John Skevington, CEO

John Skevington is the Chief Executive Officer of Parkland Medical Center, an 86-bed regional acute care hospital with a Level III Trauma Center in Derry, NH. He is responsible for Parkland's operations in a primary service area of thirteen New Hampshire towns covering over 170,000 lives. John has been with HCA Healthcare for 11 years and has previous experience at Parkland Medical Center as the Chief Operating Officer. He most recently held the position of Chief Operating Officer at Portsmouth Regional Hospital.

John received a Bachelor of Science in Health Science from Truman State University and his Masters in Health Administration from the Medical College of Virginia. He began his career at Hospital Corporation of America (HCA) as an administrative resident at HCA LewisGale Montgomery in Blacksburg, Virginia.


Jacob Wiesmann, CFO

Jacob Wiesmann is the Chief Financial Officer of Parkland Medical Center, an 86-bed hospital in Derry, New Hampshire. Jacob has served the last 18 years in the financial operations of HCA owned hospitals and was appointed as Chief Financial Officer of Parkland Medical Center in 2012.

In addition to his responsibilities at Parkland, Jacob is the President of the board of Community Health Services, an organization with a goal of providing education and case management support for those struggling to navigate healthcare services. Additionally, Jacob serves on the board of directors for the Greater Derry Londonderry Chamber of Commerce and board of directors for The Upper Room, a family resource center dedicated to the education of young people and young families.

Prior to joining Parkland, Jacob served as Controller at Rose Medical Center, a 270-bed HCA facility in Denver, Colorado. While in this role, he led a performance improvement team, ensured strong communication with employed physician practices, and aided in the improvement of the patient experience. His career with HCA includes roles of increasing responsibility at four different HCA facilities: Presbyterian/St. Luke's, Chippenham Johnston-Willis, North Suburban and Rose Medical Center.

Jacob earned his Bachelor of Business Administration from Texas A&M University, and a Master of Business Administration from Regis University. He also holds a Certificate in International Business from IECS Strasbourg.


Eileen Keefe, CNO

Eileen Mary Keefe, MS, RN, CNL, NEA-BC is the Chief Nursing Officer at Parkland Medical Center. Eileen joined Parkland and HCA in 2000. She has led the departments of Quality, Risk and Education, and in 2010 was named Chief Nursing Officer of Parkland Medical Center.

Eileen is a member of the New Hampshire Organization for Nurse Leaders and serves on the Nursing Advisory Boards for Manchester Community College, Rivier University and Southern New Hampshire University.

Prior to joining Parkland, Eileen spent 15 years at Beth Israel Hospital in Boston, Massachusetts. Eileen earned a Bachelor of Science in Nursing from Boston College, a Master of Nursing from the University of New Hampshire and is currently pursuing a Doctor of Nursing Practice degree.


Mark Bolen, VP of Operations

Mark Bolen is the Vice President of Operations at Parkland Medical Center, an 86-bed acute care hospital in Derry, New Hampshire. He has administrative oversight of Cardiovascular Services, Behavioral Health Services, Oncology Services, Emergency Preparedness, Imaging Services and Laboratory Services.

Prior to joining Parkland Medical Center, Mark served in multiple roles within the TriStar Division of HCA for eight years. Mark joined HCA in 2011 as a Productivity Analyst at TriStar Summit Medical Center in Hermitage, Tennessee. From 2015 to 2017, Mark served as the Senior Manager of Performance Improvement for the TriStar Division. From 2017 to 2019, Mark served as Assistant Administrator/Ethics & Compliance Officer at TriStar Hendersonville Medical Center in Hendersonville, TN.

Mark received his Bachelors of Business Administration from Lipscomb University in 2009 and his Master of Business Administration in Healthcare Management from Belmont University in 2010. Mark also serves as a Healthcare Administrator in the US Navy Reserve Medical Service Corps.