David Defren, M.D.

David Defren, M.D.



With over 35 years of practice in internal medicine and pulmonology, Dr. David E. Defren graduated from the University of Southern California, Los Angeles. He specializes in the general medical care of hospitalized patients, common illnesses, and complex medical problems, as well as conditions of the lungs and airways. During his career, the physician had several hospital affiliations, such as Centinela Hospital Medical Center and St. Vincent Medical Center. Dr. David E. Defren is certified by the American Board of Internal Medicine. He is a Fellow of the American College of Chest Physicians.

Conditions Dr. David Defren Treats at Cedars-Sinai Marina del Rey Hospital

  • Chronic Obstructive Pulmonary Disease
  • Pneumonia
  • Chest Infection
  • Asthma
  • Emphysema
  • Tuberculosis (TB)

Insurance Accepted

  • Aetna
  • Blue Cross / Blue Shield
  • Cigna
  • HealthNet
  • MultiPlan
  • United Healthcare

Languages Spoken

  • English
  • Spanish

Education & Training

Medical Degree

Keck School of Medicine of USC

Internship(s)

University of Southern California/LAC+USC Medical Center

Residency(ies)

University of Southern California/LAC+USC Medical Center - Internal Medicine

Fellowship(s)

Los Angeles County + University of Southern California



Memberships & Affiliations

  • American College of Chest Physicians American College of Chest Physicians