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Fax: 617-724-1126

Location
Massachusetts General Hospital
AKA

Ballen, Karen K, MD

Categories
Physicians & Surgeons, Physicians & Surgeons, Cardiology, Physicians & Surgeons, Family Medicine & General Practice, Physicians & Surgeons, Hematology (Blood), Physicians & Surgeons, Internal Medicine, Physicians & Surgeons, Obstetrics And Gynecology, Physicians & Surgeons, Oncology, Physicians & Surgeons, Pediatrics
Other Information

Specialties: Hematology / Oncology Specialist, Hepatologist (Liver, Gallbladder & Pancreas), Internal Medicine, Hematology

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