About
Dr. Brian Berelowitz is a board-certified endocrinologist and internist with more than three decades of experience in Las Vegas. Known to his patients as Dr. B, he earned his medical degree from the University of Cape Town Medical School in South Africa, followed by postgraduate internships spanning internal medicine, pediatrics, surgery, neurosurgery, and OB/GYN. He completed his internal medicine residency at Michael Reese Hospital, a University of Chicago affiliate, and pursued specialty fellowship training in diabetes at the Joslin Clinic at Harvard and in endocrinology at Boston University Hospital. He has practiced in Las Vegas since 1990 and founded a thriving endocrinology practice before joining Ameli | Dadourian Medicine. Multiple Top Doctor awards in endocrinology reflect his standing in the community.
Dr. Berelowitz focuses on diabetes care and prevention, thyroid and adrenal conditions, pituitary disorders, metabolic disease, obesity, osteoporosis, PCOS, and cardiometabolic health. He is a member of the American Diabetes Association, The Endocrine Society, and the National Lipid Association. He manages advanced therapies including CGM, insulin pump therapy, and GLP-1 and SGLT2 medications. Outside medicine, he is an active musician currently recording an album of original guitar compositions, and he swims long distances for both health and focus.
Education & Training
Medical School
University of Cape Town Medical School, South Africa
Residency
Internal Medicine, Michael Reese Hospital (University of Chicago affiliate)
Fellowship
Diabetes, Joslin Clinic/Harvard; Endocrinology, Boston University Hospital
Additional Training
Postgraduate internships in internal medicine, pediatrics, surgery, neurosurgery, OB/GYN
Certifications
Conditions Treated
Who is Dr. Berelowitz right for?
Dr. Berelowitz is an excellent fit for adults managing diabetes, thyroid disorders, hormonal imbalances, or metabolic conditions. Patients with Type 1 or Type 2 diabetes who want advanced management including CGM and insulin pump therapy will find his expertise particularly valuable. He also works well with patients navigating obesity, osteoporosis, PCOS, adrenal or pituitary conditions, and cardiometabolic risk. Adults who benefit from a physician who takes time to understand the full metabolic picture will connect well with his approach.
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Frequently Asked Questions
Dr. Berelowitz treats diabetes (Type 1 and Type 2), thyroid disorders, pituitary and adrenal conditions, hormonal imbalances, metabolic disorders, obesity, osteoporosis, PCOS, lipid disorders, and cardiometabolic disease. His clinical scope is broad, covering the full range of endocrine and metabolic health concerns in adults.
Yes. Dr. Berelowitz manages continuous glucose monitoring, insulin pump therapy, and GLP-1 and SGLT2 medications. He tailors therapy selection to each patient's specific metabolic profile and health goals.
Dr. Berelowitz earned his medical degree from the University of Cape Town Medical School in South Africa. He completed his internal medicine residency at Michael Reese Hospital, a University of Chicago affiliate. His fellowship training included diabetes at the Joslin Clinic at Harvard and endocrinology at Boston University Hospital.
Dr. Berelowitz has practiced in Las Vegas since 1990, accumulating more than three decades of experience in endocrinology and internal medicine in the community. He founded his own endocrinology practice before joining Ameli | Dadourian Medicine.
Yes. Dr. Berelowitz is a board-certified endocrinologist and internist. He is also a member of the American Diabetes Association, The Endocrine Society, and the National Lipid Association.
Dr. Berelowitz aims to help patients achieve balance across hormones, metabolism, and lifestyle. He focuses on understanding each patient's full clinical picture before developing a treatment plan. His approach combines evidence-based endocrinology with practical strategies for long-term wellness.
Dr. Berelowitz has received multiple Top Doctor awards in endocrinology, reflecting consistent recognition by peers and patients alike over his career in Las Vegas.
Doctor profile last updated June 11, 2026