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Internal Medicine, Endocrinology, Diabetes & Metabolism
Internal medicine
Insurance plans
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DR. JOHN LEFF, MD is a internal medicine clinician in Brooklyn.
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Conditions JOHN LEFF, MD most likely treats, ranked by estimated volume. Bars are an estimate based on specialty, profile details, and patient reviews — not insurance claims data.
LUTHERAN MEDICAL CENTER, 150 55TH ST, BROOKLYN, NY, 11220
7186307369In-person visits
Languages
English
NPI
1689693327