

Hematology
Mark Abate, M.D.
Chief, Oncology Division, Santa Barbara Cottage Hospital
Santa Barbara, CA
Dr. Mark Abate is a hematologist and medical oncologist at Sansum Clinic and Ridley-Tree Cancer Center in Santa Barbara, California, where he has practiced for over 38 years. He serves as President of the Department of Internal Medicine at Santa Barbara Cottage Hospital and Chief of the Oncology Division. He specializes in medical oncology and hematology with an emphasis in breast care, and holds leadership roles including Vice President of the Board of Directors at Tri-Counties Blood Bank.
40+
Years in Practice
Credentials
Education & Training
- MD: University of Connecticut School of Medicine (1982)
- Internship: Internal Medicine, Dartmouth-Hitchcock Medical Center
- Residency: Stanford University Medical Center (1986)
- Fellowship: Hematology, Stanford University Medical Center
- Fellowship: Oncology/Hematology, UCLA (1988)
Peer Recognition
- Castle Connolly — Top Doctor
2022-2026 (5 years)
Clinical Focus
Subspecialties
Hematology & Oncology
Conditions & Treatments
LeukemiaLymphomaMultiple MyelomaHematologic Malignancies
Practice Details
Hospital Affiliations
- Santa Barbara Cottage Hospital
Experience
40+ years in practice