Highlights
Age Groups Seen
- Adults
- Geriatrics
Languages
- English
Gender
MaleLocations
- Brigham and Women's Rheumatology Arthritis Center
- 60 Fenwood Road, Boston, MA 02115
- Get Directions
- phone: 617-732-5325
- fax: 617-732-5766
Expertise
Education
- Fellowship: Brigham and Women's Hospital, Rheumatology, 2023
- Residency: Massachusetts General Hospital, Internal Medicine, 2018
- Medical Education: Weill Cornell Medical College, Medical Doctor degree verification: Gregory C. McDermott, MD, 2015
Board Certifications
- Rheumatology: American Board of Internal Medicine, 2022
- Internal Medicine: American Board of Internal Medicine, 2018
Insurance
- Aetna
- Beech Street
- Blue Cross Blue Shield
- Blue Cross Blue Shield Medicare
- Cigna
- Commonwealth Care Alliance
- Coventry
- Fallon Health
- Harvard Pilgrim Health Care
- Humana
- Mass General Brigham Health Plan
- MassHealth
- Medicaid ME
- Medicaid NH
- Medicare
- Medicare ACO
- Multiplan
- Senior Whole Health
- TriCare
- Tufts Health Plan
- Tufts Medicare Preferred
- United Health Care
- Wellpoint
- WellSense
- WellSense NH
Ratings & Reviews
4.9 out of 5
51 ratings, 22 reviewsThe Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
- Reviewed on 2/4/2026
Dr. McDermott is a thoughtful listener and always offers carefully considered options for treatment. He is an excellent practitioner and I have tremendous respect for him.
- Reviewed on 1/30/2026
Dr. Gregory McDermott is a good doctor. He is professional, knowledgeable, and takes the time to listen to concerns. He explains things clearly and makes you feel comfortable during the visit. Overall, my experience with him has been very positive.
- Reviewed on 12/25/2025
Consummate professional
- Reviewed on 12/25/2025
Dr. McDermott is a professional and kind doctor
- Reviewed on 12/11/2025
Dr. McDermott listened carefully to me and offered me options whenever I had a question. I felt comfortable with his understanding of my medical history and with his reommendations about my treatment plan going forward.
- Reviewed on 12/11/2025
I always have pleasant and productive visit with my Doctor and all the Nureses, and the Staff.
- Reviewed on 12/11/2025
It was good.
- Reviewed on 11/15/2025
Dr Mcdermott spent over a half HOUR EXPLAINING POLYALGA ATHRITICA AND PRENTISONE USE. He was well prepared ,his plan of treatment. HAVE complete confidence in him and am glad I have him as a physician.
- Reviewed on 11/12/2025
Knowledgeable, caring, goes the extra mile.
- Reviewed on 11/5/2025
Dr was extremely caring listened to me also was great with questions n answering them he took his time .very attentive.
- Reviewed on 10/1/2025
Dr McDermott always provides me with excellent care and advise.
- Reviewed on 10/1/2025
Pleasant informative
- Reviewed on 9/26/2025
Dr McDermott...caring, concerned and always on top of all my issues. Dr McDermott communicated with me whenever I have an issue. He is the best?
- Reviewed on 9/24/2025
Instructions for getting to the actual virtual visit were not clear.
- Reviewed on 9/19/2025
Great advice
- Reviewed on 7/31/2025
Dr. McDermott is an excellent physician: intelligent, knowledgeable, thoughtful, kind, caring, an excellent listener, and he has a caring, comforting, modest, and assuring manner. Grade: A+
- Reviewed on 7/25/2025
I've been very happy and satisfied with what I received under Dr. McDermott and I would recommend him to anyone else that needed a rheumatologist.
- Reviewed on 6/23/2025
Consistently excellent
- Reviewed on 6/12/2025
Thorough, compassionate care
- Reviewed on 5/18/2025
Very friendly and explains things easily and really listens
- Reviewed on 5/14/2025
Dr. McDermott diagnosed my issue immediately. I had been seeing other doctors for over 6 months with one wrong diagnosis after another. Then He got me immediate care.
- Reviewed on 4/1/2025
Very professional. Saw me earlier than my scheduled appointment. Went over a care plan for my medial issues.