

Hematology
Jon Aster, MD PHD
Chief, Hematopathology, Brigham and Women's Hospital; Professor of Pathology, Harvard Medical School
Boston, MA
Dr. Jon Aster is a pathology, anatomic pathology specialist at Massachusetts General Hospital, serving as Chief, Hematopathology, Brigham and Women's Hospital; Professor of Pathology, Harvard Medical School.
35+
Years in Practice
Credentials
Board Certifications
- Anatomic Pathology, 1991
Education & Training
- University of Michigan School of Medicine (MD)
- Brigham and Women's Hospital, Pathology (Residency)
- Brigham and Women's Hospital, Pathology (Fellowship)
Peer Recognition
- Castle Connolly — Top Doctor
2025-2026 (2 years)
Clinical Focus
Subspecialties
Hematology & Oncology
Conditions & Treatments
LeukemiaLymphomaMultiple MyelomaImmunotherapyHematologic Malignancies
Practice Details
Hospital Affiliations
- Dana-Farber Cancer Institute
- Massachusetts General Hospital, Boston, MA
Experience
35+ years in practice