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. Karen Hacker:
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Specialties & Research
Dr. Karen Hacker, MD is board certified in Internal Medicine and 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
Accepted Insurance Plans
Dr. Hacker accepts these health insurances in at least one office:
- United Healthcare - 17 plans
- Blue Cross Blue Shield of Massachusetts - 17 plans
- Harvard Pilgrim Health Care - 2 plans
- Humana - 2 plans
- Cigna - 1 plan
- Network Health - 2 plans
Similar doctors nearby
- Additional Information
- Where does Dr. Karen A. Hacker practice?
Dr. Karen Hacker practices Internal Medicine, Adolescent Medicine, Pediatrics, Pediatric Adolescent Medicine, and Adolescent Medicine near Somerville, MA.
Additional practice locations include: Cambridge, MA.
See Somerville Internists, Somerville Adolescent Specialists, Somerville Pediatricians, and Somerville Family Physicians.