Thomas W. Diller, MD, MMM, CPE, CPQ

Executive Director, Institute for Patient Safety

Associate Professor, School of Public Health

Thomas Diller, MD, is an experienced physician executive with over 21 years of progressively increasing responsibilities in medical management.  Currently, he is the Executive Director of the University of North Texas Health Sciences Center Institute for Patient Safety and an Associate Professor in the School of Public Health.  In this role he collaborates with the University, health care providers, other academic institutions and patients in Texas to improve patient safety through education and research.

Recently, he served as VP and System Chief Medical Officer for CHRISTUS Health, a Catholic healthcare system with ~30 hospitals in the United States, 13 hospitals in Latin America and over $5B in net revenue.  His responsibilities included leading clinical standardization; patient safety, clinical risk management and quality initiatives; optimizing medical staff performance; serving as the President for a clinical integration network; and managing the system’s research and academic efforts.

Previously, he served Greenville Health System, a 6 hospital academic, integrated delivery system as corporate VP of Quality and Patient Safety, where he led quality and patient safety, led the development of the system’s research infrastructure, served as the principle investigator for quality and safety research; and served as the liaison for national and state academic, accreditation and quality organizations.  Additionally, while at GHS, the University Of South Carolina School Of Medicine – Greenville was started.  He also served as the Chair of the South Carolina Hospital Association’s Quality Committee and was instrumental in leading a state-wide initiative to implement high reliability principles in numerous hospitals.  Additional prior experience includes serving as a Chief Medical Officer for a community hospital, a large medical group practice and a provider owned managed care company.

He has extensive accomplishments and expertise in (1) improving healthcare quality and outcomes through high reliability, cultural transformation, lean six sigma and change management methods; (2) improving population health through clinical integration, care management and risk contract management; (3) leading information systems implementation and data analysis; (4) improving physician relations and the management of medical staff affairs; (5) managing operations for hospitals, medical groups and managed care; and (6) managing clinical research and academics.

Dr. Diller holds a Masters of Medical Management degree, is a Certified Physician Executive, is certified in Medical Quality and is black belt trained in lean six sigma and change management.  Additionally, he is a Board Certified Internist with over 20 years of clinical practice experience in internal, occupational and preventive, and emergency medicine.  He has served on numerous medical staff committees, held elective office with county medical societies and served on national, state and community health policy committees and boards.  He has published several research papers on quality and patient safety topics and serves on the Editorial Board for The American Journal of Medical Quality.

This page was last modified on January 24, 2018