Douglas E. Dennis, MD

Dr. Dennis is Board Certified in Internal Medicine and has practiced emergency medicine for nine years, the last two at Orange Coast Memorial Medical Center (OCMMC). He is also a registered pharmacist. Dr. Dennis is the co-director for Quality Improvement in the Emergency Department at OCMMC. He is a member of the American College of Emergency Medicine and the Society of Orange County Emergency Physicians.

Dr. Dennis is a partner of the California Emergency Physicians Medical Group (CEP). Founded in 1975, CEP is the leading provider of emergency physicians in California. Its reputation for quality has lead to an overall physician board certification rate of almost 100%. CEP has provided the emergency care at Orange Coast Memorial Medical Center since 1996.

This physician is a member of MemorialCare Physician Society which drives clinical outcomes and performance for MemorialCare Health System.


  • Emergency Medicine
  • Internal Medicine


Medical Education
American University of the Caribbean
Date Completed:
St Mary's Health Center - St Louis University

MemorialCare Hospital Affiliations