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    John M. Willis, DO

    Internal Medicine, Diabetes

    • (817) 473-6867

    Dr. Willis's Overview

    Dr. Willis graduated from the University of North Texas College of Osteopathic Medicine in 1990. He works in Mansfield, TX and 1 other location and specializes in Internal Medicine and Diabetes. Dr. Willis is affiliated with Methodist Mansfield Medical Center.

    Dr. Willis's Experience

    Years in Practice: 27

    Dr. Willis's Specialties

    Internal Medicine, Diabetes

    Dr. Willis's Education & Training

    Medical School: University of North Texas College of Osteopathic Medicine; Graduated 1990

    Dr. Willis'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. Willis'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 Signature Administrators PPO
    • Aetna Texas Elect Choice MRF
    • BCBS Blue Card PPO
    • BCBS TX BlueChoice
    • CIGNA HMO
    • CIGNA LocalPlus
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    Dr. Willis's Office Information & Appointments

    Office Locations

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

    Other Physicians in Dr. Willis's Practice

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    Dr. Willis's Hospital Affiliations

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