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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

5.0
  •  
(10)
Patient comments (4)

The overall average patient rating of Dr. Graham McMahon, Endocrinologist is Excellent. Dr. McMahon has been reviewed by 10 patients who have provided 4 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.8
  •  
Promptness 4.8
  •  
Courteous Staff 4.7
  •  
Accurate Diagnosis 5.0
  •  
Bedside Manner 5.0
  •  
Spends Time with Me 5.0
  •  
Follows Up After Visit 5.0
  •  

Specialties & Research

Dr. Graham McMahon, MD, MMSC is board certified in Internal Medicine.

  • He has special expertise in 6 areas:
  • Adrenal Gland Diseases
  • Diabetes
  • Diabetes
  • Hyperthyroidism
  • Hypothyroidism
  • Thyroid Diseases

Education & Awards

Dr. McMahon graduated from Royal College Of Surgeons In Ireland, Dublin. He has 3 awards.

Awards  
Patients' Choice Award (2008 - 2011, 2013 - 2014)
Compassionate Doctor Recognition (2009 - 2011, 2013 - 2014)
On-Time Doctor Award (2009, 2014)

Affiliations

Dr. McMahon has 4 hospital affiliations:

  • Brigham and Women's Hospital 
  • Faulkner Hospital 

Languages

  • Portuguese
  • Spanish
  • Russian

> > > > Dr. Graham McMahon, MD, MMSC

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Additional Information
Dr. Graham Thomas McMahon MD and MMSC is a male Internist, has 14 years of experience and practices in Internal Medicine.
Where does Dr. Graham T. McMahon practice?
Dr. Graham McMahon has 2 office locations.
Dr. Graham McMahon practices Internal Medicine near Boston, MA.
Additional practice locations include: Jamaica Plain, MA.
See Boston Internists.