Executive Full-Body MRI Screening in Newport Beach

Talal Beydoun, MD

Medical Director · Founder

Neuroradiology · Interventional Radiology

Dr. Beydoun founded Crown Valley Imaging in 2002 and brings more than five decades of clinical, academic, and leadership experience in radiology. He holds American Board of Radiology Certificates of Added Qualification (CAQ) in both Neuroradiology and Interventional Radiology, and formerly served as Clinical Professor of Radiological Sciences at UC Irvine Medical Center, where he was named Teacher of the Year (2000–2001). He also actively reads musculoskeletal cases. At CVI he leads clinical quality, imaging protocols, physician education, and the Peak Prevention Program's dual-specialist read model.

• Board-Certified, American Board of Radiology (1974)
• ABR CAQ in Neuroradiology (1999)
• ABR CAQ in Interventional Radiology (2001)
• Residency & Fellowship: UT MD Anderson Hospital & Tumor Institute
• Former Clinical Professor, UC Irvine Medical Center (1998–2002)
• Teacher of the Year, UCI Fellows & Residents (2000–2001)
• Active MSK reads
• Five decades of radiology practice · Founder, Crown Valley Imaging (2002)

Alireza Namini, MD

Neuroradiologist

Neuroradiology

Dr. Namini completed his Neuroradiology fellowship at the Keck School of Medicine of USC after a diagnostic radiology residency at Hahnemann University Hospital in Philadelphia — a Level I trauma center with high-volume emergency imaging exposure. He earned his MD from Drexel University College of Medicine. At CVI he leads brain, spine, and head-and-neck interpretation for the Peak Prevention Program, including high-priority findings such as aneurysms, white-matter change, and cervical stenosis, and brings experience in minor interventional and spinal pain management procedures.

• Board-Certified Radiologist (ABR)
• Fellowship: Neuroradiology, Keck School of Medicine of USC
• Residency: Diagnostic Radiology, Hahnemann University Hospital, Philadelphia (Level I trauma center)
• MD, Drexel University College of Medicine
• BS, Biology (Magna Cum Laude), California State University Fullerton
• Subspecialty focus: brain, spine, head & neck

James R. Fernandez, MD

Neuroradiologist

Neuroradiology · Imaging Informatics

Dr. Fernandez completed his Neuroradiology fellowship at UT Southwestern Medical Center after a Diagnostic Radiology residency at LAC+USC Medical Center, with additional mini-fellowships in Breast and Thoracic imaging. Before clinical training, he was an NIH NIBIB T32 Training Fellow in Imaging Informatics at the USC Image Processing and Informatics Laboratory (IPILab), where his research focused on computer-aided detection of intracranial hemorrhage and quantitative imaging analysis. He earned his MD from the John A. Burns School of Medicine at the University of Hawaii and his BS in Biomedical Engineering from USC. At CVI he supports neuroradiology interpretation for the Peak Prevention Program — brain, spine, and head-and-neck reads — and contributes to the integration of AI-assisted detection methodologies into the read workflow.

• Board-Certified Radiologist (ABR)
• ABR CAQ in Neuroradiology
• Fellowship: Neuroradiology, UT Southwestern Medical Center
• Residency: Diagnostic Radiology, LAC+USC Medical Center
• Mini-Fellowships: Breast Imaging & Thoracic Imaging, LAC+USC
• NIH NIBIB T32 Training Fellow, USC Image Processing & Informatics Laboratory
• MD, John A. Burns School of Medicine (University of Hawaii)
• BS, Biomedical Engineering, University of Southern California
• Published in SPIE Medical Imaging proceedings (computer-aided detection / informatics)

Tan Nguyen, MD

Musculoskeletal & General Radiologist

Musculoskeletal Radiology

Dr. Nguyen completed his Musculoskeletal Imaging fellowship at UC San Diego following a Diagnostic Radiology residency at UC Irvine and an MD from the David Geffen School of Medicine at UCLA. His training included full-modality MSK interpretation across MRI, CT, and radiographs with daily exposure to arthrograms and image-guided procedures. A former NIH Clinical Research Training Program fellow with peer-reviewed publications in Radiology, the British Journal of Radiology, and BMC Musculoskeletal Disorders, he leads joint, soft-tissue, and body-composition interpretation for the Peak Prevention Program, including DEXA analysis in the Reserve tier.

• Board-Certified Radiologist (ABR)
• Fellowship: Musculoskeletal Imaging, UC San Diego
• Residency: Diagnostic Radiology, UC Irvine
• MD, David Geffen School of Medicine at UCLA
• NIH Clinical Research Training Program Research Fellow
• Published in Radiology, Br J Radiol, BMC Musculoskeletal Disorders