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Our Senior Team

Our senior team brings hundreds of years of experience to the Greater Waterbury Health Network.

Lester P. Schindel

Chief Executive Officer, Greater Waterbury Health Network

Lester P. Schindel was named Interim Chief Executive Officer of the Greater Waterbury Health Network in March 2017.

Before coming to Waterbury, Les served as Chief Strategy and Development Officer for Prospect East, a division of Prospect Medical Holdings, Inc.

Les is an accomplished hospital leader with extensive experience in developing physician practices and innovative collaborations and partnerships with allied health providers.  As CEO at Chartercare Health Partners, Prospect’s two-hospital system in RI, from 2014-2016, Les successfully oversaw Chartercare’s transition to Prospect. He also led the expansion and renovation of Roger Williams Medical Center’s Emergency Department and the remodeling of Our Lady of Fatima Hospital’s main floor and outpatient registration.

Prior to joining Prospect, Les was CEO and President of Steward Holy Family in Methuen, Mass., and Merrimack Valley Hospital in Haverhill, Mass., a 402-bed, two-campus hospital north of Boston. Before that, he was CEO of Merrimack Valley Hospital, COO of Metrowest Medical Center in Natick, Mass., and COO of Leonard Morse Hospital, also in Natick.

Les is a graduate of Rutgers University and received a master’s degree in health care administration from George Washington University.

Justin Lundbye, M.D. FACC

Chief Medical Officer

Justin Lundbye, MD, FACC, was appointed Senior Vice President and Chief Medical Officer (CMO) for Waterbury Hospital in December 2016.

Dr. Lundbye, a cardiologist and internal medicine physician by training, served as Chief of Cardiology at The Hospital of Central Connecticut for six years.   Prior to that, he served in a number of leadership roles at Hartford Hospital.   He is also an Associate Professor of Medicine at the University of Connecticut.

Dr. Lundbye’s background includes achievements in improving quality and performance, being an early adopter of advanced technology (such as electronic billing and tracking systems), building strong teams, reducing hospital readmissions, and managing the care of chronically ill patients.  He is currently building on these skills and working toward his MBA, furthering his business acumen and leadership expertise. 

Dr. Lundbye is board-certified in Cardiovascular Medicine and is a Fellow of the American College of Cardiology and The American Society of Nuclear Cardiology.   He received his medical degree from Ross University School of Medicine, Dominica, West Indies.  He did his residency at the University of Connecticut and his cardiovascular fellowship at UConn and Hartford Hospital.

Mark Holtz, MS, FACHE

Mark Holtz, Waterbury Hospital, March 2015.

Senior Vice President and Chief Operating Officer of the Greater Waterbury Health Network

In this role, Mark’s current responsibilities are in patient care services, contracted services, hospital outpatient services, laboratory, pharmacy, Alliance Medical group, and the Cardiology Service line including the Cardiology Associates of Greater Waterbury. Mark’s prior positions include, SVP/COO of Glens Falls Hospital in NY, COO of Overlook Medical Center which is part of the Atlantic Health System, and SVP of Operations for Lehigh Valley Health Network. Mark received his Bachelor of Arts in Psychology from Herbert H. Lehman College of the City University of New York in 1979, and Master of Science in Healthcare Systems Management from Iona College in New Rochelle NY in 1984. Mark is also a Fellow of the American College of Healthcare Executives and an Eagle Scout, Boy Scouts of America.

Sandra Iadarola, RN, MBA, BSN, CPHQ

Sandy Ladarola

Sandra Iadarola is the Chief Nursing Officer and Vice President of Patient Care Services at Waterbury Hospital. Sandi has been the Chief Nursing Officer at Waterbury Hospital since 2011. A Waterbury native, Sandi started her career as a nurse at Waterbury Hospital. She has worked as a nurse leader in different hospitals in Connecticut for more than 30 years. Sandi served as Administrative Director of Medical/Surgical and Critical Care Services at Waterbury Hospital for eight years prior to her current role. Before that, she served as Vice President of Patient Care at Charlotte Hungerford Hospital in Torrington.

Sandi holds a Bachelor’s of Science in Nursing from University of Connecticut and a Master of Business Administration from Rensselaer Polytechnic Institute. She is a Certified Professional in Healthcare Quality by the National Association of Healthcare Quality.

Richard P. Kropp

Vice-President of Human Resources at Waterbury Hospital/Greater Waterbury Network

Richard has more than 30 years of experience in human resources including as Vice President of Human Resources for Lourdes Health System in Camden, New Jersey, as Senior Vice President for Human Resources for Caritas Christi Health Care in Boston, Massachusetts and as Vice President for Human Resources for Cape Cod Healthcare.

Richard has a Master’s Degree in Human Resources from Penn State University, and a Doctoral Degree in Humanistic Psychology from Boston University. He is the co-author of several books on human resources including: Human Resources Planning and Development in Healthcare and Performance Management and Collaborative Leadership and Communicating in the Business Environment.