ACMT News > ATSDR Cooperative Agreement > Consultants - ATSDR Coop



Charles McKay, MD, FACMT



University of Connecticut School of Medicine
Hartford, CT

After graduating from both Dartmouth College and Medical School, Dr. McKay completed an internship and residency in Internal Medicine at Rhode Island Hospital. He completed his residency in Emergency Medicine at Denver General Hospital, and completed practice pathway preceptorships in Medical Toxicology at the Rocky Mountain and New York Poison Control Centers. 

Dr. McKay is a medical toxicologist at Hartford Hospital and the University of Connecticut School of Medicine, where he is an Associate Professor of Emergency Medicine. He is a diplomat of the ABMT and the ABMS Toxicology Subboard. He is the Associate Medical Director of the Connecticut Poison Control Center and the Director of the Toxicology Fellowship at UConn. Dr. McKay also directs a toxicology consult service at Hartford Hospital and Connecticut Children’s Medical Center (CCMC). As Medical Director of Occupational Health Services for Hartford Hospital and CCMC, he also evaluates questions of workplace safety and toxic exposure for 9,000 employees. 

He has served on the ACMT Board of Directors since 2007 and is the Past Chair of the ACMT Practice Committee. Dr. McKay is active in biopreparedness efforts at the local and state level and has helped lead ACMT’s participation in the Department of Homeland Security’s Chemical Terrorism Risk Assessment (CTRA) process. Dr. McKay is also the National Coordinator of the ACMT-ATSDR Regional Consultation Network.
Dr. McKay seeks “to develop sustainable practice opportunities for medical toxicologists.” His interests lie in clinical patient care, occupational and environmental toxicology, biopreparedness, and training of residents and fellows. He also enjoys scuba diving and distance running.  



Lewis Nelson, MD, FACMT

Lewis_Nelson.jpg   New York University School of Medicine 
New York, NY

Dr. Nelson received his medical degree from SUNY Health Science Center in Brooklyn, NY. He completed a residency in emergency medicine at Mount Sinai School of Medicine followed by a fellowship in Medical Toxicology at New York City Poison Control Center/New York University School of Medicine.

Dr. Nelson is Associate Professor in the Department of Emergency Medicine at New York University School of Medicine and also the Director of Education for his department. He is the Director of the Fellowship in Medical Toxicology program at NYUSOM and NYCPCC. He is an attending physician in the Department of Emergency Medicine at Bellevue Hospital Center and New York University Langone Medical Center. At NYULMC, he is Chair of both the Pharmacy and Therapeutics and Medication Safety committees. 

Dr. Nelson has served as Chair of the Medical Toxicology Subboard, the board certifying organization for medical toxicologists. He has also been of the Food and Drug Administration's Drug Safety and Risk Management (DSaRM) Advisory Committee. 

In addition to editing Goldfrank's Toxicologic Emergencies, now in its 9th edition, Dr. Nelson’s educational and research interests focus on opioid toxicology, medication safety, and chemical terrorism.

Dr. Nelson was first elected to the ACMT Board of Directors in 2002. He served as President from 2010 to 2012, and has had leadership roles on multiple committees. 


Leslie Dye, MD, FACMT 

Leslie_Dye.jpg   Journal of Medical Toxicology
Waynesville, OH

Dr. Dye received her medical degree from the University of Kansas. She completed an Emergency Medicine Residency and Toxicology Fellowship at the University of Cincinnati. Her “love for the specialty of Medical Toxicology has never wavered.” She has many publications and presentations, and received an $800,000 grant to establish a Poison Control Center in Shenyang, China. 
Dr. Dye cites her involvement with The Journal of Medical Toxicology as the Editor-in-Chief as one of her “greatest joys.” 

Dr. Dye has served on the ACMT Education, Publication, and Membership committees for several years and is the past-Chair of the Education Committee. She has also organized and moderated the Fellows-in-Training luncheon at NAACT for several years and has served as the course director for the Biennial ACMT Board Review Course in 2008. Her passion has been serving as a mentor and recruiting new toxicologists into ACMT. 

She is a fitness enthusiast and bikes and swims. She has competed in a century bicycle ride, an aquabike, and several other organized bicycle rides. In her free time, she can be found on her farm in Waynesville, Ohio with her husband, Brian and various animals. 


Howard A. Greller, MD, FACMT 

Howard_Greller.jpg   North Shore University Hospital
New York, NY 

Dr. Greller received his BA from Yale University and his MD from the New York University School of Medicine. He did his residency in Emergency Medicine at the University of Pennsylvania and completed a fellowship in Medical Toxicology at the New York University School of Medicine / New York City Poison Control Center. Dr. Greller is board certified in medical toxicology and emergency medicine. 

Currently, Dr. Greller is an assistant professor in the Department of Emergency Medicine at Hofstra North Shore-LIJ School of Medicine. 
He has served as the Chairman of the ACMT Website Committee for the past four years. He oversees the development, design, implementation and transition of the ACMT website: He launched the Enduring Education committee, dedicated to the enhancement, preservation and advancement of the educational efforts for the college. He is the moderator and administrator of the Forum of ACMT, the College’s online discussion board.

Dr. Greller has served as a member of the Board of Directors of both the college and the Medical Toxicology Foundation. He has worked closely with other committee chairs and board members to foster educational goals, such as the Innovative Teaching Award, which is an unrestricted grant for innovations in medical toxicology education. Dr. Greller’s vision is to “make ACMT, and the information possessed by medical toxicologists, more accessible in the world of medicine.” 


Michelle Ruha, MD, FACMT 


Banner Good Samaritan Medical Center 
Phoenix, AZ

Dr. Ruha received her medical degree from UMDNJ New Jersey Medical School and then completed an Emergency Medicine residency at Morristown Memorial Hospital in New Jersey. Her fellowship training brought her to Phoenix, Arizona, where she continues to serve as Director of the Medical Toxicology Fellowship at Banner Good Samaritan Medical Center. 

She is Board Certified in Emergency Medicine and Medical Toxicology but her clinical practice is focused on providing care to poisoned and envenomed patients. She is a Clinical Assistant Professor with the Department of Emergency Medicine at the University of Arizona College of Medicine and also serves on the Medical Toxicology Subboard for the American Board of Emergency Medicine, the certifying organization for medical toxicologists.  

Dr. Ruha is an Editorial Board member and the Review Article Editor for the Journal of Medical Toxicology. Her major area of interest and research is in envenomations. Dr. Ruha has been a member of the Board of Directors of the American College of Medical Toxicology since 2009.