Meet The Team

Gerard K. Nguyen, MD

• Radiology & Imaging Services Physician

Trushar Patel, MD

• Radiology & Imaging Services Physician
• Interventional Radiologist

John G. Lieu, MD

• Radiologist

Avinash Mesipam, MD

• Radiology & Imaging Services Physician

Shaya Ghazinoor, MD

• Radiology & Imaging Services Physician

Winston S. Whitney, MD

• Radiology & Imaging Services Physician

Wilson Lin, MD

• Radiology & Imaging Services Physician

Michael N. Brant-Zawadzki, MD

• Radiology & Neuroradiology, Senior Physician Executive
• Vice President of Clinical Research Administration, CATALiST and Addiction Services

Michael C. Jung, MD

• Radiology & Imaging Services Physician

Scott T. Williams, MD

• Radiology & Imaging Services Physician
• Cardiovascular Radiologist

Yingding Xu, MD

Karence K. Chan, MD

• Radiology & Imaging Services Physician

Brian L. Dubin, MD

Tust Techasith, MD

• Radiology & Imaging Services Physician
• Interventional Radiologist

Thomas E. Velling, MD

• Radiology & Imaging Services Physician
• Interventional Radiologist

Mark Chen, M.D.

• Radiologist

Frederick A. Birnberg, MD

• Radiology & Imaging Services Physician

Humberto Wong, MD

• Radiology & Imaging Services Physician
• Cardiovascular Radiologist

Christopher B. Baker, MD

• Radiology & Imaging Services Physician

Wallace W. Peck, MD

• Neuro Radiologist

Alexander S. Misono, MD

• Radiology & Imaging Services Physician
• Interventional Radiologist

Julie S. Lee, MD

Jinsoo Andrew Keyoung, MD

• Radiology & Imaging Services Physician

January K. Lopez, MD

• Medical Director, Breast Imaging at Hoag Breast Center

Suneet Pramanik, MD

Jennifer M. Overstreet, MD

• Associate Director of Breast Imaging, Hoag Breast Center

Roger H. Thomas, MD

• Radiology & Imaging Services Physician

Thuan T. Tran, MD

• Radiology & Imaging Services Physician

William J. Van Dalsem, MD

• Radiology & Imaging Services Physician

Melissa B. Yu, MD

• Neuro Radiologist

Zaihleen S. Keller, MD

Saghi Samadi, MD

• Radiology & Imaging Services Physician

Miles C. Chang, MD

• Radiology & Imaging Services Physician

Luke P. Cheung, MD

• Radiology & Imaging Services Physician

Michael C. Roossin, MD

• Radiology & Imaging Services Physician

Nina R. Woldenberg, MD

• Radiology

Nicolas von dem Bussche, MD