Recent News

Irvine school nurses, staff learn Stop the Bleed techniques to respond in mass-casualty situation

Irvine school nurses and athletic trainers on Tuesday, Jan. 30, learned simple techniques that could save lives in a shooting or other ...

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Families anticipate exciting community blessing of surgical center

A community is as strong as its hospital, and with recent investments into Covenant Health Plainview, it’s evident that to our friends ...

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Severe Flu Season Tightens Its Grip on U.S.

Americans are being hit with one of the worst flu seasons in years, with misery now widespread across 46 states, health officials say. In ...

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About St. Joseph Health

SJH provides a full range of care facilities including 16 acute care hospitals, home health agencies, hospice care, outpatient services, skilled nursing facilities, community clinics and physician groups. All of our hospital and home health entities are accredited by the Joint Commission. In our award-winning facilities, SJH maintains a "continuum of care," matched to the diverse needs of the urban centers, smaller cities and rural communities who depend on us every day.

Marcus Lum, MD

  • Family Medicine
    (Board Certified)
Additional Language Spoken
Medical Groups & Affiliations
  • St. Jude Affiliated Physicians
Imperial Primary Care Medical Group
15625 Imperial Highway
La Mirada, CA 90638
Accepting New Patients

Primary Office

Imperial Primary Care Medical Group
15625 Imperial Highway
La Mirada, CA 90638
Get Directions
(562) 902-3000
(562) 902-9593

More Information

  • Meet The Doctor

    Specialties & Education

    Primary Specialties
    • Family Medicine
      (Board Certified)
    Education & Training
    • Medical School
      The Chicago Medical School - 1990
    • Internship
      PIH - 1993
    • Residency
      PIH - 1993
  • Insurance Accepted

    Insurance Accepted

    Insurance ID Numbers

    Aetna: *486210
    Blue Cross: *0DL265
    Blue Shield: 00G321900
    CIGNA: 4997522022
    CIGNA Select: 4997522027
    Health Net: 3206551165
    Health Net Senior: 5150551165
    SCAN: 865-021561
    United Healthcare: *0183440083

    *Provider ID is the same for both HMO and Medicare Advantage Plans