Individual provider · Type 1 NPI

John Leff, MD

Endocrinology, Diabetes & Metabolism Physician · Brooklyn, NY

NPI number 1689693327 Active

Practice location

Lutheran Medical Center, 150 55th St
Brooklyn, NY 11220

Fax (718) 630-6286

Mailing address

150 55th St, Station 14
Brooklyn, NY 11220-2508

Specialties and licenses

TaxonomyCodeLicense
Endocrinology, Diabetes & Metabolism Physician Primary 207RE0101X143472 (NY)

Endocrinology, Diabetes & Metabolism Physician: An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

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About NPI 1689693327

John Leff, MD's National Provider Identifier is 1689693327, issued on Jul 19, 2006. The primary taxonomy on file is Endocrinology, Diabetes & Metabolism Physician (207RE0101X), and the practice location is in Brooklyn, NY. The record was last updated on Jan 17, 2012.