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Specialties & Research
Dr. Patrick O'Callahan, MD is board certified in Family Medicine.
Education & Awards
Dr. O'Callahan graduated from Columbia University, New York.
Dr. O'Callahan has 3 hospital affiliations:
- Stanford Hospital and Clinics
- Stanford Medical Center
- Lawrence And Memorial Hospital, New London CT
Accepted Insurance Plans
Dr. O'Callahan accepts these health insurances in at least one office:
- United Healthcare - 5 plans
- Great-West Healthcare - 1 plan
- Cigna - 2 plans
Similar doctors nearby
- Additional Information
- Where does Dr. Patrick D. O'Callahan practice?
Dr. Patrick O'Callahan practices Family Medicine, Emergency Medical Services, and Preventive Medicine/Occupational Environmental Medicine near Cambridge, MA.
Additional practice locations include: Stanford, CA.
See Cambridge Family Physicians, Cambridge Emergency Physicians, and Cambridge Preventive Medicine Specialists.