Skip to main content
James O'Shea, MD, Oncology, Cambridge, MA, Cambridge Health Alliance

JamesDennisO'SheaMD

Oncology Cambridge, MA

Breast Cancer, Hematologic Oncology, Thoracic Cancer

Cambridge Health Alliance Cambridge, MA

Dr. O'Shea is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Connect with other colleagues in the same hospital or clinic
  • Search all U.S. specialist profiles and refer a patient
  • Read the latest clinical news and earn CME/CEU credits

See Dr. O'Shea's full profile

Already have an account?

Education & Training

  • Yale-New Haven Medical Center
    Yale-New Haven Medical CenterFellowship, Hematology and Medical Oncology, 1993 - 1996
  • University of California (San Francisco)
    University of California (San Francisco)Residency, Internal Medicine, 1989 - 1992
  • University of Rochester School of Medicine and Dentistry
    University of Rochester School of Medicine and DentistryClass of 1989, Alpha Omega Alpha medical honor society
  • Haverford College
    Haverford CollegeBA, Religion, 1978 - 1982

Certifications & Licensure

  • NH State Medical License
    NH State Medical License 1996 - Present
  • CA State Medical License
    CA State Medical License 1990 - Present
  • MA State Medical License
    MA State Medical License 2008 - 2025
  • NH State Medical License
    NH State Medical License 1996 - 2014
  • CT State Medical License
    CT State Medical License 1993 - 1996
  • American Board of Internal Medicine Medical Oncology

Awards, Honors, & Recognition

  • Boston Top Doctor 2022
  • Regional Top Doctor Castle Connolly, 2014
  • CMS Meaningful Use Stage 1 Certification OncoEMR, Altos Solutions, Inc., 2012-2013

Professional Memberships

Other Languages

  • Spanish

Hospital Affiliations