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Bertrand R. De Silva MD

Bertrand R. De Silva MD

(714) 446-7240
Primary Specialties
  • Critical Care Medicine
    (Board Certified)
  • Internal Medicine
    (Board Certified)
  • Pulmonology
    (Board Certified)
  • Sleep Medicine
    (Board Certified)
Medical Groups & Affiliations
  • St. Jude Affiliated Physician
  • St. Jude Heritage Medical Group

Primary Office

101 E. Valencia Mesa Dr,
Fullerton, CA 92835
(714) 446-7240


Medical School
St. Thomas Hospital, Univ of London-London, England

Tustin Hospital & Medical Center, Queen Elizabeth Medical Center, St. Thomas Hos

Cedars-Sinai Medical Center-Los Angeles, CA

Areas of Expertise

Pulmonary Disease, Sleep, Pulmonary/Critical Care,

Areas of Interest

Sleep disorders in both adults and children, including sleep apnea and sleep disorder breathing, insomnia, narcolepsy, sleep walking (parasomnia), restless leg syndrome, and excessive daytime sleepiness.

Accepted Health Plans


Physician Bio

Sleep disorders negatively impact every area of an individual's life. Helping people discover what it feels like to get enough sleep, often for the first time in years, and see the immediate improvement in their health, energy and enjoyment of life, is very rewarding. Because sleep is so critical to good health, allowing someone to finally experience what it means to be well-rested can literally transform their lives.

So many individuals today are too tired to have any kind of quality of life and yet don't understand why. By combining an expertise in sleep medicine, pulmonary medicine, critical care and internal medicine, I can offer patients a multidisciplinary and comprehensive approach to diagnosing and successfully treating the underlying issue.