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    Dr. John C. Koumas, DO

    Family Medicine

    • (626) 337-7204

    Dr. Koumas's Overview

    Dr. Koumas graduated from the Western Univ of Health Sciences College of Osteopathic Medicine of the Pacific in 1987. He works in West Covina, CA and 1 other location and specializes in Family Medicine. Dr. Koumas is affiliated with Citrus Valley Medical Center Intercommunity Campus, Citrus Valley Medical Center Queen Of The Valley Campus, Mission Hospital and Saddleback Memorial Medical View More

    Dr. Koumas's Experience

    Years in Practice: 29

    Dr. Koumas's Specialties

    Family Medicine

    Dr. Koumas's Education & Training

    Medical School: Western Univ of Health Sciences College of Osteopathic Medicine of the Pacific; Graduated 1987

    Dr. Koumas's Rating

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    Overall Rating

    Physician

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

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

    • Aetna Basic HMO
    • Aetna Choice POS II
    • Aetna HMO
    • Aetna HMO Deductible Plan CA members only
    • Aetna Managed Choice POS Open Access
    • Aetna Savings Plus of CA
    • Aetna Signature Administrators PPO
    • Aetna Vitalidad Plus CA con Aetna
    • BCBS Blue Card PPO
    • Blue Cross CA PPO Prudent Buyer Small Group
    • View More

    Dr. Koumas's Office Information & Appointments

    Office Locations

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

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