Thundermist provides medical, behavioral health and dental care using highly skilled teams led by board certified physicians, nurse practitioners, dentists, dental hygienists and behavioral health clinicians.

Our providers care for people of all ages – from newborns to our elderly neighbors. Our providers have many years of experience.

Thundermist Health Center is governed by a dedicated Board of Directors.


Jeanne LaChance, MBA, CPA

401-767-4100, x3015

In May 2017, Jeanne was appointed by the Thundermist Board of Directors to serve as President/Chief Executive Officer.

Jeanne previously served as Thundermist’s Chief Financial Officer, where she was responsible for all aspects of the agency’s financial, IT, human resource, compliance and facilities functions. Prior to joining Thundermist in 2013, Jeanne served as the Interim CEO of Westerly Hospital, where she assisted the Special Master with the development of a turnaround plan, bridge analysis and a court-supervised sale process and transition. She also served as the hospital’s Executive Vice President and COO, and Chief Financial Officer/Vice President of Operations between the years of 2004 and 2012. She previously served as the CFO at United Memorial Medical Center in Batavia, NY.

Jeanne has her BS in Accounting from Canisius College in NY and her M.B.A. from Salve Regina University. She serves as a Board Finance Committee Member of NHPRI, and as a member of the Board of Trustees of the RI Public Expenditure Council (RIPEC).

David Bourassa, MD

401-767-4100, x3434

Dr. David Bourassa graduated from Case Western Reserve University School of Medicine with honors and completed his Pediatric Residency at The Children’s Hospital of Philadelphia. He began his career at Thundermist Health Center in 1997 as a full-time pediatrician. He was appointed Medical Director in 1998. As the agency expanded into additional communities in 2003, Dr. Bourassa was named Senior Vice President/Chief Medical Officer.

Dr.Bourassa has been the supervising physician and Medical Director for the Thundermist school-based health centers in Woonsocket since 1999. He has been a member of the Rhode Island Health Center Association Clinical Leadership Committee since 1999 and served as chairman from February 2002 until November 2003.

Dr. Bourassa is a fellow of the American Academy of Pediatrics, a member of the RI Medical Society, and a member of the American Mensa Society. He is also very interested in international health care. In 1997 he volunteered his time and services to AmeriCares in Armenia where he worked with local physicians to implement well child initiatives. In 2005 and 2006 Dr. Bourassa spent two weeks in the rural and impoverished regions of Honduras through a partnership between Thundermist and Shoulder to Shoulder, Inc. Shoulder to Shoulder is a private, non-profit, non-governmental organization (NGO), providing health care services in developing countries.

Eric Prosseda, DMD

401-783-0523, x1173

Dr. Eric Prosseda graduated from University of Pittsburgh School of Dental Medicine and completed his Bachelor of Science-Biology at Pennsylvania State University. He began his career at Thundermist Health Center in 2002 as a full-time dentist. He was appointed Dental Director in 2004. In 2019, Dr. Prosseda was promoted to Chief Dental Officer at Thundermist. As Chief Dental Officer, Dr. Prosseda oversees all three dental facilities. He manages safety and hygiene of all dental procedures and effectively trains staff on new protocol when necessary. Dr. Prosseda has special skills and training in molar endodontics, pediatrics, dentures and extractions. He works at Thundermist Health Center of South County, located in Wakefield, RI. Dr. Prosseda is an advocate for pediatric dental care. He aims to help children get their first dental check-up by age one. Early dental visits also help children become more comfortable with visiting the dentist and improve overall health and development.

Matthew Roman, LICSW

401-615-2800, x2102

As the agency’s Chief Operating Officer, Matt is responsible for the day-to-day operations of Thundermist’s three medical and dental sites and services.  Having previously served as the Heath Center Director at Tri-Town Community Action Agency, Matt brings a wealth of experience in practice transformation and innovation to THC.  Prior to working at Tri-Town, Matt served in various capacities at Family Service of Rhode Island in Providence, first as the Director of Home Based Services, and most recently as their Vice President of Clinical Services.

Matt holds his undergraduate degree from Saint Lawrence and his Masters of Social Work from New York University.  He also graduated from the University of Rhode Island with a Masters in Business Administration.

Matt is a recipient of the Collaborative Leadership in Action Award and the First Annual New York University School of Social Work Excellence in Social Work Research Award.

Amanda Barney

401-767-4100, x3014

Amanda Barney brings extensive experience in health care, communications, advocacy, marketing, and event planning to her role as associate vice president of communications and development. She is responsible for the health center’s communications, marketing, development, and government relations services.

She joined Thundermist from the Hospital Association of Rhode Island where she most recently served as senior vice president. At HARI, she oversaw the association’s communications, association management, and operations functions. Part of her role was serving as the administrator of the New England Society for Healthcare Communications and Rhode Island chapter of the American College of Healthcare Executives.

Prior to joining HARI, Amanda had positions in government and television. Salve Regina University awarded her a Master of Science in health care administration. She has a Bachelor of Science degree in broadcast journalism from Emerson College.

Amanda is a member and past vice president of the New England Society for Healthcare Communications. She is also a member of the American College of Healthcare Executives and previously served on the board of the Rhode Island chapter.

Cynthia Farrell, SPHR

401-767-4100, x3032

Cynthia Farrell, has provided leadership to Thundermist Health Center’s Human Resources Department since 2007. With the strategic use of HR technology, Cynthia oversees recruiting, staffing, benefit administration and organizational development for Thundermist’s nearly 500 person workforce.

Prior to joining Thundermist, Cynthia served as the Director of Training for Ocean State Job Lot, and between 1992 and 2003, Cynthia held various leadership positions at in Operations and Human Resources at CVS/Caremark in Woonsocket.

Cynthia holds a Masters of Education from the University of Rhode Island, a B.S. in Business Management from Lesley University, and maintains certification as a Senior HR Professional. Cynthia serves on the Board of Directors for the Northern Rhode Island Area Health Education Center.

Corrine Hill

401-767-4100, x4950

Corrine has extensive and varied history as a social worker and a leader in non-profit management. Her experience started at Family and Children’s Association located in New York, and includes the provision of and management of programs that provides supports for teens aging out of foster care, young men receiving diagnostic services in a group living environment, and children with serious mental health diagnoses and their families.  She then relocated to Rhode Island and assumed progressive leadership roles at Family Service of Rhode Island including Vice President of Quality Management and Human Resources. In 2015, Corrine accepted a position at Thundermist as Director of Compliance where she built and deployed a number of critical systems to support organizational compliance. One year later, she accepted an expanded role to include leadership of the document management and risk management departments and became Thundermist’s compliance officer. Simultaneously, Corrine assumed management of the 340B program that resulted in a 77% increase in profit contribution to Thundermist’s growth which allowed the organization to provide more access to health care and prescription medications for all patients.

Corrine achieved her Masters in Social Work at Stony Brook University in New York and Master’s in Business Administration from The University of Rhode Island, and she holds a Bachelor’s degree in English Literature and Secondary Education.  Corrine is passionate about the field of social work and intermittently lectures at Rhode Island College and Adelphi University (NY). She sits on the Community Advisory Board for The Public’s Radio (formerly RI NPR), Rhode Island College Hiring Committee, and is a former board member for SAGE Rhode Island. Corrine is also a Level 1 CrossFit Trainer and coaches regularly at Industrial Revolution CrossFit.

Cynthia Skevington

401-767-4100, x3552

Cynthia Skevington began her career in health informatics in 2006 as a healthcare data analyst at Thundermist Health Center.  In 2007, she implemented a fully-automated data and reporting system as the agency migrated to electronic health records. The healthcare data analysis team expanded in 2012 due to high demand, and Cynthia was promoted to reporting and analytics manager. During this time, she became an integral part of the clinical quality team, and worked to launch a successful agency-wide Clinical Quality Improvement program (CQI).

By 2014, the data and reporting team and the CQI program were well established in Thundermist’s operating system, and Cynthia was promoted to director of quality improvement and analytics. She also became responsible for the electronic health record (EHR) team. In 2017, Cynthia was promoted to AVP of Quality Improvement and Health Informatics. In this role, she oversees three teams: reporting, EHR, and clinical quality.

Cynthia served as co-chair of the Care Transformation Collaborative of  Rhode Island Practice Reporting Committee from 2014 to 2016. She is co-chair of Thundermist’s Clinical Operations Committee. Cynthia received a Bachelor of Arts in sociology from the University of Hartford and a Master of Science in statistics from the University of Rhode Island.

Karen Mazzola

401-767-4100 x4719

Karen Mazzola began her career as a registered nurse in 2002 at Hasbro Children’s Hospital. In 2005, she came to Thundermist Health Center as a staff nurse in the pediatric department. In 2010 she was promoted to pediatric nurse manager and director of nursing in 2012. Karen was responsible for overseeing the day to day clinical operations and departmental support for a more than 20 providers at Thundermist. Karen is deeply connected to our mission and has a passion for providing high-quality care to the patients we serve.

As the Chief of Clinical Operations, Karen leads the development and advancement of excellence in primary care nursing at Thundermist. Her responsibilities include recruiting, developing, and mentoring nurse leaders within Thundermist and supporting their work as they develop staff in clinical support roles. She also tasked to ensure appropriate training of nursing and medical assistant staff, working to establish pathways for growth of these roles, and further developing the role of nursing across Thundermist.

Karen brings significant experience in primary care and a vast knowledge of Thundermist and our communities to the position. She has more than six years of experience as a nursing leader in Woonsocket. She also has experience in the hospital and homecare settings.

Karen received her Bachelor of Science in Nursing degree from the University of Rhode Island and received her Master of Science in Nursing degree, with a concentration in operational leadership, from Quinnipiac University. She also serves on the Board of Directors for the  Norfolk Special Education Parents Advisory Council, promoting improved education and success for students with disabilities. She also serves on the Rhode Island Department of Health Vaccine Advisory Committee.

Elizabeth Lynch

401-767-4100, x3588

Elizabeth Lynch began her career as a legal assistant and case manager in California at St. Joseph Center. She provided welfare advocacy, immigration counseling, and crisis intervention. In 2010, she came to Thundermist as the Director of Behavioral Health and Social Services. Over the years, Elizabeth has been responsible for overseeing the daily clinical operations of the behavioral health and social services employees.

As the AVP of Behavioral Health and Social Services, Elizabeth will lead the integrated behavioral health and social services programs. She is responsible for the overall growth and development of the Integrated Behavioral Health Program at Thundermist and provides clinical supervision and program evaluation of employees.

Elizabeth brings nearly 40 years of experience and has a vast knowledge of the social and behavioral health services needed within the population we serve. Prior to Thundermist, Elizabeth worked as a clinician at AIDS Project Rhode Island, a division of Family Services of Rhode Island. She also worked at Tides Family Services as a Latino Outreach Project clinician.

Elizabeth received her Bachelor of Arts in Sociology from the College of the Holy Cross and received her Master of Social Work from Rhode Island College. She was a workshop presenter at the National Institute of Mental Health in 2008, which featured working with families to treat mental health and prevention/adaption to HIV/Aids.

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