HSHS Medical Group is pleased to welcome Fadi Siyam, MD, endocrinologist, to their medical team. Dr. Siyam sees patients at Joslin Diabetes Center Affiliate at HSHS Medical Group – O’Fallon, located at 775 Sunset Blvd., Suite B, in O’Fallon, Illinois.

As an endocrinologist, Dr. Siyam specializes in disorders of the endocrine system, including diabetes, metabolic and nutritional conditions, pituitary diseases, calcium and bone disorders and reproductive problems. In addition, he is a certified specialist in clinical hypertension. He is board certified by the American Board of Internal Medicine; American Board of Endocrinology, Diabetes and Metabolism; American Board of Obesity Medicine; and American Board of Hypertension Management.
 
Dr. Siyam received his medical degree from the University of Jordan in Amman, Jordan. He completed a general internal medicine residency at the University of Missouri in Columbia, Missouri, where he also performed an endocrinology, diabetes and metabolism fellowship. Dr. Siyam’s personal interests include playing piano, reading and sports.
 
For information on a referral to Dr. Siyam, please call 618-589-9051.

Media Contact

Lori Harlan

Divisional Director of Marketing
HSHS Medical Group
Office: (217) 321-9292
Cell: (217) 321-9292
Lori.Harlan@hshs.org

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