Marie Demay, MD
Marie Demay, MD
Professor of Medicine, Harvard Medical School
Contact Information
About Marie Demay, MD
Departments, Centers, & Programs:
Clinical Interests:
- Calcium disorders
- Endocrinology
- Osteomalacia
Treats:
- Adult
Languages:
- French
Locations
Mass General Endocrinology: Thyroid Associates
55 Fruit St.
Wang Ambulatory Care Center
Suite 730S
Boston, MA 02114
Phone: 617-726-8720
Mass General Endocrinology & Diabetes Care
102-104 Endicott St
Danvers, MA 01923
Phone: 617-726-8720
Mass General Endocrinology & Diabetes Care
52 Second Ave.
Blue Building, Suite 3100
Waltham, MA 02451
Phone: 617-726-8720
Medical Education
- MD, University of Saskatchewan
- Residency, Royal Victoria Hospital, Montreal
- Fellowship, Royal Victoria Hospital, Montreal
American Board Certifications
- Endocrinology, Diabetes & Metabolism, American Board of Internal Medicine
- Internal Medicine, American Board of Internal Medicine
Accepted Insurance Plans
- Aetna
- Beech Street
- Blue Cross Blue Shield
- Blue Cross Blue Shield Medicare
- Cigna
- Commonwealth Care Alliance
- Coventry
- Fallon Health
- Harvard Pilgrim Health Care
- Humana
- Maine Community Health Options
- Mass General Brigham Health Plan
- MassHealth
- Medicaid ME
- Medicaid NH
- Medicaid RI
- Medicaid VT
- Medicare
- Medicare ACO
- Multiplan
- Railroad Medicare
- Senior Whole Health
- TriCare
- Tufts Health Plan
- United Health Care
- Wellpoint
- WellSense
- WellSense NH
Note: This provider may accept more insurance plans than shown; please call the practice to find out if your plan is accepted.
Reviews: Comments and Ratings
Patient Gateway
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A Top Hospital in America
Mass General is recognized as a top hospital on the U.S. News Best Hospitals Honor Roll for 2024-2025.
She is excellent and compassionate. She listened carefully to me and gave me some great suggestions. [redacted]
Dr. Demay is delightful [redacted] Thank you.
Dr. DeMay is terrific. She has always given me the very best care and I would recommend her to anyone.
Dr. Demay is a very caring provider and extremely knowledgeable in her field. She listens and is easy to talk to. I've known her for a long time and appreciate her.
Dr. Demay is an excellent doctor. She is engaging, listens and is very informative. [redacted] She was great!
I've had a few instances when I did meet with the provider. [redacted] She is a wonderful care provider, a very sympathetic and good listener to what her patients are saying to her. I've enjoyed my association with her and value her assistance and input always. [redacted]
I fully trust Dr. DeMay with my health care. She is extremely knowledgable, explains things I layman's terms and provides reasons for her decisions. [redacted]
First class, attentive, intelligent doctor, good listener, answers my questions respectfully, explains in a way that a lay person can understand. Has kind demeanor.
Dr. Demay is a jewel. [redacted]
I think Dr. Demay is a great doctor.