Individual provider · Type 1 NPI

Gary Douglas Hammer, MD

Endocrinology, Diabetes & Metabolism Physician · Ann Arbor, MI

NPI number 1871676791 Active

Practice location

1500 E Medical Center Dr
Ann Arbor, MI 48109-5000

Call (734) 936-4000 Map

Mailing address

3621 S State St
Ann Arbor, MI 48108-1633

Other practice locations

  • 1500 East Medical Center Dr, 1st Floor Cancer & Geriatrics Center, Ann Arbor, MI 48109-5354 · (734) 763-4876

Specialties and licenses

TaxonomyCodeLicense
Cardiovascular Disease Physician 207RC0000X4301075475 (MI)
Endocrinology, Diabetes & Metabolism Physician Primary 207RE0101X4301075475 (MI)

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.

4,578 other providers at this address

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About NPI 1871676791

Gary Douglas Hammer, MD's National Provider Identifier is 1871676791, issued on Oct 23, 2006. The primary taxonomy on file is Endocrinology, Diabetes & Metabolism Physician (207RE0101X), and the practice location is in Ann Arbor, MI. The record was last updated on Oct 2, 2025.