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    Dr. Maureen D. Passaro, MD

    Endocrinology, Diabetes & Metabolism, Diabetes

    • (301) 774-6655

    Dr. Passaro's Overview

    Dr. Passaro graduated from the New York Medical College in 1990. She works in Olney, MD and specializes in Endocrinology, Diabetes & Metabolism and Diabetes.

    Dr. Passaro's Experience

    Years in Practice: 26

    Dr. Passaro's Specialties

    Endocrinology, Diabetes & Metabolism, Diabetes

    Dr. Passaro's Education & Training

    Medical School: New York Medical College; Graduated 1990

    Dr. Passaro's Rating

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    Overall Rating


    • Explains conditions & treatments
    • Takes time to answer my questions
    • Provides follow-up as needed
    • View All Ratings

    Dr. Passaro's Accepted Insurance

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

    • Aetna Choice POS II
    • Aetna HMO
    • Aetna Managed Choice POS
    • Aetna Managed Choice POS Open Access
    • Aetna Select
    • Aetna Signature Administrators PPO
    • Anthem KeyCare PPO
    • BCBS Blue Card PPO
    • CareFirst BlueChoice Advantage
    • CareFirst BluePreferred PPO
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    Dr. Passaro's Office Information & Appointments

    Office Locations

    MedStar Physicians Partners
    Medstar Medical Group

    2901 Olney Sandy Spring Rd
    Olney, MD 20832
    (301) 774-6655


    Office Hours and Information

    Fax: (301) 774-5652

    Practice Website:

    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

    Other Physicians in Dr. Passaro's Practice

    Dr. Passaro's Hospital Affiliations

    • Not Available

    Office Locations

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