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    Dr. John F. Brennan, MD


    • (262) 687-8312

    Dr. Brennan's Overview

    Dr. Brennan graduated from the Rosalind Franklin University/ Chicago Medical School in 1991. He works in Racine, WI and 1 other location and specializes in Nephrology. Dr. Brennan is affiliated with Wheaton Franciscan Healthcare Franklin and Wheaton Franciscan Healthcare-All Saints Behavioral Health Center.

    Dr. Brennan's Experience

    Years in Practice: 25

    Conditions Treated by Dr. Brennan

    Procedures Performed by Dr. Brennan

    Dr. Brennan's Specialties


    Dr. Brennan's Education & Training

    Medical School: Rosalind Franklin University/ Chicago Medical School; Graduated 1991

    Dr. Brennan's Rating

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

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

    • Aetna Choice POS II
    • Aetna Managed Choice POS
    • Aetna Managed Choice POS Open Access
    • Aetna Signature Administrators PPO
    • Anthem Blue Access PPO
    • Anthem Blue Preferred HMO
    • Anthem Blue Preferred Plus POS
    • BCBS Blue Card PPO
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    Dr. Brennan's Office Information & Appointments

    Office Locations

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

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