Leadership
Meet our leadership team

John M. Murphy, MD
President and CEO
Full BioDr. Murphy has more than 40 years of experience in healthcare management and medicine. He joined Western Connecticut Health Network when it was formed. He was president and CEO of Danbury Hospital when it reached an affiliation agreement with New Milford Hospital in 2010 to create Western Connecticut Health Network. Prior to taking on an administrative role, Dr. Murphy practiced neurology in the Danbury, Conn., area for 20 years. Dr. Murphy earned his bachelor’s degree from Fordham University in the Bronx, NY and his medical degree from the University of Medicine and Dentistry of New Jersey (UMDNJ), now called Rutgers New Jersey Medical School in Newark, NJ. He completed his residency in internal medicine and neurology at the UMDNJ Hospital system.
As Nuvance Health, we remain devoted to caring for our unique communities.
That is why our local, community-based leadership and separate boards of directors oversee each hospital.
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Jean Ahn
Chief Strategy Officer
Kerry Eaton
Chief Operating Officer
Catherine Frierson
Chief Human Resources Officer
Geoff Hook
Chief Information Officer
Christopher Lehrach, MD, MBA
President, Medical Groups
Grace Linhard
Chief Development Officer
Carolyn McKenna
Chief Legal Counsel
Wayne McNulty, JD
Chief Compliance Officer
Jeffrey M. Nicastro, MD
Chief Medical Officer & Network Chair of Surgery
Steve Meth
Chief Experience Officer
Joann Petrini, PhD, MPH
Vice President and the Bedoukian Endowed Chair for Innovation and Research
Steve Rosenberg
Chief Financial Officer
Sharon Adams, RN
President, Danbury Hospital, New Milford Hospital
Peter Cordeau, RN
President, Norwalk Hospital
Denise George, RN
President, Northern Dutchess Hospital
Mark Hirko, MD, FACS
President, Putnam Hospital, Sharon Hospital
Peter Kelly
President, Vassar Brothers Medical Center
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The new organization’s board of directors includes diverse and equitable volunteer community representation: eight members were nominated by Health Quest and eight were nominated by WCHN.
- Gregory Rakow (Board Chair)
- David Cyganowski
- Joseph DiVestea
- Robert Dyson
- Carla Gude
- Mark Gudis
- Richard Jabara
- Steven Lant
- Luke McGuinness
- Mary Madden
- Daniel McCarthy
- Michael Nesheiwat, M.D.
- Anne Roby
- Syed Shahid, M.D.
- Ervin Shames
- John Murphy, M.D. (ex officio)