Mr. Singleton was first named to lead Inova Health System in 1984 when it was called the Fairfax Hospital Association. He joined the Fairfax Hospital Association as executive vice president for operations in 1983. Since then, he has led Inova through a period of significant growth and expansion that continues today.

Mr. Singleton is a director and officer of a variety of community organizations that address issues such as affordable housing and human services. In addition, he has been the recipient of numerous awards. In 2000, Mr. Singleton received the Regent's Award from the American College of Healthcare Executives (ACHE). This senior-level award recognizes ACHE affiliates who are exemplary leaders in the field and significantly contribute to the advancement of health care management excellence. Also in 2000, he received the Distinguished Leadership Award from the Washington Chapter of the American Jewish Committee. In 1993, the Northern Virginia Community Foundation awarded him with the Community Care Award for Health; in 1990, the Washington Post named him Citizen of the Year.

Before joining Inova, Mr. Singleton served as the hospital director for the Hershey Medical Center of Pennsylvania State University in Hershey, PA, from 1978 to 1983. He was the assistant director of the Medical Center from 1975 to 1977. His began his career in the health care field in administration for the English National Health Service at Guy's Hospital in London, England.

He is a Phi Beta Kappa graduate of the University of North Carolina, where he earned a bachelor of science degree in Business Administration in 1970. He received his master's degree in Health Administration from Duke University in 1973.

Mr. Singleton is married, has four children and lives in Oakton, VA.