Clinic & Patients at Banner Sun Health Research Institute  

Our Doctors


Ed ZamriniEd Zamrini, MD,is a geriatric and cognitive Neurologist with more 25 years' experience in clinical management of Alzheimer's disease and related disorders. He has been a principal investigator on several clinical trials and has given hundreds of talks and published dozens of peer-reviewed articles related to memory and dementia. He is the Medical Director of the Cleo Roberts Memory Clinic at the Banner Sun Health Research Institute. He comes to us from the University of Utah where he was a tenured professor in Neurology.

Dr. Zamrini graduated from the American University of Beirut and did his Neurology Residency in a Cornell University program, North Shore University Hospital, and his fellowship training at the Medical College of Georgia. He has also served as a board member and chapter president of the August Chapter of the Alzheimer's Association.

Dr. Zamrini is particularly interested in the early detection and prevention of Alzheimer’s disease and in the quality of life of patients and their caregivers.

Liu photoMing-Jai Liu, MD, PharmD, joined Banner Sun Health Research Institute on July 1, 2015. Dr. Liu is a board-certified neurologist specializing in the care of Parkinson’s disease and other movement disorders. He recently completed two years of specialty training as the Evlyn Kossak Movement Disorders Fellow, under the guidance of Dr. Abraham Lieberman, at the prestigious Muhammad Ali Parkinson Center.

He comes with experience in caring for patients with Parkinson’s disease, essential or familial tremor, Huntington’s disease, Tourette syndrome, ataxia and dystonia; treating some of these disorders with deep brain stimulation (DBS) and Botulinum toxins. Prior to his fellowship, he obtained both his Pharm.D. and MD at the University of New Mexico and completed neurology residency at the Barrow Neurological Institute, St. Joseph’s Hospital and Medical Center in Phoenix, Arizona.

David ShprecherDavid Shprecher, DO, MS, is a neurologist and serves as Banner's Movement Disorders Program Director, overseeing patient care and clinical research studies. He specializes in diagnosis, treatment and research for movement disorders including Parkinson disease, tics and Tourette syndrome, Huntington disease, dystonia, tardive dyskinesia, tremor, progressive supranuclear palsy, and multiple system atrophy. 

Dr. Shprecher completed a doctor of osteopathic medicine degree at Lake Erie College of Osteopathic Medicine and a Neurology residency at the University of Utah. He completed his movement disorders/experimental therapeutics fellowship and Masters in Clinical Investigation at the University of Rochester.

Previously, Dr. Shprecher mentored numerous students and trainees while serving as Movement Disorders Division Chief at the University of Utah. Inspired by personal experience as an individual with Tourette syndrome, he has dedicated his career to improving treatment options and quality of life for movement disorder patients. His work with the Brain and Body Donation Program is aimed at improving early diagnosis of Parkinson's and related diseases. The ultimate goal: to develop a treatment that can prevent these illnesses entirely. 

Taylor photoPeter Taylor, DO, MA, is a geriatric psychiatrist. Previously, he served as an associate professor at University of New Mexico Department of Psychiatry and as staff psychiatrist at New Mexico VA Healthcare System.

Dr. Taylor has accumulated six years of experience in the mental health field. He earned his doctorate of osteopathic medicine and his master’s degree in bioethics at Midwestern University in Glendale, Arizona, before completing his general psychiatry residency and geriatric psychiatry fellowship at the University of New Mexico in Albuquerque.

Marina Reade imageMarina Reade, DNP, FNP, a nurse practitioner, joined Banner Sun Health Research Institute in January 2015 as a provider in the memory center. She has 14 years of experience in the fields of oncology, bone marrow transplant, acute rehabilitation, neurology and research. Reade earned her doctorate at the University of Arizona, and she is passionate about providing dementia care and education.

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clinical trials

To schedule an appointment at The Cleo Roberts Alzheimer's and Movement Disorder Clinic, please call 623-832-6530.

Banner Sun Health Research Institute
10515 W. Santa Fe Drive
Sun City, AZ 85351
(623) 832-6500
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