St. Joseph Hospital of Orange
1100 West Stewart Dr, Orange, CA 92868714.633.9111
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R. William Buster M.D.

R. William Buster M.D.

(714) 639-2600
Primary Specialties
  • Internal Medicine
  • Affiliations
    St. Joseph Heritage Medical Group
    Primary Office
    845 W La Veta Ave. #108
    Orange, CA 92868
    Fax:
    (714) 289-3906
    Web Page:
    www.sjhmg.org

    Education & Training

    Education
    Medical School: UC Irvine Medical School, Irvine, CA - 1971
    Internship: Baylor University, Houston, TX - 1972
    Residency: UC Irvine Medical Center, Irvine, CA - 1975

    Accepted Health Plans

    EPO - AETNA ELECT CHOICE
    EPO - COVENTRY (FORMERLY CCN/FIRST HEALTH
    HMO - AETNA
    HMO - AETNA GOLDEN MEDICARE
    HMO - BLUE CROSS (CALIFORNIA CARE)
    HMO - BLUE SHIELD 65
    HMO - BLUE SHIELD LOCAL ACCESS PLUS
    HMO - BLUE SHIELD NETVALUE
    HMO - BLUE SHIELD OF CALIFORNIA
    HMO - BLUE SHIELD SAVENET
    HMO - CHOC HEALTH ALLIANCE
    HMO - CIGNA
    HMO - HEALTH NET
    HMO - HEALTH NET SENIORITY PLUS
    HMO - MEDICAL CALOPTIMA
    HMO - PACIFICARE
    HMO - SCAN
    HMO - SECURE HORIZON
    HMO - UNITED HEALTHCARE OF CA
    MCA - MEDICARE ASSIGN
    MCA - MEDICARE ASSIGNMENT
    MCD - MEDICAID
    MCR - MEDICARE
    MDA - MEDICARE ASSIGN
    MED - MEDICARE/MEDICAID
    Insurance ID Numbers

    Aetna: 506048
    Blue Cross: AEG010
    Blue Shield: 00A247990
    Blue Shield 65+: 6S0291
    Blue Shield CHOICE (Medicare): QE0102
    CIGNA: 8764
    Health Net: 3203502203
    Health Net Senior: 5147502203
    SCAN: 086318277
    United Healthcare: 0183460055

    Other insurances accepted: Most major PPO, POS, and EPO plans, Medicare and Medicare supplement plans.

    Physician Bio

    Dr. Buster loves to practice medicine. He takes pride in getting to know the families he cares for, often multiple generations. He continues to care for his patients all through the adult years—through both their trials and triumphs. As a board certified internist, he cares for adult with chronic conditions, including diabetes high blood pressure, high cholesterol and arthritis.

    Areas of Interest

    Chronic conditions
    Diabetes
    Gerontology (age-related problems)
    High blood pressure
    High cholesterol
    Cholesterol Management
    Arthritis
    Aging
    Senior Wellness
    Men's wellness
    Memory Loss
    Adult medicine