Dr. Eftimie graduated the medical school from the Loma Linda University and completed his residency program at the Loma Linda University. A fellowship followed at the University of California San Diego soon after that. He is specialized in Medical Oncology and board certified in Hematology and Oncology. Dr. Eftimie has been in practice for more than 11 years and is affiliated with the Kaiser Permanente Santa Clara Medical Center and Medical Offices. During his career, he has also contributed to 1 publication of medical interest.