Gary Douglas Hammer, MD
Gary Douglas Hammer, MD practises Endocrinology in Ann Arbor, Michigan. Graduated from Tufts University School of Medicine in 1992, 34 years ago. Practices with Regents of the University of Michigan, a 3,271-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Michigan.
- Years since qualifying
- 34
- Trained at
- Tufts University School of Medicine
- Licensed in
- MI
- In the registry since
- 2006
- Specialties on file
- 2
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
1500 E Medical Center DrAnn Arbor, MI 48109-5000
Phone: (734) 936-4000
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (1)
- 1500 East Medical Center Dr, Ann Arbor, MI 48109-5354 — (734) 763-4876
Specialties & licences
| Endocrinology, Diabetes & Metabolism Physician (primary) | Taxonomy 207RE0101X · Licence 4301075475 (MI) |
|---|---|
| Cardiovascular Disease Physician | Taxonomy 207RC0000X · Licence 4301075475 (MI) |
Record details
| NPI number | 1871676791 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | October 23, 2006 |
| Last updated in NPPES | October 2, 2025 |
| Certification date | October 2, 2025 |
Medicare enrollment
| Medicare specialty | ENDOCRINOLOGY |
|---|---|
| Also practises | INTERNAL MEDICINE |
| Medical school | TUFTS UNIVERSITY SCHOOL OF MEDICINE |
| Graduated | 1992 (34 years in practice) |
| Group practice | Regents Of The University Of Michigan — 3271 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Practice locations | 13 on file with Medicare |
Practises at
- University Of Michigan Health System Hospital · Ann Arbor, MI
Colleagues at Regents of the University of Michigan
- Alison H Affinati, MD, PHD Internal Medicine Physician · Ann Arbor, MI
- Dr. Sharon Aronovich, DMD Oral and Maxillofacial Surgery (Dentist) · Ann Arbor, MI
- Eileen A Crawford, MD Orthopaedic Surgery Physician · Ann Arbor, MI
- Robert Pickett Dickson, MD Internal Medicine Physician · Ann Arbor, MI
- Alex Clayton Donaghy, MD Physical Medicine & Rehabilitation Physician · Ann Arbor, MI
- Todd Knowlton Favorite, PHD Clinical Psychologist · Ann Arbor, MI
- Chan Gao, MD Physical Medicine & Rehabilitation Physician · Ann Arbor, MI
- Erin N Lape, CRNA Certified Registered Nurse Anesthetist · Ann Arbor, MI
- Jennifer Brescoll Mancuso, MD Pediatric Dermatology Physician · Ann Arbor, MI
- Michelle A Petrak, CRNA Certified Registered Nurse Anesthetist · Ann Arbor, MI
- Vijay Singh, MD Family Medicine Physician · Ann Arbor, MI
- Kate Szymanski, DO Geriatric Medicine (Family Medicine) Physician · Ann Arbor, MI
Other providers in Ann Arbor
-
Dr. Leon Friedman, MD
818 Asa Gray Dr, Ann Arbor, MI 48105-2565 · (734) 996-9844
-
Dr. Santhi Kalaichelvi Ganesh, MD
325 Briarwood Cir, Ann Arbor, MI 48108-1605 · (888) 287-1082
-
Christopher Paul Gans, MD
24 Frank Lloyd Wright Dr, Ann Arbor, MI 48105-9484 · (888) 287-1082
-
Jessica Rachel Golbus, MD
1500 E Medical Center Dr, Ann Arbor, MI 48109-5000 · (734) 936-4000
-
Dr. George Hanna, MD
1500 E Medical Center Dr, Ann Arbor, MI 48109-5000 · (734) 936-4000
-
Michael Henry, MD
1500 E Medical Center Dr 3116 Taubman Center Spc 5368, Ann Arbor, MI 48109 · (810) 227-9510
-
Marion Angelika Hofmann Bowman, MD
1500 E Medical Center Dr 3rd Fl Cardiovascular Center, Ann Arbor, MI 48109-5856 · (888) 287-1082
-
Sania Pyarali Jiwani, MD
1500 E Medical Center Drive Cvc 2386-A/SPC 5853, Ann Arbor, MI 48109 · (734) 936-8689