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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

Patient comments (9)

The overall average patient rating of Dr. John Lewis is Excellent. Dr. Lewis has been reviewed by 22 patients who have provided 9 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.7
Promptness 4.9
Courteous Staff 4.8
Accurate Diagnosis 4.8
Bedside Manner 4.9
Spends Time with Me 4.7
Follows Up After Visit 4.5

Specialties & Research

Dr. John Lewis, MD is board certified in Internal Medicine.

  • He has special expertise in 1 area:
  • Medicine

Education & Awards

Dr. Lewis graduated from New York Medical College, Valhalla. He has 5 awards.

Patients' Choice 5th Anniversary Award (2014)
Patients' Choice Award (2010 - 2014)
Compassionate Doctor Award - 5 Year Honoree (2014)
Compassionate Doctor Recognition (2010 - 2014)
On-Time Doctor Award (2014)


Dr. Lewis has 10 hospital affiliations:

  • Massachusetts General Hospital 
  • Brigham and Women's Hospital 


  • French
  • Spanish

> > > > Dr. John Lewis, MD

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Additional Information
Dr. John A Lewis MD is a male Internist, has 18 years of experience and practices in Internal Medicine.
Where does Dr. John A. Lewis practice?
Dr. John Lewis has 2 office locations.
Dr. John Lewis practices Internal Medicine near West Roxbury, MA.
Additional practice locations include: Dedham, MA.
See West Roxbury Internists.