In other news from Envision Healthcare, the Nashville-based company announced appointments of a new chief financial officer and chief information officer.

Teresa Sparks has been named executive vice president and CFO, bringing extensive experience in healthcare finance, operations and acquisitions to her post. She previously served as interim CFO at Brookdale Senior Living and prior to that was the long-time CFO for Surgery Partners and its predecessor company, Symbion, where she took the company public and was instrumental in leading its organic and acquisition-based growth strategy. Sparks is on the Board of Trustees at Trevecca Nazarene University and previously served as the chairperson for the Nashville Healthcare Council's Leadership Health Care (LHC) program. She is a graduate of Trevecca Nazarene.

Kristin Darby

Kristin Darby has been named executive vice president and CIO. Darby has more than 25 years of experience in healthcare IT, finance, mergers and acquisitions, strategy and leadership. Previously, she served as the enterprise CIO of Cancer Treatment Centers of America and has also served as a divisional CIO for Vanguard Health System and Tenet Healthcare and as CIO for Risk Management Foundation of the Harvard Medical Institutions. Darby is a Rotary International Paul Harris Fellow and has received numerous national industry awards. She earned her undergraduate degree from the University of South Florida and an MBA from the Henley Business School in Oxfordshire, England. She is a certified public accountant, certified fraud examiner and certified healthcare CIO.