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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).

Learn more about Dr. Gwenn O'Keeffe:

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Patient Reviews

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The overall average patient rating of Dr. Gwenn O'Keeffe is Poor. Dr. O'Keeffe has been reviewed by 1 patients who have provided 0 comments. The rating is 1 out of 5 stars.

Specialties & Research

Dr. Gwenn O'Keeffe, MD is board certified in Pediatrics.

Education & Awards

Dr. O'Keeffe graduated from Tufts University, Boston.


Dr. O'Keeffe has 8 hospital affiliations:

  • NSMC - Salem Hospital 
  • Newton-Wellesley Hospital 

> > > > Dr. Gwenn O'Keeffe, MD

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Additional Information
Dr. Gwenn S O'Keeffe MD is a female Pediatrician, has 19 years of experience and practices in Pediatrics.
Where does Dr. Gwenn S. O'Keeffe practice?
Dr. Gwenn O'Keeffe has 4 office locations.
Dr. Gwenn O'Keeffe practices Pediatrics near Chelmsford, MA.
Additional practice locations include: Boston, MA and Norwood, MA.
See Chelmsford Pediatricians.