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Integrated Team Approach

An integrated team approach is vital in the care of aortic aneurysms, which is why the Elaine & Robert Matranga Aortic Center provides a multidisciplinary team of experts, across the spectrum of specialties.

Anthony Caffarelli, M.D.
Director, Elaine & Robert Matranga Aortic Center
Newkirk Family Endowed Chair in Aortic Care
Director, Hoag Cardiovascular Surgery

Dr. Caffarelli is a board-certified cardiothoracic surgeon with a special interest in aortic disease. He completed his surgical training at Stanford University and performs a high-volume of complex aortic surgery including reoperations, aortic arch procedures, and aortic-valve sparing procedures. He receives referrals from throughout the Western United States for patients with aortic disease deemed too high-risk or complicated for standard surgical therapies.

Asad Shah, M.D.
Co-Director, Hoag Cardiovascular Surgery
Cardiovascular Surgeon

Dr. Shah is a board-certified cardiothoracic surgeon with a special interest in thoracic aortic aneurysms and dissections. Dr. Shah completed his surgical training at Duke University, with dedicated subspecialty training in aortic surgery. He performs the full-spectrum of aortic interventions including open, endovascular stenting (TEVAR), and hybrid procedures. He has done extensive research into the genetics of aortic disease and has published in such high-impact journals as Nature Genetics.

Stephen F. Lindsay, M.D., F.A.C.S.
Vascular Surgeon

Dr. Lindsay is a board-certified vascular surgeon with a special interest in carotid artery problems, abdominal aortic aneurysms, lower extremity arterial and venous disease, as well as dialysis access. He completed his surgical training at University of Southern California Medical Center. He is a past Chief of Staff at Hoag.

David Nabi, M.D.
Vascular Surgeon

Dr. Nabi is a founding member of Orange County Vascular Specialists, the only vascular surgery group at Hoag. His practice spans the breadth of vascular surgery with a focus on minimally invasive techniques for treatment of aortic and lower extremity aneurysms, arterial occlusive disease, and venous issues. He provides endovascular and open repair of the abdominal aorta and its branches, lower extremity arterial procedures. He has previously served as chief of vascular surgery at Hoag.

Dr. Nabi is a graduate of UCLA and UC Davis School of Medicine. He completed general surgery and vascular surgery training programs at Stanford University Hospital. He is board certified in vascular surgery and is a fellow of the American College of Surgeons.

Rita Weise, MSN, ACNPC-AG
Aortic Center Nurse Practitioner

Rita is a nationally certified Adult-Gerontology Acute Care Nurse Practitioner. She is an experienced critical care nurse who coordinates care for our aortic center patients. She is the first point of contact for our patient and their families while providing education, reassurance, and calmness while navigating an aneurysm diagnosis. She sees patients alongside the physician team and ensures that all imaging is reviewed, and the recommended treatment plans are carried out in our active surveillance aortic center. She is knowledgeable in the genetics of aortic disease and screens all patients for our ongoing research studies, genetic testing, and family screening.

David H. Liang, M.D., Ph.D.
Program Director, Hoag Marfan Syndrome & Related Conditions Program

Dr. Liang leads the Hoag Marfan Syndrome and Related Conditions Program, part of the Elaine & Robert Matranga Aortic Center. He obtained his medical degree from Stanford University School of Medicine, as well as completed an Internal Medicine residency and a Cardiovascular Medicine fellowship at Stanford. Dr. Liang also obtained his Ph.D. in electrical engineering while attending Stanford.

Dr. Liang is a nationally recognized specialist in the field of Marfan syndrome and related connective tissue conditions. He splits his time between Hoag and Stanford caring for this community. He is a member of the Professional Advisory Board of the Marfan Foundation.

Meg Boeglin B.S.N., R.N.
Clinical Nurse Navigator, Hoag Marfan Syndrome & Related Conditions Program

Meg is a clinical nurse navigator for the Marfan syndrome and related conditions program at the Elaine and Robert Matranga Aortic Center. She is a resource for patients and families as they navigate their way through their connective tissue disorder and the health care system.

Scott Williams, M.D.
Cardiovascular Radiologist

Dr. Williams has been a member of Newport Harbor Radiology Associates since 2006. He joined NHRA after completing his diagnostic radiology residency and subsequent body imaging fellowship at Stanford. His Stanford training included advanced body imaging techniques, including cardiac and cardiovascular imaging, as well as image guided interventional procedures.

Dr. Williams currently serves as the Chief of Service for the Department of Radiology, Hoag Hospital Newport Beach, and surrounding centers. He is the Radiology Supervisor for Hoag Urgent Care centers located throughout Orange County. Since 2008 he has served as Section Chief for Cardiovascular Imaging. He currently serves as the Director of the 3D Imaging Lab and is the founder of the 3D printing program at Hoag. He is an integral member of the Trans Arterial Valve Replacement (TAVR) team for the Jeffrey M. Carlton Heart and Vascular Institute. Dr. Williams is a founding member and physician champion of the Hoag Physician Wellness Committee. He also serves as a member of the Quality Improvement Committee of the Board for Hoag Hospital.

Humberto Wong, M.D.
Cardiovascular Radiologist

Dr. Wong joined the radiology department at Hoag in 2008. He completed all of his medical training at Stanford University Medical Center including his medical degree, radiology residency and cardiovascular imaging fellowship. He has extensive experience in cardiac MRI and cardiac/coronary CTA as well as interpretation of CT angiography for valvular procedure such as TAVR. He is co-President of Newport Harbor Radiology Associates and Adjunct Clinical Instructor in the Cardiovascular Imaging in the Department of Radiology at Stanford University Medical Center.

The Center also works closely with the following specialists to ensure comprehensive care for our patients:

Contact Us

The Elaine & Robert Matranga Aortic Center provides every therapeutic advantage, from a highly skilled team, to advanced treatment approaches and state of the art facilities. Call us for a consultation or a second opinion at 855-735-5677 or email. For patients who live a long distance from Hoag, we are also available for virtual telehealth visits.‚Äč