Marcus Lum , MD

Male Family Medicine

Health Plans

  • Aetna

    Plan Type: Commercial

    Member Services: (800) 756 - 7039

    Region Code
    Select 1 822978
    Downey 3 318434
    Whitter 4 384310
  • AHMC

    Plan Type: Commercial

    Member Services: (626) 300 - 2841

    Region Code
    Select 1 NAPP-1003839242-PCP
  • Alignment Health Plan

    Plan Type: Medicare Advantage

    Member Services: (866) 634 - 2247

    Region Code
    Select 1 ACSA100162
    Downey 3 ACDR100247
  • Anthem Blue Cross

    Plan Type: Commercial, Medicare Advantage

    Member Services: (800) 407 - 4627

    Region Code
    Select 1 1CN662
    Downey 3 0RH291
    Whitter 4 1CM058
  • Blue Shield

    Plan Type: Commercial

    Member Services: (800) 393 - 6130

    Region Code
    Select 1 100100282008
    Downey 3 100100282007
    Whitter 4 100100282009
  • Blue Shield 65+

    Plan Type: Medicare Advantage

    Member Services: (800) 776 - 4466

    Region Code
    Select 1 100100282008
    Downey 3 100100282007
    Whitter 4 100100282009
  • Blue Shield 65+ Choice

    Plan Type: Medicare Advantage

    Member Services: (800) 776 - 4466

    Region Code
    Select 1 100100282008
    Downey 3 100100282007
    Whitter 4 100100282009
  • Blue Shield Promise Health Plan

    Plan Type: Cal MediConnect, Medicare Advantage

    Member Services: (800) 544 - 0088

    Region Code
    Select 1 100100282017
    Downey 3 100100282015
    Whitter 4 100100282016
  • Cigna

    Plan Type: Commercial

    Member Services: (800) 244 - 6224

    Region Code
    Select 1 4997522008
    Downey 3 4997522010
    Whitter 4 4997522009
  • Health Net

    Plan Type: Cal MediConnect, Commercial, Medicare Advantage

    Member Services: (800) 522 - 0088

    Region Code
    Select 1 3200551165
    Downey 3 3027551165
    Whitter 4 3199551165
  • Health Net Salud HMO y Mas

    Plan Type: Commercial

    Member Services: (800) 522 - 0088

  • Humana

    Plan Type: Medicare Advantage

    Member Services: (800) 457 - 4708

    Region Code
    Select 1 991670
    Downey 3 991669
    Whitter 4 991671
  • LA Care Health Plan

    Plan Type: Cal MediConnect, Exchange, Medi-Cal

    Member Services: (888) 452 - 2273

    Region Code
    Select 1 G73347W5
  • SCAN

    Plan Type: Medicare Advantage

    Member Services: (800) 559 - 3500

    Region Code
    Select 1 0795-21561
    Downey 3 0652-21561
    Whitter 4 0794-21561
  • UnitedHealthcare

    Plan Type: Commercial, Medicare Advantage

    Member Services: (866) 633 - 2446

    Region Code
    Select 1 0253270086
    Downey 3 0159670369
    Whitter 4 0217360094
  • WellCare

    Plan Type: Medicare Advantage

    Member Services: (866) 999 - 3945

    Region Code
    Select 1 ACLA3211375476
    Downey 3 ACD3201375476
    Whitter 4 ACW3241375476
  • 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: The Chicago Medical School
Internship: Presbyterian Intercommunity Hospital/ USC
Residency: Presbyterian Intercommunity Hosptial/ USC
  • 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.
  • 15625 Imperial Hwy La Mirada, CA 90638, Get Directions
    MON: 8:00AM - 9:00PM
    TUE: 8:00AM - 9:00PM
    WED: 8:00AM - 9:00PM
    THU: 8:00AM - 9:00PM
    FRI: 8:00AM - 9:00PM
    SUN: 8:00AM - 9:00PM
Additional languages spoken: English
School: The Chicago Medical School
Internship: Presbyterian Intercommunity Hospital/ USC
Residency: Presbyterian Intercommunity Hosptial/ USC