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Staff & Board

HHHC Helen Vance ScottHelen Vance Scott

Executive Director


“In 2015, Helen received People Inc’s Garland Thayer Exemplary Service Award.”

Helen is a native of Bristol and a graduate of Tennessee High School. She is a graduate of the University of Tennessee with a B.S. in Business Administration. Helen became the Executive Director of Healing Hands in 2003 after working as Program Director at Central Presbyterian Church, where her relatives were charter members in 1875. In 2004, she was awarded the Bristol Chamber of Commerce Ambassador of the Year Award. Helen is also a graduate of the Bristol Chamber of Commerce’s LEAD Bristol! Program. Helen was named a Rotary Club Paul Harris Fellow in 2010-2011 and in 2011-2012 she was named a William E. Skelton Fellow of Rotary International. Helen served as 2012-2013 Bristol VA/TN Rotary Club President. She was the Founding Chair of the Tri-Cities Remote Area Medical (RAM CLINIC) in 2010. In 2013, Helen was awarded the Algernon Sydney Sullivan Foundation Award by King University, and received the Sue Shawl Memorial Award by the Junior League of Bristol, where Helen is a Sustainer. Helen is a past board member of the Bristol Chamber of Commerce and YMCA. In April 2014, Helen was nominated and received the YWCA Tribute to Women award and continues to be an active member of Central Presbyterian Church.

Helen is married to Bob, and together they have two sons. Helen enjoys spending time with her family, traveling and yoga.

HHHC Dave Arnold, MDDave Arnold, MD

Medical Director


Dr. Arnold is a native of Bristol and is a graduate of Virginia High School where he was recognized as Co-Salutatorian and a National Merit Scholar. He then went on to earn his Bachelor of Arts/Interdisciplinary degree at the University of Virginia as Summa Cum Laude and a Phi Beta Kappa. His post-graduate degree was earned at Duke University School of Medicine on the W.G. Anlyan Scholarship. Dr. Arnold completed his residency in Internal Medicine/Primary Care at the University of Alabama at Birmingham. Before moving back to Bristol he was a staff-physician at Lawndale Christian Health Center in Chicago for 9 years. He spent time as a Peace Corps Volunteer in Honduras, as a Science Teacher, and scored 4 out of 5 in spoken Spanish at completion of service (5=native fluency). Dr. Arnold was presented with a Healthcare Hero Award by the Business Journal in 2013.

Dr. Arnold is incredibly dedicated to patient care and works tirelessly caring for the patients in our community, and in his spare time he enjoys cycling.

Brandon Roller, DMD

Dental Director (423)-968-3936

Dr. Brandon Roller grew up in various cities across the country due to his father’s NFL career, and football is what brought him to East Tennessee where he was on the East Tennessee State University Buccaneer football team for four years. He graduated in 1998 with a Bachelor’s degree in Business Administration. He garnered numerous academic and athletic awards during his tenure including: Deans list all four years, Southern Conference Honor Roll all four years, he was the recipient of the John Robert Bell Award for Outstanding Leadership.

He then attended dental school at the Medical College of Georgia in Augusta, Ga. While in dental school he worked with the indigent population where he garnered his love for giving back to the communities he lived in. He also made the Dean’s List, served as the ASDA representative and served as the student representative to the ASDA Curriculum Committee. Brandon received the Grover C. Hunter Scholarship and was President Pro-Tem of his dental class.

He graduated in 2005 and joined Alamont Dental Associates in Bristol, Tenn. as a partner and owner. During his professional career he has obtained numerous specializations including: MCG/AAID MAXI COURSE Comprehensive Implant Training, ACLS certification and oral conscious sedation certification. He has earned staff privileges at Bristol Regional Medical Center. He also received the prestigious Tennessee Dental Association ACE award in 2006. Professionally he is a member of the American Dental Association; the AAID; the Tennessee Dental Association; the East Tennessee Academy of Dental Practice Administration; the First District Dental Association where he has held the positions of Area Representative, Executive Council member and is the current Vice-President.

He has continued to give back to his community outside of work serving as a member President and Vice-President of the Gideons and served on the Board of Directors of the United Way of Bristol. He has served in many capacities at Healing Hands – as a volunteer since 2005, a member of their board of directors since 2016, and as Chair of the Dental Services Committee since 2017. He has also coached children’s youth sports for the Jr. Vikings football program and the Bristol Soccer Association.

He has been married to his wife, Dawn for 15 years, and they have one son, Tate. He is an avid camper, skier, reader and loves whitewater rafting and traveling with his family.

C. Dylan Christian, DDS


Dr. C. Dylan Christian is a native of Church Hill, TN and a graduate of Volunteer High School (2005-2009). He attended Carson Newman College (2009-2013), where he played baseball, and graduated with a B.S. in Biochemistry. A year later he began his dental career at The University of Tennessee College of Dentistry (2014-2018). He joined the practice of Dr. Jeff McMillin in Bristol, TN during the summer of 2018.

Dr. Christian is married to Dr. Ariel M. Christian (PharmD). They enjoy horseback riding, hiking, Crossfit, and skiing. They are members of Higher Ground Baptist Church in Kingsport, TN. He is a member of the American Dental Association, the Tennessee Dental Association, and the First District Dental Society.

As a senior dental student, Dr. Christian rotated through Healing Hands Health Center and he liked that Healing Hands is a Christian organization that is available to help the uninsured community.

Rebecca Nunley, DDS

Assistant Professor, General Dentistry UTHSC Memphis

Dr. Rebecca Nunley grew up in Kingston, TN where she learned to love dentistry from her family dentist, Dr. J. Alfred Ferguson. Graduating in 1974 from Roane County High School, she entered ETSU Dental Hygiene and earned an AS in Dental Hygiene in 1976 and a BS in Public Health in 1978. Dr. Nunley worked for several years in the Johnson City area as a dental hygienist and also taught part time in the dental hygiene program. Leaving for Texas in 1978, she continued working as a dental hygienist while preparing to apply for dental school in Texas. She earned her DDS from University of Texas Health Science Center, San Antonio in 1985. Returning to TN she practiced in Elizabethton and Mountain City before accepting a leadership position at ETSU Dental Hygiene as chair in 1988. Her tenure at ETSU included a year’s service with Northeast Tennessee Regional Public Health working with the mobile dental clinic, serving on the inaugural committee of Keystone Dental Care, an indigent care clinic in Johnson City and working part time for Dr. Brit Bowers, a pediatric dental specialist.

In 2005, Dr. Nunley began a private practice in Johnson City, while employed part time with Keystone Dental Care where she continued to volunteer after several years as an employee. During this period Dr. Nunley was also employed to provide dental care in evening clinics at Healing Hands. In January 2018, Dr. Nunley transferred her practice to Dr. Amy Moody and returned to public health before joining the University of TN and Healing Hands full time.

Rebecca enjoys being outdoors hiking or spending time on Boone Lake with husband, Richard Brosmore and daughter Kirby. “I love the people working here at Healing Hands. Everyone is so dedicated and committed to providing the best care possible to those who need it most. That’s what being a Christian is all about.”

Board of Directors

Rev. Joe Dunagan

Emmanuel Episcopal Church
Exec/Gov Committee - Chair
Personnel Committee

Leanne Miller, RN

(Vice Chair)
Exec/Gov Committee
Med Clinical Services Committee

Ben Phillips

Brown, Edwards & Co.
Exec/Gov Committee
Finance Committee – Chair

Gary McGeough

Exec/Gov Committee
Building and Grounds Committee - Chair

Dr. Jack Butterworth

Retired Urologist
Medical Clinical Services Committee - Chair

Dr. Brandon Roller

Alamont Dental
Dental Clinical Services
Committee - Chair

Dr. Fred Knickerbocker

Retired Orthopedic Surgeon
Med. Clinical Services Committee
Personnel Committee

Becky Moore

KBM Construction
Development Committee
Building/Grounds Committee

Candy Snodgrass

Retired Anthem BCBS of VA
Development Committee - Chair

Greg Neal

Bristol Regional Medical Center
Medical Clinical Services Committee

Dr. Brad Miller

Retired Radiologist
Med. Clinical Services Committee
Building/Grounds Committee

Kevin Kilgore

Wells Fargo
Development Committee
Finance Committee

Mary Lee Williams

City of Bristol TN
Personnel Committee - Chair

Beckie Armstrong

Development Committee

Eric Reecher

Eliott, Lawson, & Minor

Randall M. Olson

Olson Resource Group, Inc
Finance Committee
Medical Services Committee