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Catholic Health Services Appoints Three to CHS Physicians Partners

April 18th, 2019

Catholic Health Services (CHS) announced key leadership appointments for its physician partner groups.

T. Christopher Windham, MD, has joined CHS as vice president and chief medical officer of CHS Physician Partners (CHSPP), the health system’s network of 1,800 physicians. Steven H. Stepp has been named vice president of population health analytics at CHSPP. Also, Sunny P. Chiu, MPH, will start on May 1 as chief administrative officer for the employed physician group, which includes about 250 physicians.

Before CHSPP, Windham, a surgical oncologist, was chief of oncology services and held the E.A. Morris Endowed Chair of Oncology for Cone Health Cancer Centers in Greensboro, North Carolina. Prior to that, he was medical director for Florida Hospital Eastern Division’s Cancer Center. He is an adjunct lecturer at Elon University Law School, serves on the Southeast Regional Board and is the division council chair for the American Cancer Society. He earned his medical degree at Eastern Virginia Medical School, Norfolk, Virginia, and a Master in Health Care Management degree from Harvard University.

steven steppStepp comes from WakeMed Health & Hospitals in Raleigh, North Carolina, where he was the director of informatics and decision support and led the organization’s data and analytics team. Previously, he was director of business intelligence and engineering for UPMC Pinnacle, a health system serving 10 Pennsylvania counties, where he founded and led the Department of Business Intelligence and Engineering. Mr. Stepp has held various leadership roles at United Parcel Service, Suzuki Motor Corporation, Si’Quent and Geisinger Health Systems. He earned a Master in Business Administration degree from Temple University and a bachelor’s in operations management and industrial engineering at Susquehanna University.

Sunny ChiuChiu recently served as chief administrative officer for Mount Sinai Health Partners and vice president of Mount Sinai Health System's Community Practice Services. Also, he served as executive director for North Shore Long Island Jewish’s (now Northwell) Clinical Integration Network IPA and vice president for Group Practice & Risk Contracting at EmblemHealth. He earned a Master of Public Health degree from the Harvard T. H. Chan School of Public Health and a Master of Business Administration degree from the University of California.

For more information, visit or call 1-855-CHS-4500.


About CHS
Catholic Health Services (CHS) is an integrated system encompassing some of the region’s finest health and human services agencies. With 18,400 employees, 6 acute care hospitals, 3 nursing homes, a home nursing service, hospice, a community-based agency for persons with special needs and a regional lab, CHS’s high standards have resulted in a 24% market share. For more information visit,