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Our Doctors

Dr. Carl Sadowsky

Director of Research

doctor_sadowskyCarl Sadowsky, M.D. is Clinical Professor, Division of Neurology, at Nova Southeastern University in Fort Lauderdale, Florida. Dr. Sadowsky received his B.S. in biochemistry graduating Summa Cum Laude from SUNY at Stony Brook.

Dr. Sadowsky received his medical degree from Cornell University Medical College in New York City. He completed an internship and residency in internal medicine and a residency in neurology, including a chief residency at Dartmouth-Hitchcock Medical Center in Hanover, New Hampshire. Dr. Sadowsky served as a United States Air Force Major and Chief of Neurology of the United States Air Force Hospital in Wiesbaden, Germany from 1976-1979.

Dr. Sadowsky has participated in over 400 clinical trials. His focus is on memory loss and Alzheimer’s Disease. He is also a frequent presenter at medical meetings and symposia and a prolific writer. His articles, which have appeared in such prestigious journals as the Journal of the American Medical Association, Neurology, and Archives of Neurology, have most recently focused on comparisons of agents used in the treatment of patients with memory loss and AD, the molecular mechanisms of AD, imaging in dementia and ethical issues associated with patient care.

Dr. Sadowsky has served as a board member of the American Academy of Neurology, Dr. Sadowsky is a board member of the Southeast Florida Alzheimer’s Association and on the scientific review board for the Alzheimer’s Drug Discovery Foundation. Among his career distinctions, Dr. Sadowsky is listed in Best Doctors in America and Best Doctors in America, Southeast Region.

Dr. Paul Winner

Director of Premiere Research Institute, Director of Palm Beach Headache Center


Paul Winner, DO, FAAN, FAAP, FAHS is the Director of the Palm Beach Headache Center and Attending Neurologist at Palm Beach Neurology in West Palm Beach. He is Director of Premiere Research Institute at Palm Beach Neurology and Clinical Professor of Neurology at Nova Southeastern University, Ft. Lauderdale, FL.

Dr. Winner received his medical degree from the New York College of Osteopathic Medicine. He completed residencies in Pediatrics and Neurology at the Albert Einstein College of Medicine, Bronx, New York. He was a Neuromuscular Fellow in the Department of Neurology at Cornell University Hospital for Special Surgery in New York. He was also Assistant Professor of Neurology at the Montifiore Headache Center in New York and completed a mini fellowship in epilepsy at the Bowman Gray School of Medicine. He is Diplomat of the American Board of Psychiatry and Neurology with Special Competence in Child Neurology.  Dr. Winner is certified by the United Council for Neurologic Subspecialties in Headache Medicine. He is a Fellow of the American Academy of Neurology, the American Academy of Pediatrics and the American Headache Society.

Dr. Winner is a Past-President of the American Headache Society.  He is active in the American Medical Association, the American Osteopathic Association, AAN, FMA and the FOMA. Dr. Winner is President of the Florida Association for the Study of Headache and Neurologic Disorders and a Past-President of the Florida Society of Neurology. He is editor on Headache Update. He is currently the webmaster for: Premiere Research Institute.com.

In addition, Dr. Winner has published numerous journal articles and multiple textbooks for the medical community and the general public. He is a national and international speaker and educator to the medical community and the general public.

Dr. Walter C. Martinez

Director of Premiere Research Institute, Director at Palm Beach Memory Disorder Center

doctor_martinezWalter C. Martinez, M.D., F.A.A.N. is a senior partner at Premiere Research Institute and Associate Clinical Professor of Neurology at Nova Southeastern University. Dr Martinez is certified by the American Board of Psychiatry and Neurology, for both Adult and Pediatric Neurology, American Board of Electroencephalography and the American Board of Pediatrics.

Dr. Martinez graduated with honors from St. Marcos University in Lima, Peru. He completed his training in Neurology, Pediatric Neurology and Pediatrics at Albert Einstein College of Medicine in the Bronx, New York. After completing his training, he was appointed to faculty of Albert Einstein as Assistant Professor of Neurology and Pediatrics.

Dr. Martinez has been in private practice in Palm Beach County since 1976. During his time in Palm Beach County, he has served on the Professional Advisory Board of the Epilepsy Foundation of America, Tourette’s syndrome Association of South Florida, and Rehabilitation Center for Children and Adults. Dr. Martinez was on the Board of Directors for the Epilepsy Foundation of South Florida. He also volunteered as Neurology Director for the Florida Epilepsy Camp at Boggy Creek, a weekly camp for children with epilepsy.

Dr. Martinez has been an investigator in over 50 clinical trials for several different neurological disorders including Alzheimer’s disease and Epilepsy. He has lectured domestically and internationally for the medical community and the general public. He has been published in several of the top medical journals and has been listed in the publication Best Doctors In America every year since 1996.

Dr. Jose A. Zuniga

Jose A Zuniga, M.D. graduated medical school from the Peruvian University Cayetano Heredia. His Internal Medicine training was completed at Wayne State University, his Neurology training at Henry Ford Hospital in Detroit and his Neurophysiology Fellowship training at the Montreal Neurological Institute. After completing his training he was appointed to the staff of the Henry Ford Hospital Department of Neurology.

Dr. Zuniga is a Clinical Assistant Professor of Neurology at Nova Southeast University. He was the Director of the Seizure Clinics in Palm Beach County. He has participated as a sub-investigator in numerous clinical trials in several neurological disorders including Alzheimer’s Disease, headaches, and Multiple Sclerosis.

Dr. Zuniga is Board Certified by the American Board of Psychiatry and Neurology in Neurology. He is also Certified by the American Board of Electrodiagnostic Medicine. He specializes neuromuscular and immunological disorders (neuropathies, multiple sclerosis, myasthenia gravis) and other neurological disorders including headaches, memory loss, and seizures. 

Dr. Nisha Chhabria

Dr. Nisha Chhabria

Nisha Chhabria, MD, FAAN, is the Director of the Movement Disorder Center at Palm Beach Neurology and Premiere Research Institute in West Palm Beach, Florida. She specializes in Parkinson’s Disease and all movement disorders.

Dr. Chhabria received her medical degree from American University of the Caribbean Medical School, St. Maarten, Netherland Antilles. She completed Georgetown University Hospital Movement Disorders Fellowship. She is a Diplomat of the American Board of Psychiatry and Neurology and is a Fellow of the American Academy of Neurology. She is also a member of the Movement Disorder Society and the Parkinson’s Study Group.  She is a national speaker and educator to the medical community and the general public.

Our Newsletter was created to educate and inform our readers regarding the newest treatments, articles, and research that are being conducted in the field of Neurology.