Every day, the leadership team at Cheshire Medical Center delivers on our mission to provide excellent, compassionate care to the communities we serve. We are honored to serve you, and we’re proud to work with the hundreds of exceptional, dedicated individuals who make up our staff. We all share common goals: enhancing the safety of our patients and staff members, maintaining our high standards of care, and delivering an excellent experience for our patients.

Members of the leadership team collaborate closely with each other and with colleagues across the Dartmouth Health system, so that our patients may benefit from the full breadth of our resources and expertise. We hold a deep commitment to safety and quality, and a culture that values the contribution of every staff member and volunteer.

As the Monadnock Region’s leading care provider, we strive to make Cheshire a place that patients choose not just for convenience, but for quality care. As the Monadnock Region’s leading employer, we strive to make Cheshire an innovative, inclusive, and welcoming place for professionals to work, with high standards of professionalism and an appreciation of every team member.

Joseph L. Perras, MD
Chief Executive Officer and President

Cheshire Medical Center Board of Trustees

  • Susan Abert, Chair
  • Mark Bodin, Treasurer
  • Michael Chelstowski
  • Elizabeth Cotter, RN
  • Barbara Duckett, Secretary
  • Michael Farhm
  • Mark Gavin, Vice Chair
  • Cherie Holmes, MD
  • Susan Howard
  • Stephen LeBlanc
  • *Gina O’Brien, MD 
  • Maria Padin, MD
  • *Les Pitts, MD
  • Tim Ruehr
  • Daniel Smith
  • Andy Tremblay, MD
  • Michael Waters
  • *Kathryn Willbarger, MHCDS

*Ex officio members


Senior Operations team

AnnMarie Coppo is a white woman with medium-length brown hair

AnnMarie Coppo, MBA, Interim Chief Financial Officer

Ann Tyrol

Anne Tyrol, MHA, MSN, RN, CENP, Chief Nursing Officer

Gina O'Brien

Gina O’Brien, MD, Chief Medical Officer

Kathy Willbarger

Kathryn Willbarger, MHCDS, Chief Operating Officer

  • Matthew Barone, VP, Communications and Population Health
  • John Bolg, VP, Surgical Services
  • Kevin Forrest, VP, Facilities & Support Services
  • Tiffany Boyd, Sr. Director for Inpatient Nursing
  • Mindy Glasschroeder, Sr. Director for Ambulatory Nursing
  • Angie Lefebvre, Sr. Director for Quality and Patient Safety
  • Sandie Phipps, VP, Philanthropy
  • Kate Stahl, Sr. Director of Human Resources
  • Tricia Zahn, Sr. Director for Population Health

Medical Staff officers

  • Les Pitts, MD, President, Medical Staff
  • Serena Shomody, DPM, Vice President