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    Dr. Frederick W. Ruymann, MD

    Gastroenterology

    Dr. Ruymann's Overview

    Dr. Frederick W. Ruymann graduated from the Case Western Reserve University School of Medicine in 1987. He works in Cambridge, MA and 2 other locations and specializes in Gastroenterology. Dr. Ruymann is affiliated with Beth Israel Deaconess Hospital Needham, Boston Childrens Hospital, Metrowest Medical Center, Mount Auburn Hospital and Newton-Wellesley Hospital.

    Dr. Ruymann's Experience

    Years in Practice: 29

    Dr. Ruymann's Specialties

    Gastroenterology

    Dr. Ruymann's Education & Training

    Medical School: Case Western Reserve University School of Medicine; Graduated 1987

    Dr. Ruymann's Rating

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    Physician

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

    • Aetna Choice POS II
    • Aetna HMO
    • Aetna Managed Choice POS Open Access
    • Aetna Signature Administrators PPO
    • BCBS Blue Card PPO
    • BCBS MA Blue Care Elect PPO
    • BCBS MA HMO Blue with Managed Care Behavioral Health
    • BCBS MA Preferred Blue PPO
    • CIGNA HMO
    • CIGNA LocalPlus
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    Dr. Ruymann's Office Information & Appointments

    Office Locations

    *This physician has multiple office locations. See Office Information for details.

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