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    Dr. William C. O'callahan, MD

    Emergency Medicine

    • (617) 243-6193

    Dr. O'callahan's Overview

    Dr. O'callahan graduated from the University of Massachusetts Medical School in 1990. He works in Newton Lower Falls, MA and specializes in Emergency Medicine. Dr. O'callahan is affiliated with Newton-Wellesley Hospital.

    Dr. O'callahan's Experience

    Years in Practice: 26

    Dr. O'callahan's Specialties

    Emergency Medicine

    Dr. O'callahan's Education & Training

    Medical School: University of Massachusetts Medical School; Graduated 1990

    Dr. O'callahan's Rating

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    • Explains conditions & treatments
    • Takes time to answer my questions
    • Provides follow-up as needed
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    Dr. O'callahan's Accepted Insurance

    Please verify insurance information directly with your doctor's office as it may change frequently.

    • Not Available

    Dr. O'callahan's Office Information & Appointments

    Office Locations

    Newton-Wellesley Emrgncy Phy
    Newton-Wellesley Hospital Emergency

    2014 Washington St
    Newton Lower Falls, MA 02462
    (617) 243-6193


    Office Hours and Information

    Fax: (617) 243-6371

    Practice Website:

    Accepting New Patients: Yes

    Medicare Accepted: Yes

    Medicaid Accepted: Yes

    Not Available

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