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Dr. Brian Koos, MD

Dr. Brian Koos, MD

Age 73 Maternal-Fetal Medicine M
Star rating icon (4) 4 reviews
Accepting New Patients


Dr. Brian Koos, MD is a maternal-fetal medicine specialist in Los Angeles, CA. Dr. Koos completed a residency at Boston Hosp Women/Brigham W. He currently practices at UCLA Medical Group. He accepts multiple insurance plans. Dr. Koos is board certified in Maternal & Fetal Medicine.


  • Loma Linda School Of Medicine, Medical School
  • Womens Hosp, Fellowship Hospital — 1983
  • Nuffield Institute For Med Research, Oxford Univ, Fellowship Hospital — 1982
  • Boston Hosp Women/Brigham W, Residency Hospital — 1979
  • Boston Hosp Women, Internship Hospital — 1976

Insurance Accepted

  • Aetna
  • Anthem
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of California
  • CareFirst Blue Cross Blue Shield
  • Cigna
  • First Health (Coventry Health Care)
  • MultiPlan

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Dr. Koos, is an excellent doctor. He delivered my now 21 and 18 year old sons, and it was a great experience, very professional and great bedside manners. Now 21 years later he is still my doctor for my annual check ups. I recommend Dr. Brian Koos to any new mom.
Ana Sosa in Valencia, CA — Nov 29, 2017
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Dr. Brian Koos, MD
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Frequently Asked Questions

Dr. Koos frequently treats Blood Disorders in Pregnancy, Hypertension Complicating Pregnancy, Childbirth and Postpartum, and Pregnancy Ultrasound.  

Find contact information here to make an appointment.


  1. UCLA Medical Group

    1. 1
      Dr. Lydia K. Lee, MD
      200 Medical Plaza Driveway # 430, Los Angeles, CA 90095 Existing Patients: (310) 794-7274
  1. UCLA OB/GYN Consultation Suite

    1. 2
      UCLA OB/GYN Consultation Suite
      200 UCLA Medical Plz, Los Angeles, CA 90095 Existing Patients: (310) 794-7274