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Family Practitioner, Adolescent Specialist
30 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).

Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. Karen Hacker is Good. Dr. Hacker has been reviewed by 1 patients who have provided 0 comments. The rating is 4 out of 5 stars.

Specialties & Research

Dr. Karen Hacker, MD is board certified in Internal Medicine - Adolescent Medicine.

Education & Awards

Dr. Hacker graduated from Northwestern University, Chicago.


Dr. Hacker has 7 hospital affiliations:

  • Massachusetts General Hospital 
  • Boston Medical Center 


  • French

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Additional Information
Dr. Karen Ann Hacker MD is a female Family Practitioner, has 30 years of experience and practices in Adolescent Medicine and Adolescent Medicine.
Where does Dr. Karen A. Hacker practice?
Dr. Karen Hacker has 12 office locations.
Dr. Karen Hacker practices Adolescent Medicine and Adolescent Medicine near Cambridge, MA.
Additional practice locations include: Somerville, MA and Everett, MA.
See Cambridge Family Physicians and Cambridge Adolescent Specialists.