appreciate his determination to help them get to the root of their medical conditions and willingness to spend time educating them about all possible treatment options. Dr. Dwivedi is fluent in English and Hindi and excels in conversational Spanish, so he’s able to help patients from diverse cultural backgrounds.

When he’s not busy caring for patients, Dr. Dwivedi enjoys playing the guitar, sports, traveling, and spending time with his family.


Heike Hilker, RDN, PA-C

About Heike Hilker 

Physician Assistant & Registered Dietitician Nutritionist

Heike (HiKay) Hilker, RDN, PA-C, is a skilled physician assistant and registered dietician nutritionist practicing at More MD, which has locations in Surprise, Prescott, Gilbert, and Lake Havasu City, Arizona. Heike was born and raised in Germany; however, she has lived in the United States for 20+ years and currently resides in Arizona.

Heike is certified by the Arizona Regulatory Board of Physician Assistants as well as the Academy of Nutrition and Dietetics. She has an undergraduate degree in dietetics and nutrition from Arizona State University, and she was credentialed as a registered dietitian/nutritionist (RDN) in 2007.

After years of working as a registered dietitian in various settings, including long term adult care and ICUs, Heike earned her Masters of Physician Assistant Studies (PA-C) from Northern Arizona University in 2016. Since then, she has been working in endocrinology, with a special interest in diabetic management and weight loss.

In her free time, Heike enjoys travel, sports, and spending time with her family. She is excited to be a part of the team at More MD and your health and wellness journey as she shares her knowledge with you.

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