About Us

Patronus Neurology’s executive leadership team has over fifty years of combined development and execution experience in telemedicine, teleneurology, remote medical care, affinity services, health care operations and technology, clinical research, and disaster medicine utilizing telemedicine.

Our experienced team understands the unique challenges our clients face – and know that in building a partnership, we can improve patient outcomes, develop a trust with our clients’ staff, and positively impact key metrics and financials within our client’s facilities to effectively and professionally scale their teleneurology practice to meet their specific needs.

Key Team Members

Leonard Dimitri DaSilva, MD
Leonard Dimitri DaSilva, MDFounder, Co-Chief of Neurology

Dr. DaSilva has worked in emergency teleneurology for nearly a decade. As the former Director of Neurology at Specialists On Call for four years, he helped guide and establish the service, working closely with hospitals from Stroke Ready Critical Access facilities through Primary Stroke Centers to Comprehensive Stroke Centers. He has assisted many hospitals in improving and establishing their stroke services with the help and support of emergency teleneurology.

Dr. DaSilva has performed more than 15,000 telemedicine consultations – of which more than 10,000 were strokes and more than 1,000 were recommendations for IV Alteplase (Activase) administration.

Dr. DaSilva graduated from the University of Texas – Houston Neurology Residency as Chief Resident in 2001, followed by a fellowship in Neurophysiology in 2002. From 1999 – 2002, he was Chief Fellow at M.D. Anderson Cancer Center Critical Care Unit. In 1997, Dr. DaSilva completed his Internal Medicine Residency in Bethlehem, Pennsylvania and obtained his board certification in internal medicine.

He was co-director of Lehigh University Health Center until 1998, and after his neurology residency and fellowship, he joined Tallahassee Memorial HealthCare in Florida and helped established one of the first Primary Stroke Centers in 2005. He left his practice in 2010 to dedicate to teleneurology full-time.

He is board certified in both neurology and vascular neurology. In 2013, Dr. DaSilva obtained his M.B.A. from George Washington University.

Michael J. Katsnelson, MD
Michael J. Katsnelson, MD Founder, Co-Chief of Neurology

Dr. Katsnelson graduated Phi Beta Kappa from The Johns Hopkins University with a double major in applied mathematics and economics. He then completed his medical training and neurology residency at Drexel University School of Medicine.

After finishing his vascular neurology fellowship at the University of Miami, Dr. Katsnelson continued to pursue his research, clinical and educational interests as an Assistant Professor of Neurology. He published multiple peer-reviewed papers in the fields of genetics of stroke, atrial fibrillation, and transcranial dopplers. He supervised stroke fellows, residents and nurses in the management of emergent and subacute care of various strokes, neurological emergencies and other medical conditions at Jackson Memorial Hospital, the second largest hospital in the United States.

Dr. Katsnelson also served as the Stroke Director at University Memorial Hospital from 2010 – 2013. While in that position, he established and oversaw quality improvement initiatives, hospital-based workflow processes, and worked with various departments to improve nationally monitored quality care measures.

Dr. Katsnelson has performed over 5,000 teleneurology consults, with more than 400 IV Alteplase (Activase) cases while working at Specialists On Call, and is the founder of Neuro Adwise, a company dedicated to eliminating the disparities in neurological care and bringing concierge-level cutting-edge care to patients and families suffering from neurological disorders.

Dr. Katsnelson is board certified in neurology and vascular neurology by the American Board of Psychiatry and Neurology.

Patronus Neurologists

Our team of board-certified neurologists are vascular or neurocritical care-trained physicians and are licensed in 28 states and territories. In addition to our dedicated teams’ performance in telemedicine acute care, we seek physicians who still practice bedside and who are constantly improving their clinical skills.