About Rebecca Karp, MD

Dr. Rebecca Karp is a hematologist at the Massachusetts General Hospital and an Assistant Professor at Harvard Medical School. She treats a broad range of hematologic disorders and has a particular interest in antiphospholipid antibody syndrome, hematologic complications of pregnancy, and porphyria. She is Co-Founder and Co-Director of the multidisciplinary Mass General Porphyria Center, the largest porphyria center in New England. Dr. Karp received her medical degree from the Icahn School of Medicine at Mount Sinai Hospital in New York City and completed her residency in Internal Medicine and fellowship in Hematology/Oncology at Beth Israel Deaconess Medical Center in Boston. Dr. Karp is highly involved in medical education, and spends much of her time teaching medical students, residents, and fellows.

Departments, Centers, & Programs:

Clinical Interests:



Mass General Cancer Center: Hematology Oncology
55 Fruit St.
Boston, MA 02114
Phone: 617-724-4000

Mass General Brigham Healthcare Center
52 Second Ave.
Waltham, MA 02451
Phone: 781-487-6100
Fax: 617-487-6201

Medical Education

  • MD, Mount Sinai School of Medicine
  • Residency, Beth Israel Deaconess Medical Center
  • Fellowship, Beth Israel Deaconess Hospital

American Board Certifications

  • Hematology, American Board of Internal Medicine
  • Internal Medicine, American Board of Internal Medicine
  • Medical Oncology, American Board of Internal Medicine

Accepted Insurance Plans

Note: This provider may accept more insurance plans than shown; please call the practice to find out if your plan is accepted.

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