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    Dr. Mark D. Duncan, MD

    Surgical Oncology

    Dr. Duncan's Overview

    Dr. Duncan graduated from the Mayo Medical School in 1987. He works in Baltimore, MD and specializes in Surgical Oncology. Dr. Duncan is affiliated with Johns Hopkins Bayview Medical Center and The Johns Hopkins Hospital.

    Dr. Duncan's Experience

    Years in Practice: 29

    Dr. Duncan's Specialties

    Surgical Oncology

    Dr. Duncan's Education & Training

    Medical School: Mayo Medical School; Graduated 1987

    Dr. Duncan's Rating

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    Overall Rating


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

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

    • Aetna Signature Administrators PPO
    • BCBS Blue Card PPO
    • CareFirst BlueChoice Advantage
    • CareFirst BluePreferred PPO
    • CareFirst Maryland POS
    • CIGNA Open Access Plus
    • Coventry DE PPO
    • First Health PPO
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    Dr. Duncan's Office Information & Appointments

    Office Locations

    Johns Hopkins Bayview Medical Center General Surgery

    4940 Eastern Ave RM 558
    Baltimore, MD 21224
    (410) 550-0400


    Office Hours and Information

    Fax: (410) 550-2011

    Practice Website: Not Available

    Accepting New Patients: Yes

    Medicare Accepted: Yes

    Medicaid Accepted: Yes

    Monday 8:00 AM - 4:30 PM
    Tuesday 8:00 AM - 4:30 PM
    Wednesday 8:00 AM - 4:30 PM
    Thursday 8:00 AM - 4:30 PM
    Friday 8:00 AM - 4:30 PM
    Saturday Closed
    Sunday Closed

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