Skip to content

    Physician Directory

    Find a Doctor

    Dr. Diane Z. Deferrante, MD

    Internal Medicine - Geriatrics

    • (626) 851-1011

    Dr. Deferrante's Overview

    Dr. Deferrante graduated from the Tufts University School of Medicine in 1995. She works in Baldwin Park, CA and specializes in Internal Medicine - Geriatrics. Dr. Deferrante is affiliated with Kaiser Permanente Medical Center and Kaiser Permanente Medical Center.

    Dr. Deferrante's Experience

    Years in Practice: 21

    Dr. Deferrante's Specialties

    Internal Medicine - Geriatrics

    Dr. Deferrante's Education & Training

    Medical School: Tufts University School of Medicine; Graduated 1995

    Dr. Deferrante's Rating

    Rate This Doctor

    Overall Rating


    • Explains conditions & treatments
    • Takes time to answer my questions
    • Provides follow-up as needed
    • View All Ratings

    Dr. Deferrante's Accepted Insurance

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

    • Fidelis Care NY State of Health HBX
    • PHCS PPO

    Dr. Deferrante's Office Information & Appointments

    Office Locations

    Kaiser Permanente Medical Group

    1011 Baldwin Park Blvd
    Baldwin Park, CA 91706
    (626) 851-1011


    Office Hours and Information

    Fax: (626) 851-7077

    Practice Website:

    Accepting New Patients: Yes

    Medicare Accepted: Yes

    Medicaid Accepted: Yes

    Monday 8:30 AM - 5:00 PM
    Tuesday 8:30 AM - 5:00 PM
    Wednesday 8:30 AM - 5:00 PM
    Thursday 8:30 AM - 5:00 PM
    Friday 8:30 AM - 5:00 PM
    Saturday 8:30 AM - 4:30 PM
    Sunday 8:00 AM - 5:00 PM

    Other Physicians in Dr. Deferrante's Practice

    Office Locations

    Other Geriatricians Near Baldwin Park, CA

    View More Geriatricians