Dr. Roberto Contreras specializes in internal medicine in San Bernardino area. Dr. Roberto Contreras has a medical practice at 685 East Carnegie Drive, Suite 230, San Bernardino CA, and has over 10 years of experience in the field of medicine. He graduated from George Washington University School Of Medicine with his medical degree in 2007. Dr. Contreras is accepting new patients at his medical office and practice location in San Bernardino, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.