Jackson Ma , MD

Male Internal Medicine

Health Plans

  • Aetna

    Plan Type: Commercial

    Member Services: 1-800-756-7039

    Region Code
    Select 1 654621
    Downey 3 503405
    Whitter 4 497768

  • Alignment Health Plan

    Plan Type: Medicare Advantage

    Member Services: 1-866-634-2247

    Region Code
    Select 1 ACSA100456

  • Anthem Blue Cross

    Plan Type: Commercial, Medicare Advantage

    Member Services: 1-800-407-4627

    Region Code
    Select 1 1CN542
    Downey 3 0RH528
    Whitter 4 1CM206

  • Blue Shield

    Plan Type: Commercial

    Member Services: 1-800-393-6130

    Region Code
    Select 1 100092429013
    Downey 3 100092429012
    Whitter 4 100092429014

  • Blue Shield 65+

    Plan Type: Medicare Advantage

    Member Services: 1-800-776-4466

    Region Code
    Select 1 100092429013
    Downey 3 100092429012
    Whitter 4 100092429014

  • Blue Shield 65+ Choice

    Plan Type: Medicare Advantage

    Member Services: 1-800-776-4466

    Region Code
    Select 1 100092429013
    Downey 3 100092429012
    Whitter 4 100092429014

  • Blue Shield Promise Health Plan

    Plan Type: Cal MediConnect

    Member Services: 1-800-544-0088

  • Cigna

    Plan Type: Commercial

    Member Services: 1-800-244-6224

    Region Code
    Select 1 7044465012
    Downey 3 7044465011
    Whitter 4 7044465013

  • Health Net

    Plan Type: Cal MediConnect, Commercial, Medicare Advantage

    Member Services: 1-800-522-0088

    Region Code
    Select 1 3200106622
    Downey 3 3027106622
    Whitter 4 3199106622

  • Health Net Salud HMO y Mas

    Plan Type: Commercial

    Member Services: 1-800-522-0088

  • Humana

    Plan Type: Medicare Advantage

    Member Services: 1-800-457-4708

    Region Code
    Select 1 212606
    Downey 3 212605
    Whitter 4 212607

  • LA Care Health Plan

    Plan Type: Cal MediConnect, Exchange

    Member Services: 1-888-452-2273

    Region Code
    Select 1 A81950W10

  • SCAN

    Plan Type: Medicare Advantage

    Member Services: 1-800-559-3500

    Region Code
    Select 1 0795-51062

  • UnitedHealthcare

    Plan Type: Commercial, Medicare Advantage

    Member Services: 1-866-633-2446

    Region Code
    Select 1 0253270595
    Downey 3 0159670609
    Whitter 4 0217360283

  • WellCare

    Plan Type: Medicare Advantage

    Member Services: 1-866-999-3945

    Region Code
    Select 1 ACLA3211373418
    Whitter 4 ACW3241373418
  • 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: Chinese
School: University Of Wisconsin
Internship: USC/LAC
Residency: USC/LAC

Call to make an appointment

1-323-201-5692

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.
  • 101 E Beverly Blvd Ste 100A Montebello, CA 90640, Get Directions
    Phone: 1-323-201-5692
    MON: 8:00AM - 5:00PM
    TUE: 8:00AM - 5:00PM
    WED: 8:00AM - 5:00PM
    THU: 8:00AM - 5:00PM
    FRI: 8:00AM - 5:00PM
Additional languages spoken: Chinese
School: University Of Wisconsin
Internship: USC/LAC
Residency: USC/LAC

©2021 Optum, Inc. All rights reserved.