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Arnold Mackles, MD, MBA, LHRM
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Arnold Mackles, MD, MBA, LHRM is a nationally-recognized expert on patient safety. The mission of Dr. Mackles’ 35-year healthcare career has been to provide access to the highest quality care; first, during his 23 years of practice as a neonatal physician and then, for the past 12 years as a National Patient Safety Expert in all areas of medical practice. Dr. Mackles’ specific areas of expertise include: proactive prevention of medical errors, risk management, healthcare performance improvement strategies, creating/maintaining a culture of patient safety excellence, benchmarking industry leading communication protocols, safe and accurate medication delivery, root cause analysis, healthcare technology, medical documentation and emerging leadership strategies in patient safety.

Dr. Mackles is an industry thought leader who brings a refreshing, no-nonsense, and solutions-based approach to all areas of patient safety. He plays many roles within the healthcare space that include expert witness, continuing medical and nursing education program developer and facilitator, keynote speaker, and industry consultant. As an expert witness and consultant, Dr. Mackles’ fundamental philosophy is based on identifying root causation in the event of adverse patient safety circumstances and medical errors. He leads the field in his commitment to improving patient safety, reducing medical errors and enhancing the overall reputation of the healthcare industry. Program evaluations from physicians, nurses, CME directors, senior management and attorneys are outstanding and verifiable. Dr. Mackles is an industry change agent, a problem solver and a creator of a positive organizational culture. 

His background as a neonatologist, patient safety expert witness, physician reviewer, author and presenter position Dr. Mackles as one of the nation’s top experts on the subjects of patient safety and risk management. He teaches and promotes new, cutting-edge subject matter, while researching emerging trends to ensure full compliance with healthcare protocols and policies to meet stringent client mandates and objectives. 

Dr. Mackles is a former hospital-based physician with more than 23 years of experience, specializing in neonatology. He was a neonatologist/pediatrician for Pediatrix Medical Group, Florida Regional Neonatal Associates, and St. Mary’s Hospital (all located in South Florida), between 1983 and 2005. His experience and background as a physician clearly exposed him to the challenges the medical profession faced and the need to significantly improve patient care to reduce medical errors. In 2006, Dr. Mackles made the decision to become a full time advocate for patient safety. 

He now travels the country as a speaker, trainer, expert witness, and consultant to improve patient safety and reduce or eliminate avoidable medical errors. Dr. Mackles’ credentials include a neonatology fellowship from Cornell University Medical Center, a pediatric residency from Lenox Hill Hospital in New York, a medical degree (MD) from the University of Bologna in Italy, an MBA Degree from Nova Southeastern University, and he received his bachelor’s degree (pre-med) from Syracuse University. Dr. Mackles attained his healthcare risk management licensure through studies at the University of South Florida. He is a Certified Professional Compliance Officer (CPCO) awarded by Healthcare Compliance Resources (currently certified by the AAPC, Salt Lake City, UT). He has served as an Instructor and Program Developer for the Risk Management and Patient Safety Program at the University of Florida, and participated as an instructor and faculty member of the University of South Florida Distance Education Risk Management Licensure Program. Dr. Mackles is currently a physician reviewer for the monthly newsletter “Healthcare Risk Management,” published by Relias Learning (formerly AHC Media). He is also a member of the Publication’s Editorial Board. In addition, Dr. Mackles is the author of 10 accredited online continuing medical and nursing education courses on patient safety topics offered by the Sullivan Group. Dr. Mackles is an active member of the Florida Society of Healthcare Risk Management and Patient Safety (FSHRMPS) and was elected to the Board of Directors from 2006 to 2008, and again between 2014 and 2015. He is a member of the American Society of Healthcare Risk Management (ASHRM) and has presented at their national meetings. In addition, Dr. Mackles is affiliated with the American Society of Professionals in Patient Safety.


Prevention of Medical Errors



This course addresses the mandatory content for Physicians in Florida. The purpose of this educational activity is to provide physicians with the most current information regarding the prevention of common performance and diagnostic errors. This monograph is specific to Florida statutes. After completing this activity, learners will be able to:

  1. Identify the two most common qualities of care violations
  2. Name four of the most prevalent diagnostic and performance errors
  3. Cite two necessary elements of a root cause analysis
  4. Create two risk management measures designed to prevent medical errors and increase patient safety


Disclosures: Author of CME Courses: The Sullivan Group, Innovative Healthcare Comp. Group, Inc.; Speaker: Innovative Healthcare Comp. Group, Inc.

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