Fresenius Medical Care Hires New Brass

Fresenius Medical Care, one of the largest providers of dialysis products and services, has made two key appointments. 

Franklin W. Maddux, M.D., was named chief medical officer for Fresenius Medical Care North America, effective Dec. 12. Ha also will also be responsible for clinical and scientific affairs.

Maddux will report to Rice Powell, CEO of Fresenius Medical Care North America and deputy chairman of the management board.

“We are very excited to have Frank expand his role with Fresenius Medical Care. Frank has been working for us since 2009 and has an impressive experience in the healthcare industry. He is an outstanding choice as his career and research interests have focused on the quality of care for chronic kidney disease patients,” Powell said.

Maddux joined the company in 2009 after it acquired Health IT Services Group, an electronic health record software company that he founded in 2007. He has more than 25 years of experience in the healthcare industry, including the practice of nephrology. Maddux also serves as clinical associate professor of medicine at the University of North Carolina School Of Medicine. He has served on numerous boards and committees involved in developing technology initiatives in both the medical and regional economic development arenas. Maddux received his bachelor’s degree in mathematics from Vanderbilt University and his M.D. from the University of North Carolina at Chapel Hill.

Jeffrey L. Hymes, M.D., has been named senior vice president and associate chief medical officer. In this new role, Hymes will report to Maddux. Hymes joined the company in 2007. He is a graduate of Yale University and the Albert Einstein College of Medicine, and completed his internship and residency in Medicine at Yale-New Haven Hospital. Hymes was a fellow in the Clinical Nephrology department at the Boston University Medical Center and subsequently became a clinical instructor at the Boston University Medical Center, practicing nephrology in the Boston area. He has developed a large and extensive nephrology practice in the Nashville, Tenn., area, serving as president of Nephrology Associates.

In addition to the scientific appointments,  Simon Castellanos, executive vice president and president of the North Division of Fresenius Medical Services (FMS), the company’s dialysis services division, will become executive vice president and president of FMS. He will continue to report to Powell who has been serving as acting president of FMS. In this expanded role, Castellanos will be responsible for the operations of more than 1,800 dialysis clinics across 48 states and Puerto Rico and will coordinate the efforts of the division’s four regional presidents. Castellanos joined the company in 2003 after working at Gambro Healthcare International where he held various finance positions, including chief financial officer for the International Division.

“These key appointments position us well to meet the challenges ahead and to continue delivering world-class outcomes for our patients, employees and shareholders,” Powell said. “The level of talent and experience that Frank, Jeff and Simon provide to our organization will serve to further strengthen our executive leadership team.”

Fresenius Medical Care is headquartered in Bad Homburg, Germany. Its U.S. base is in Waltham, Mass.