3 Best Endocrinologists in McKinney, TX

“Dr. Vivienne Yoon completed her medical degree at the University Of Texas Medical Branch At Galveston in 2006. She completed her Internal Medicine residency in 2009 and her internship in 2007 at Wake Forest University. She did her Fellowship in Endocrinology, Diabetes & Metabolism at UT Southwestern Medical Center in 2012. She holds board certification in Endocrinology, Diabetes, and Metabolism from the American Board of Internal Med/Endocrinology, Diabetes, and Metabolism. She has been in this field for over 18 years. Dr. Yoon is currently practicing at Baylor Scott & White Endocrinology Specialists. She treats patients from Adults to Geriatrics.”

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“Dr. Muhammad S. Siddiqui earned his medical degree at Sindh Medical College in Karachi. Siddiqui did his residency in internal medicine at St. Luke's Hospital in St. Louis. Dr. Muhammad S. Siddiqui finished his Fellowship in Endocrinology at The University of Texas Southwestern Medical Center in Dallas, Texas, in 2014. He was a Chief Fellow in the Department of Endocrinology during his Fellowship. He has over fifteen years of experience in the endocrinology field. Dr. Muhammad treats all kinds of endocrine-related problems. He is affiliated with Medical City McKinney Hospital in McKinney, Texas. Dr. Muhammad S. Siddiqui is practicing at Texas Associates of Endocrinology & Diabetes, P.A.”

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“Dr Jennifer Dymphna St. John graduated with her medical degree from Lake Erie College of Osteopathic Medicine. She completed her Internal Medicine residency at Oklahoma State University Medical Center in 2013. She finished her Endocrinology Fellowship at the University of Oklahoma College of Medicine in 2015. She holds certification in Internal Medicine by the American Osteopathic Board of Internal Medicine. She is certified in Endocrinology, Diabetes, and Metabolism by the American Osteopathic Board of Internal Medicine/Endocrinology. Dr. Jennifer specializes in diagnosing thyroid disorders, adrenal and pituitary masses, metabolic syndromes, lipidology, and metabolic bone disease. Dr. Jennifer treats patients of all ages. She is practicing at Baylor Scott & White Endocrinology Specialists.”

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