CommonSpirit Health – Region Leadership

Guiding the future of health care across Colorado, Kansas and Utah.

CommonSpirit Health – Region Leadership

Guiding the future of health care across Colorado, Kansas and Utah.

Matt Brown serves as Interim President for the CommonSpirit Health Mountain Region, as well as CommonSpirit’s Senior Vice President of Operations and Transformation. Matt is a strategic leader known for guiding organizations through tough economic headwinds to achieve operational and financial excellence. At the heart of each decision is Matt’s unwavering commitment to our Mission – improving the health of the people we serve, especially those who are vulnerable.

Matt is proud to be one of the first employees hired by CommonSpirit, which now spans more than 1,000 care sites and 140 hospitals in 23 states. Prior to joining CommonSpirit, Matt held leadership roles with consulting groups Navigant and FTI Consulting, in addition to operation roles with UT Medical Center and Barnes-Jewish Hospital.

Matt received his bachelor’s degree from Truman State University and master’s degree in business administration from the University of Kansas.

Andrew Gaasch, CPA, serves as Executive Vice President and Chief Financial Officer for CommonSpirit across Colorado, Kansas and Utah. Known for his transparent and collaborative leadership, Andrew provides strategic financial direction and operational guidance to a network of 20 hospitals, and also leads the region's ambulatory services network, revenue cycle management, managed care, supply chain management, and legal & risk management teams. 

Andrew has been a trusted leader within CommonSpirit since 2002, serving in senior leadership roles at the hospital level, as well as in market and region roles. 

Andrew received a bachelor’s degree in management from the Georgia Institute of Technology and has a master's degree in strategic healthcare leadership from the University of Denver. He is a member of the American Institute for Certified Public Accountants, the Colorado Society of Certified Public Accountants, and the Healthcare Financial Management Association.

Patrick Gaughan joined CommonSpirit Health in Colorado, Kansas and Utah in November 2018 to support mission integration and formation, community health, pastoral and spiritual care, and ethics. 

Before joining the Mountain Region, Patrick served 12 years as CommonSpirit’s System Vice President for the Center for Formation and Organizational Effectiveness. Prior to joining CommonSpirit, Patrick held leadership roles in mission integration and operations/process improvement with Alexian Brothers Health System in Illinois. In addition, he started his career in health care as a cardiac, vascular and thoracic surgery intensive care nurse at St. Anthony Medical Center in Rockford, Ill. 

Patrick has a diploma in nursing from St. Anthony Nursing School in Illinois, a bachelor’s degree in nursing from Northern Illinois University, and master’s degrees in health administration and business administration from Xavier University in Cincinnati. He also has six years in missionary formation with the Society of the Divine Word in Iowa.

Oswaldo (Ozzie) A. Grenardo, MD, MBA, MSHA, serves as Chief Medical Officer. He provides overall strategic direction and leadership in clinical excellence, quality and patient safety for the sustained success of the 20 hospitals and 240 clinics across the CommonSpirit Mountain Region. 

Dr. Grenardo most recently served as our Senior Vice President and Chief Diversity & Inclusion Officer for CommonSpirit across Colorado, Kansas and Utah. In this role, he inspired this region to become a more diverse, equitable and inclusionary organization. He was instrumental in launching the Health Equity & Advancement Fund in 2021. Previously, Dr. Grenardo served as a family medicine physician in Southeast Aurora for 15 years.

Dr. Grenardo received his bachelor's degree from Stanford University and master's degrees in business administration and health administration and his doctor of medicine degree from the University of Colorado.

Shauna Gulley, MD, serves as Group President for the Physician Enterprise in Colorado, Kansas and Utah for CommonSpirit Health. She is responsible for leading the CommonSpirit Physician Group, driving service line growth, partnering with independent medical groups, and overseeing our clinically integrated network.  

A CommonSpirit leader since 2009, Dr. Gulley most recently served as our Senior Vice President and Chief Clinical Officer, leading clinical enterprise to nationally recognized excellence in clinical quality and patient safety through a culture of high reliability. Dr. Gulley’s experience as a health care leader, along with her role as a practicing pediatrician and internist, is instrumental in catalyzing the innovative change needed to make health care healthier, while engaging, aligning and growing the physician enterprise in the region. 

Dr. Gulley earned her medical doctorate from the University of Arizona College of Medicine where she was designated a Dean’s Scholar, and her MBA from the Isenberg School of Management, UMass Amherst. 

Thomas Donohoe serves as Senior Vice President and General Counsel for CommonSpirit. On a mission to help others succeed, Tom is responsible for managing and providing legal services and guidance on a wide range of issues across CommonSpirt's connected system of care. Known for his problem-solving and team-oriented approach, Tom has nearly two decades of experience in health law, primarily representing and working for hospitals and health systems.

He most recently served as Deputy Chief Legal Officer for Intermountain Healthcare where he oversaw and provided legal support to corporate shared services as well as regional business and legal operations teams. Tom joined SCL Health, now Intermountain, in 2018 and served as the lead internal counsel for the merger between the two systems in April 2022. Tom graduated from Indiana University’s Robert H. McKinney School of Law, where he received a concentration and honors in health law, and he earned his bachelor’s degree from Brigham Young University. He is fluent in written and conversational Spanish.

Brenda Simpson, DNP, RN, CENP, is the Senior Vice President and Chief Nursing Officer for CommonSpirit Health. Supporting our nearly 6,500 nurses, Brenda is on a mission to be an advocate for those we serve, including our patients, communities and caregivers. She is responsible for managing and evaluating system-wide clinical policies and the nursing shared governance framework, nursing professional development and the Central Staffing Office. Brenda is committed to enhancing clinical excellence, patient safety and delivering whole person care – mind, body and spirit - across CommonSpirit's care system.

With more than 25 years of progressive leadership experience, Brenda has a passion for leading teams to nursing excellence. She served as System Vice President & Chief Nursing Officer for Northeast Georgia Health System (NGHS) in Gainesville, Ga. for five years and prior to joining NGHS, she spent nine years as System Senior Vice President & Chief Nursing Officer at CHI St. Vincent Health System in Little Rock, now a part of CommonSpirit Health. Brenda also has held the role of Team Leader as an American Nurses Credentialing Center Magnet Appraiser for the past six years.

Brenda earned a bachelor's degree in nursing from Tennessee State University in Nashville, a master's in nursing from the University of Tennessee in Knoxville, and a Doctorate of Nursing Practice from the University of South Alabama in Mobile. She is Certified in Executive Nursing Practice (CENP), a member of the American Organization of Nursing Leadership and the American Nurses Association, and has published extensively on topics related to optimizing nurse leadership practice.