Carl Buckhorn , MD

Male Internal Medicine

Health Plans

  • Aetna

    Plan Type: Commercial

    Member Services: 1-800-756-7039

    Region Code
    Select 1 387319
    Whitter 4 554195

  • AHMC

    Plan Type: Commercial

    Member Services: 1-626-300-2841

    Region Code
    Select 1 NAPP-1649264847-PCP

  • Alignment Health Plan

    Plan Type: Medicare Advantage

    Member Services: 1-866-634-2247

    Region Code
    Select 1 ACSA100509

  • Anthem Blue Cross

    Plan Type: Commercial, Medicare Advantage

    Member Services: 1-800-627-8797

    Region Code
    Select 1 1CN178

  • Blue Shield

    Plan Type: Commercial

    Region Code
    Select 1 100072402060
    Whitter 4 100072402058

  • Blue Shield 65+

    Plan Type: Medicare Advantage

    Member Services: 1-800-776-4466

    Region Code
    Select 1 100072402060
    Whitter 4 100072402058

  • Blue Shield 65+ Choice

    Plan Type: Medicare Advantage

    Region Code
    Select 1 100072402060
    Whitter 4 100072402058

  • Cigna

    Plan Type: Commercial

    Member Services: 1-800-244-6224

    Region Code
    Select 1 3586093017
    Whitter 4 3586093018

  • Health Net

    Plan Type: Commercial, Medicare Advantage

    Member Services: 1-800-522-0088

    Region Code
    Whitter 4 3199031962

  • Health Net Salud HMO y Mas

    Plan Type: Commercial

    Member Services: 1-800-522-0088

  • LA Care Health Plan

    Plan Type: Cal MediConnect, Exchange

    Member Services: 1-888-452-2273

    Region Code
    Select 1 G73630W5

  • SCAN

    Plan Type: Medicare Advantage

    Member Services: 1-800-559-3500

    Region Code
    Select 1 0795-22622

  • UnitedHealthcare

    Plan Type: Commercial, Medicare Advantage

    Member Services: 1-866-633-2446

    Region Code
    Select 1 0253270437
    Whitter 4 0217360228

  • WellCare

    Plan Type: Medicare Advantage

  • 1 Select Region – Select region is a catch all for the rest of Los Angeles County and all Orange County areas. We recommend these IDs for Members who live outside of the Downey, St Francis, or Whittier region areas.
  • 2 St. Francis Region – A provider network built around our partner hospital, St Francis Medical Center, for better care coordination to members living in Lynwood and the surrounding cities.
  • 3 Downey Region – A provider network built around our partner hospital, PIH Health – Downey, for better care coordination to members living in Downey and the surrounding cities.
  • 4 Whittier Region – A provider network built around our partner hospital, Whittier Hospital Medical Center, for better care coordination to members living in Whittier and the surrounding cities.
Additional languages spoken: English
School: University Of California San Francisco School Of Medicine
Internship: UCLA School of Medicine
Residency: UCLA School of Medicine

Call to make an appointment

1-657-378-9888

Call Optum Care Network member services

1-800-460-5051, TTY 711
Monday – Friday, 8:00 am to 5:00 pm

  • 1 Select Region – Select region is a catch all for the rest of Los Angeles County and all Orange County areas. We recommend these IDs for Members who live outside of the Downey, St Francis, or Whittier region areas.
  • 2 St. Francis Region – A provider network built around our partner hospital, St Francis Medical Center, for better care coordination to members living in Lynwood and the surrounding cities.
  • 3 Downey Region – A provider network built around our partner hospital, PIH Health – Downey, for better care coordination to members living in Downey and the surrounding cities.
  • 4 Whittier Region – A provider network built around our partner hospital, Whittier Hospital Medical Center, for better care coordination to members living in Whittier and the surrounding cities.
  • 2282 N State College Blvd Fullerton, CA 92832, Get Directions
    Phone: 1-657-378-9888
    MON: 9:00AM - 6:00PM
    TUE: 9:00AM - 6:00PM
    WED: 9:00AM - 6:00PM
    THU: 9:00AM - 6:00PM
    FRI: 9:00AM - 6:00PM
Additional languages spoken: English
School: University Of California San Francisco School Of Medicine
Internship: UCLA School of Medicine
Residency: UCLA School of Medicine

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