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Mahdere Asfaw, MD

4.8 out of 5 
(580  Ratings), 179 Comments

Dr. Asfaw completed a fellowship in endocrinology, diabetes, and metabolism at Nassau University Medical Center in East Meadow, New York, where he was also a chief of residents in internal medicine. He is board certified in endocrine, diabetes, and metabolism. Most recently, he was chief of Endocrinology and Diabetes at the Veteran Affairs Medical Center in Salem, Virginia.

Dr. Asfaw was named a Northern Virginia Magazine Top Doctor in 2026.

Education
  • Medical School
  • Doctor of Medicine Jimma University
    1993
  • Internship
  • Internal Medicine Nassau County Medical Center
  • Residency
  • Internal Medicine Nassau County Medical Center
  • Fellowship
  • Endocrinology, Diabetes, & Metabolism Nassau County Medical Center

Reviews

The following ratings and reviews are based on verified feedback collected from our nationally recognized Press Ganey patient experience surveys. The ratings and comments submitted by patients reflect their own views and opinions. Patient identifiers are withheld to ensure confidentiality and privacy.
  • 10/30/2026
    10/30/2026
    Rating: 5.00

    Professional and courteuos Dr. and staff.

  • 10/27/2026
    10/27/2026
    Rating: 5.00

    Dr Asfaw is very kind and always very conscientious. He goes over my lab results with me with explanation of where improvements are needed and what has improved. He answers all questions thoroughly. I have confidence that he pays close attention to helping me improve my health. He's a great doctor. His staff, both nursing and front desk, are always kind and friendly.

  • 10/26/2026
    10/26/2026
    Rating: 2.07

    Showed no empathy I left out of there crying and still upset about this visit he wasn't himself

  • 10/25/2026
    10/25/2026
    Rating: 5.00

    Nurse Brittany is excellent. She takes an interest in you and remembers you from visit to visit. If I have any issue I write to her in the portal and she immediately solves my issues. Dr. A always takes an interest in my health and answers all my questions.