IU Health Bloomington Leadership

Denzil Ross, MBA, FACHE

President, IU Health South Region

Denzil Ross joined IU Health as president of the South Region in February 2024. In this role, he leads strategic and operational avenues for IU Health Bloomington, IU Health Bedford Hospital, IU Health Morgan, IU Health Paoli Hospital, and over 60 ambulatory clinics and joint ventures encompassing more than 5,000 team members in seven counties.

Before joining IU Health, Ross served as the chief executive officer for Northwest Medical Center Houghton, a 145-bed facility he helped open during the COVID-19 pandemic. His previous leadership roles have included Chief Operating Officer and Lead Administrator for Lovelace Medical Center and Heart Hospital of New Mexico, and Chief Operating Officer and Ethics and Compliance Officer at Metropolitan Methodist in San Antonio, TX.

Ross is Board Certified and a Fellow of the American College of Healthcare Executives as well as a member and co-founder of the Kansas City Regional Chapter of the National Association of Health Service Executives. He is also a member the National Association of Health Service Executives, Kappa Alpha Psi Fraternity, Inc. and Sigma Pi Phi Fraternity.

At Park University, Ross earned his Master’s in Business Administration with an emphasis in healthcare and health services management. He was Cum Laude when he graduated with his Bachelor of Science in Computer Science with an emphasis in system analysis. He was also an America’s Essential Hospitals Fellow (formerly NAPH).

John Sparzo, MD, MBA, CPHQ

Chief Medical Officer, IU Health South Region

John Sparzo joined IU Health as the Chief Medical Officer in 2022. In this role he focuses on improving health care outcomes, quality and patient safety across the acute care locations in the South Region. He also works to support physicians and other providers so that they can continue to deliver excellent care to their patients.

Sparzo trained at IU Health University and IU Health Riley Hospital for Children for his combined Internal Medicine/Pediatrics residency, serving as chief resident in his final year. His work as a physician executive spans over 20 years and includes work as a Vice President of Medical Affairs, leadership in a post-acute care practice, and as system medical director for hospitalists in an Indiana-based hospital system.

Brechin Newby, MD, MBA, FAAP

Chief Physician Executive, IU Health South Region

Brechin Newby, MD, serves as the regional Chief Physician Executive. She leads and manages the affairs of the practice group for the South Region, maintaining the deployment and effective utilization of resources to uphold the mission and values of the organization. She represents the regional practice group within the IU Health system.

Dr. Newby attended Indiana University School of Medicine and completed her pediatric residency at Riley Hospital for Children at IU Health. Dr. Newby began her leadership career as a chief resident and has continued that work at IU Health in many leadership positions. She previously served as Chief of Staff at Bloomington Hospital and Service Line Medical Executive for Southern Indiana Physicians. Dr Newby completed her Physician MBA through the IU Kelley School of Business.