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    Dr. Douglas N. Flagg, MD

    Internal Medicine, Rheumatology

    • (216) 291-9171

    Dr. Flagg's Overview

    Dr. Flagg graduated from the University of Toledo College of Medicine in 1986. He works in South Euclid, OH and specializes in Internal Medicine and Rheumatology. Dr. Flagg is affiliated with University Hospitals Case Medical Center.

    Dr. Flagg's Experience

    Years in Practice: 30

    Dr. Flagg's Specialties

    Internal Medicine, Rheumatology

    Dr. Flagg's Education & Training

    Medical School: University of Toledo College of Medicine; Graduated 1986

    Dr. Flagg'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. Flagg's Accepted Insurance

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

    • Aetna Choice POS II
    • Aetna Health Network Option Open Access
    • Aetna HMO
    • Aetna Managed Choice POS
    • Aetna Managed Choice POS Open Access
    • Aetna Signature Administrators PPO
    • Anthem Blue Access PPO
    • Anthem Blue Preferred HMO
    • Anthem Core DirectAccess OH
    • Anthem OH Pathway X Tiered Hosp Ind Direct Access
    • View More

    Dr. Flagg's Office Information & Appointments

    Office Locations

    University Hospital Medical Physicians
    University Hospital Medical Practice

    1611 S Green Rd Ste 160
    South Euclid, OH 44121
    (216) 291-9171


    Office Hours and Information

    Fax: (216) 291-1827

    Practice Website:

    Accepting New Patients: No

    Medicare Accepted: Yes

    Medicaid Accepted: Yes

    Monday 9:00 AM - 5:00 PM
    Tuesday 9:00 AM - 5:00 PM
    Wednesday 9:00 AM - 5:00 PM
    Thursday 9:00 AM - 5:00 PM
    Friday 9:00 AM - 5:00 PM
    Saturday Closed
    Sunday Closed

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