Browse Health
7 years of experience
Accepting new patients
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).

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Specialties & Research

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

  • He has special expertise in 1 area:
  • Flu (Human Influenza)

Education & Awards

Dr. McWilliams graduated from Harvard University , Boston.


Dr. McWilliams has 3 hospital affiliations:

  • Brigham and Women's Hospital 
  • Faulkner Hospital 
  • Brigham & Women`s Hospital 


  • French
  • German
  • Persian
  • Hebrew
  • Polish
  • Portuguese
  • Russian
  • Hindi
  • Spanish

> > > > Dr. John McWilliams, MD

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Additional Information
Dr. John Michael McWilliams MD is a male Internist, has 7 years of experience and practices in Internal Medicine.
Where does Dr. John M. McWilliams practice?
Dr. John McWilliams has 1 office location.
Dr. John McWilliams practices Internal Medicine near Boston, MA.
See Boston Internists.