> > > > Dr. Graham McMahon, MD, MMSC
Dr. Graham Thomas McMahon MD and MMSC is a male Internist, has 13 years of experience and practices in Internal Medicine, Endocrinology, Diabetes & Metabolism, and Endocrinology and Metabolism.
Video profile
Dr. Graham McMahon has 2 office locations.
133 Old Road To 9 Acre Cor
Concord, MA 01742

Phone Number
Locations and availability (2)
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

4.0
  • Currently 4 of 4 stars
(9)
Patient comments (4)

The overall average patient rating of Dr. Graham McMahon, Endocrinologist is Excellent. Dr. McMahon has been reviewed by 9 patients who have provided 4 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 3.1
  • Currently 3.125 of 4 stars
Promptness 3.9
  • Currently 3.875 of 4 stars
Courteous Staff 3.8
  • Currently 3.7777777777778 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Specialties & Research

Dr. Graham McMahon, MD, MMSC is board certified in Internal Medicine and Endocrinology, Diabetes & Metabolism.

  • He has special expertise in 7 areas:
  • Adrenal Gland Diseases
  • Diabetes
  • Diabetes Mellitus
  • Diabetes
  • Hyperthyroidism
  • Hypothyroidism
  • Thyroid Diseases

Education & Awards

Dr. McMahon graduated from Royal College Of Surgeons In Ireland, Dublin. He has 4 awards.

Awards  
Patients' Choice Award (2008 - 2011, 2013)
Compassionate Doctor Recognition (2009 - 2011, 2013)
Top Ten Doctors (2012)
Fenway - Kenmore - Audubon Circle - Longwood
Endocrinology
On-Time Doctor Award (2009)

Affiliations

Dr. McMahon has 4 hospital affiliations:

  • Faulkner Hospital 
  • Brigham and Women's Hospital 

Accepted Insurance Plans

Dr. McMahon accepts these health insurances in at least one office:

  • Blue Cross Blue Shield of Massachusetts - 15 plans
  • Tufts Health Plans - 3 plans
  • Cigna - 3 plans
  • Aetna - 3 plans
  • Fallon Community Health Plan (FCHP) - 1 plan

Languages

  • Portuguese
  • Russian
  • Spanish


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Additional Information
Where does Dr. Graham T. McMahon practice?
Dr. Graham McMahon practices Internal Medicine, Endocrinology, Diabetes & Metabolism, and Endocrinology and Metabolism near Concord, MA.
Additional practice locations include: Boston, MA.
See Concord Internists and Concord Endocrinologists.