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    Dr. Cara E. Hahs, MD

    Surgical Oncology

    • (314) 989-1300

    Dr. Hahs's Overview

    Dr. Hahs graduated from the University of South Carolina School of Medicine in 1997. She works in Ballwin, MO and specializes in Surgical Oncology. Dr. Hahs is affiliated with Mercy Hospital St Louis and Missouri Baptist Medical Center.

    Dr. Hahs's Experience

    Years in Practice: 19

    Procedures Performed by Dr. Hahs

    Dr. Hahs's Specialties

    Surgical Oncology

    Dr. Hahs's Education & Training

    Medical School: University of South Carolina School of Medicine; Graduated 1997

    Dr. Hahs'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. Hahs's Accepted Insurance

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

    • Advantage Health 360 Main
    • Aetna Choice POS II
    • 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 Blue Preferred Plus POS
    • Anthem Blue Preferred Select
    • View More

    Dr. Hahs's Office Information & Appointments

    Office Locations

    Mercy Clinic
    Mercy Clinic St Louis Cancer & Breast Institute

    15945 Clayton Rd Ste 120
    Ballwin, MO 63011
    (314) 989-1300


    Office Hours and Information

    Fax: (636) 256-5100

    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 8:00 AM - 5:00 PM
    Sunday 8:00 AM - 5:00 PM

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