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    James L. Comazzi, MD

    Cardiovascular Disease

    Dr. Comazzi's Overview

    Dr. Comazzi graduated from the Loma Linda University School of Medicine in 1978. He works in Sonora, CA and specializes in Cardiovascular Disease. Dr. Comazzi is affiliated with Doctors Medical Center Modesto and Sonora Regional Medical Center.

    Dr. Comazzi's Experience

    Years in Practice: 39

    Dr. Comazzi's Specialties

    Cardiovascular Disease

    Dr. Comazzi's Education & Training

    Medical School: Loma Linda University School of Medicine; Graduated 1978

    Dr. Comazzi'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. Comazzi'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 Open Access
    • Aetna Signature Administrators PPO
    • Anthem BC Pathway X EPO Network
    • BCBS Blue Card PPO
    • Blue Cross CA PPO Prudent Buyer Small Group
    • Blue Cross CA Advantage PPO Preferred DirectAccess Plus
    • Blue Cross CA Pathway X PPO
    • Blue Cross CA PPO Prudent Buyer Individual
    • Blue Cross CA PPO Prudent Buyer Large Group
    • View More

    Dr. Comazzi's Office Information & Appointments

    Office Locations

    Sierra Cardiology

    900 Greenley Rd Ste 911
    Sonora, CA 95370
    (209) 536-3240


    Office Hours and Information

    Fax: (209) 532-6092

    Practice Website: Not Available

    Accepting New Patients: Yes

    Medicare Accepted: Yes

    Medicaid Accepted: Yes

    Monday 8:00 AM - 5:00 PM
    Tuesday 8:00 AM - 5:00 PM
    Wednesday 8:00 AM - 5:00 PM
    Thursday 8:00 AM - 5:00 PM
    Friday 8:00 AM - 5:00 PM
    Saturday Closed
    Sunday Closed

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