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    Dr. Katherine M. Dewey, MD

    Obstetrics & Gynecology

    • (636) 498-5890

    Dr. Dewey's Overview

    Dr. Dewey graduated from the New York University School of Medicine in 1994. She works in Saint Charles, MO and specializes in Obstetrics & Gynecology. Dr. Dewey is affiliated with SSM Health St Joseph Hospital Lake Saint Louis and SSM St Joseph Health Center.

    Dr. Dewey's Experience

    Years in Practice: 22

    Dr. Dewey's Specialties

    Obstetrics & Gynecology

    Dr. Dewey's Education & Training

    Medical School: New York University School of Medicine; Graduated 1994

    Dr. Dewey'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. Dewey'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
    • Anthem Blue Preferred Select
    • Anthem MO Blue Preferred Options
    • Anthem MO Direct Access wHSA
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    Dr. Dewey's Office Information & Appointments

    Office Locations

    SSM Health Medical Group

    1475 Kisker Rd Ste 200
    Saint Charles, MO 63304
    (636) 498-5890


    Office Hours and Information

    Fax: (636) 498-5896

    Practice Website:

    Accepting New Patients: Yes

    Medicare Accepted: Yes

    Medicaid Accepted: Yes

    Monday 8:30 AM - 4:30 PM
    Tuesday 8:30 AM - 4:30 PM
    Wednesday 8:30 AM - 4:30 PM
    Thursday 8:30 AM - 4:30 PM
    Friday 8:30 AM - 4:30 PM
    Saturday 8:00 AM - 12:00 PM
    Sunday Closed

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