Our Team

Bringing Healing to a Community Requires Key Leadership

Leadership Team Background

Keystone’s leadership team has a deep background in not-for-profit management and decades of experience working in counseling with substance use organizations combined with a heart for those in their community who are dealing with a substance use disorder. Our team and staff works hard everyday to bring health, hope and healing to York County.

Danielle Russell Executive Director

Danielle Russell became the Executive Director for Keystone Substance Abuse Services on August 13, 2018. Prior to being name Executive Director, Danielle served as Keystone’s Prevention Coordinator and Prevention Director. She has also served as the Co-Chair for the Blunt Truth SC Task Force since 2016. Working in substance abuse since June 2012, Danielle previously served as a Coalition Coordinator for York County’s Drug Free Community coalition, York County All on Board. Danielle received her Bachelor’s in Science in Health Science with a minor in Psychology at Clemson University. She went on to obtain her Master’s in Public Health at the University of South Carolina. In April 2015, Danielle became a Master Certified Health Education Specialist (MCHES), and in August 2016, Danielle became a Certified Prevention Specialist (CPS).

Cathy Caruthers Treatment Director
Cathy Caruthers was born and raised in WV, and comes to us from the front lines of the Opioid epidemic there. She graduated from Marshall University in Huntington, WV with a B.A. degree in Psychology, and then obtained her M.A. degree in Clinical Psychology from Marshall two years later. Cathy has worked in the behavioral health field since 1986, working at community mental health centers, IDD facilities, inpatient and out-patient substance use programs, and hospitals. Most recently, she worked for a community hospital as Administrative Director of Behavioral Health Services, where she assisted in the development of an inpatient unit for patients with SUD, while providing oversight to inpatient mental health programs, out-patient mental health and SUD programs, and the assessment/referral department. She also assisted in the development of Pregnancy Connections, a specialized program for women who are pregnant and suffer from addiction.
David Viscusie Operations Director
Jennifer Kirby Finance Director
Alexandra Greenawalt Prevention Director

Medical Leadership

James Jewell, MD Medical Director
Dr. Jewell has been part of the Keystone family for many years and became Keystone’s Medical Director in 2012. He is Board Certified in Family Medicine with specialties in Geriatrics and Hospice, Palliative Medicine. Dr. Jewell has been practicing in Rock Hill, SC in Family Medicine, Geriatrics since 1985. He graduated in 1982 from Medical School at Wright State University, and completed his residency in Fayetteville, NC in Family Practice. Dr. Jewell is a Fellow with the American Academy of Family Physicians, FAAFP, and is a Certified Medical Director, CMD.
Maureen Burdett, MD Outpatient Physician - MAT
Samantha Suffren, MD Consulting Psychiatrist Neuropsychiatric Board Certified Physician

Dr. Samantha Suffren is a neuropsychiatric board certified physician. She obtained her undergraduate degree in Biochemistry from North Carolina State University. Upon graduating she became involved in oncogenetic research at the National Institute of Environmental Health in Raleigh. With a desire to work more directly with the care of others, she decided to continue her education and obtain her Medical Degree.  Dr. Suffren attended East Carolina University and later Wake Forest University Baptist Medical Center where she completed her residency in psychiatry.

Dr. Suffren has a passion for women’s mental wellness and preventive care. This passion led her to act as Presbyterian Hospital’s Women’s Mental Health Champion and help pilot the screening process for postpartum depression for all new mothers within the greater Charlotte Novant Health System. She continued her desire to develop programs for women within her community by starting Women’s Transitional Healthcare, a clinic which focuses on women’s mental health.

She is an Associate Professor at UNC Chapel Hill Nurse Practitioner program and an instructor for Therapists, Physician Assistants and Behavioral Health Nurse Practitioner Interns from various institutes. Dr. Samantha Suffren is a Charlotte native, who enjoys teaching her patients about their mental health and power within. She is a mother of two very active children and a wife to a very invested and involved spouse. She credits all her accomplishments and blessings received from above and the love and support from others.

Elizabeth Alexander, DNP Nurse Practitioner

Elizabeth Alexander, DNP (“Dr. Liz”) joined Keystone’s medical team in the summer of 2017. She worked from 2010 to 2016 as a Nurse Practitioner in an Urgent Care and Primary Care Clinics in Boston, Massachusetts where she developed a special expertise in addiction medicine. Dr. Liz earned her Doctor of Nursing Practice from Northeastern University where her PhD thesis focused on improving the quality care of opioid-dependent patients in primary care with Vivitrol injections. She is authorized to treat opioid dependency with buprenorphine in South Carolina. She provides medication assisted treatment to Keystone patients with alcohol- and opioid- dependence disorders in the inpatient and outpatient setting.

Board of Directors

Governance Committee

Forrest Emerson Chair Senior Vice President/General Counsel, Comporium Communications
Andrea Cooper Vice Chair VP of Human Resources, Comporium
Belinda Ezell Secretary Registered Nurse, Carolina Urology Partners
Chantay Bouler Treasurer Finance Director, Town of Fort Mill
Kevin Blackwood Immediate Past Chair Piedmont Regional President, South State Bank

Board Members

Dr. Mark Billman Board Member Surgeon, Center for Oral and Maxillofacial Surgery
Elizabeth Harris Board Member Tribal Administrator, Catawba Indian Nation
Walter Heinsohn Board Member Attorney, Walter L. Heinsohn, Attorney at Law
Larry Stevens Board Member Assistant Professor of Management, Director, Small Business Development Center, Winthrop University
Iris Smalls-Hubbard Board Member Director, The Day Center at Pathways
Sally Wilson Board Member District Attendance Coordinator, Rock Hill School District
Rev. Barry Yates Board Member Senior Pastor, Carolinas Cornerstone Church
Chad Williams Board Member Landscape Maintenance Contractor, Caretaker Management Services
Kevin Tolson Board Member Sheriff, York County
Wesley Drummond Board Member VP of Development, J M Cope Construction
Wes Hayes Board Member Attorney, Hayes & Hayes, LLC

Board of Directors Agenda


AGENDA 6-2020