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Merrill Shum , MD

Male Hematology & Oncology

Health Plans

To find out if AppleCare works with your provider, please contact a Member Services representative at 1-800-460-5051, TTY 711.

Call to make an appointment

1-310-667-4000

Call Optum Care Network member services

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

  • 11480 Brookshire Ave Ste 309 Downey, CA 90241, Get Directions
    Phone: 1-562-869-1201
    MON: 8:30AM - 5:00PM
    TUE: 8:30AM - 5:00PM
    WED: 8:30AM - 5:00PM
    THU: 9:30AM - 5:00PM
    FRI: 8:30AM - 5:00PM
  • 3628 E Imperial Hwy Ste 401 Lynwood, CA 90262, Get Directions
    Phone: 1-310-667-4000
    MON: 8:30AM - 5:00PM
    TUE: 8:30AM - 5:00PM
    WED: 8:30AM - 5:00PM
    THU: 9:30AM - 5:00PM
    FRI: 8:30AM - 5:00PM
  • 3300 E South St Ste 304 Long Beach, CA 90805, Get Directions
    Phone: 1-562-232-0550
    MON: 8:30AM - 5:00PM
    TUE: 8:30AM - 5:00PM
    WED: 8:30AM - 5:00PM
    THU: 9:30AM - 5:00PM
    FRI: 8:30AM - 5:00PM
  • 101 E Beverly Blvd Ste 200 Montebello, CA 90640, Get Directions
    Phone: 1-323-278-4400
    MON: 8:30AM - 5:00PM
    TUE: 8:30AM - 5:00PM
    WED: 8:30AM - 5:00PM
    THU: 9:30AM - 5:00PM
    FRI: 8:30AM - 5:00PM
  • 8135 S Painter Ave Ste 103 Whittier, CA 90602, Get Directions
    Phone: 1-562-698-6888
    MON: 8:30AM - 5:00PM
    TUE: 8:30AM - 5:00PM
    WED: 8:30AM - 5:00PM
    THU: 8:30AM - 5:00PM
    FRI: 8:30AM - 5:00PM
Additional languages spoken: Cantonese, Chinese, Spanish
School: Universidad Autonoma De Guadalajara Facultad De Medicina
Internship: Cooper Hospital-university Medical Center
Residency: Cooper Hospital-university Medical Center

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