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Research Team

Dr. EftimiePhysicians:

Bogdan Eftimie, MD

Dr. Eftimie earned his medical degree at Loma Linda University, his internship and residency at Loma Linda University, and his fellowship at the University of California, San Diego. His clinical interests include gastrointestinal, lung, melanoma, and benign hematology. Dr. Eftimie has a strong interest in research and serves as the principal investigator.

David Lee, MD

Dr. Lee earned his medical degree at New York Medical College, Valhalla, NY. He then went on to complete his internship, residency, and fellowship at UCLA Medical Center in Los Angeles, CA. His clinical interests include breast cancer, gastrointestinal cancers, and coagulation.

Emi Yoshida, MDEmi Yoshida, MD

Dr. Yoshida earned her medical degree from the University of California, Davis, and completed her residency at Cedars-Sinai in Los Angeles, CA. She is an assistant professor in the Department of Radiation Oncology at UCSF and is on the faculty at UCSF Health, while also treating patients at the Washington Radiation Oncology Center.

Nicolas Prionas, MD, Ph.D.Nicolas Prionas, MD, Ph.D.

Dr. Prionas earned both a bachelor’s degree in biomedical computation and a master’s degree in biomechanical engineering from Stanford’s School of Engineering. He then enrolled in an eight-year “dual-doctorate program” at the University of California, Davis, in which he earned both his Ph.D. from the School of Engineering and his MD from the School of Medicine. Dr. Prionas completed his Radiation Oncology Residency training at Stanford University.

Dr. Prionas treats patients with malignancies of all types but specializes in the detection, diagnosis, and management of breast cancer. He completed research at UC Davis where his research focused on quantitative imaging and radiotherapy using a novel dedicated breast computed tomography platform.

Jesse Alexander, MD, Ph.D.

Dr. Alexander earned a Ph.D. in biology at the Massachusetts Institute of Technology and his medical degree from the Duke University School of Medicine. He completed his residency in radiation oncology at the University of California, San Francisco.

Director of Oncology

Richelle McCarthy

Richelle is the director of the Oncology Program at UCSF - Washington Cancer Center. She earned her BSN from Bloomsburg University and has worked as an oncology RN and in Administration both in hospitals and outpatient settings. Richelle relocated from Pennsylvania to the Bay Area in 2006. She has a strong desire to bring exceptional cancer care to the community setting.

Clinical Research Coordinator

Edith Paredes

Edith is the senior research coordinator for the Oncology Research Program at the UCSF - Washington Cancer Center. She has worked in the medical field for the past 5 years and in Oncology Research for 2 ½ years. Edith strives to make patients feel cared for and aims to create a personalized experience for each patient.

Contact Info:

Washington West
2500 Mowry Ave.,
Suite 227
Fremont, CA 94538

Hours: Monday - Friday, 8 a.m. - 5 p.m.
For more information call: 510.818.7363 or 510.248.1600

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