Jeffrey R. Suchard, MD - Closed

Dr. David Donaldson is a board-certified UCI Health cardiologist who specializes in cardiac electrophysiology. His clinical interests include the treatment of atrial fibrillation, atrial flutter, supraventricular tachycardia (SVT), ventricular tachycardia and premature ventricular contractions (PVC) with medical and ablation therapy. He also manages cardiac rhythm disturbances with pacemakers, defibrillators, cardiac resynchronization therapy and implantable loop recorders. Donaldson earned his medical degree at the Sackler School of Medicine New York State/American Program of Tel Aviv University in New York. He completed a residency in internal medicine and a fellowship in cardiology at North Shore-Long Island Jewish Hospitals in New York, followed by a fellowship in cardiac electrophysiology at Massachusetts General Hospital in Boston. He has published several research papers and given national presentations in electrophysiology.

Dr. Russell N. Stitzlein is a fellowship-trained UCI Health orthopaedic surgeon who specializes adult and pediatric orthopaedic oncology, bone and soft-tissue tumors as well as hip and knee replacement, . His clinical interests include treatment of malignant tumors of the bones or soft tissues (e.g., muscles, nerves, tendons, fat), including tumors that have metastasized from other primary tumor sites (e.g., lung, breast, prostate, kidney, thyroid) and limb salvage. He also treats adults with hip and knee arthritis and . Stitzlein earned his medical degree with special qualifications in biomedical research at Cleveland Clinic Lerner College of Medicine at Case Western Reserve University. He completed a residency in orthopaedic surgery at the Hospital of the University of Pennsylvania in Philadelphia, followed by a fellowship in musculoskeletal oncology at the University of Texas MD Anderson Cancer Center in Houston. Stitzlein has published several research papers and book chapters in his field. His research interests include outcomes after limb salvage surgery in orthopaedic oncology, as well as developing and using custom guides and implants for bone tumor patients.

Dr. Frank P.K. Hsu is a fellowship-trained neurosurgeon who specializes in cerebrovascular, minimally invasive and open skull base surgery. He has extensive expertise in radiosurgery and functional surgery for movement disorders, deep brain stimulation, epilepsy and pain. He also is highly skilled at treating patients with aneurysms, arteriovenous malformations and cavernous malformations, as well as malignant and benign tumors of the brain and spine, including pituitary tumors and meningiomas. Hsu received his medical degree from the University of Maryland in Bethesda, where he previously earned a PhD in mechanical engineering. He completed an internship in general surgery and a residency in neurological surgery at Oregon Health Sciences University in Portland. He completed fellowship training in cerebrovascular and skull base surgery at the Barrow Neurological Institute in Phoenix, Ariz. He returned to Oregon Health Sciences University for fellowship training in functional stereotactic and pain surgery. His research interests are in the biomechanics of cerebral aneurysms, functional neurosurgery and epilepsy. Before coming to UCI Medical Center, he served as director of functional, cerebrovascular and skull base surgery at Loma Linda University Medical Center in Loma Linda, Calif.. Hsu, who also speaks Mandarin and Taiwanese.