Meet Our Healthcare Team
Medical Team
David Roberts, MD, GYN, CMO
Dr. David Roberts is the Chief Medical Officer of the Community Health Center of the New River Valley. Dr. Roberts has over two decades of experience treating patients in our community. He focuses on women’s health services.
Dr. Roberts is active in the community with the Blacksburg Refugee Partnership and a men’s wintertime homeless shelter and is an avid bicyclist and skier.
Dr. Roberts splits his time between the Montgomery and Radford/Pulaski Center.
Rebecca King-Mallory, MD
Dr. Rebecca King-Mallory comes to the Community Health Center of the New River Valley in Dublin from Charleston, South Carolina. Dr. King-Mallory is the Medical Team Lead at CHCNRV. Specializing in family medicine, Dr. King-Mallory most recently completed her residency at Trident Family Medicine Residency Program where she also served as Resident Clinical Director.
A native of West Virginia, she graduated Summa Cum Laude from Marshall University Honors College and went on to receive her medical degree from Marshall University Medical School in Huntington. Her background includes extensive research, award-winning academics, numerous awards including honors in surgery, and recognition for her commitment to volunteerism and community service.
Megan Cornwell Thomas, DO, FAAP, FACOI, FACP
Megan Cornwell Thomas, DO, FAAP, FACOI, FACP, serves patients in Christiansburg, Dublin, and the Student Health Center at Giles High School.
A graduate of Edward Via College of Osteopathic Medicine, Dr. Thomas has extensive experience as a practitioner, teacher, speaker, and mentor. She completed an Internal Medicine and Pediatrics residency at Geisinger Medical Center in Danville, PA. Dr. Thomas then returned to Montgomery County, serving as Core Faculty by supervising residents in the Internal Medicine Continuity Clinic at LewisGale Hospital Montgomery in Blacksburg, and serving as the Chair of Internal Medicine at VCOM. Throughout her career, she has mentored hundreds of students and interns and earned multiple teaching awards.
Jean R. Duetsch, MSN, CPNP-PC, IBCLC
Duetsch is a Pediatric Nurse Practitioner with certifications in pediatric primary care and lactation who is licensed to care for children and adolescents from birth to age 21. In addition to her Master of Science in Nursing, she received a Doctor of Nursing Practice degree from Old Dominion University in May 2023, and also holds degrees from the University of Delaware School of Nursing and the College of William & Mary. Together with her previous role as a registered nurse and lactation consultant, she has been caring for infants, children, and families in the New River Valley community for over 20 years.
Duetsch has completed comprehensive pediatric mental health training through the Virginia Mental Health Access Program’s REACH initiative. She also completed a Project Echo program sponsored by the AAP’s Rural Health Initiative on management of pediatric obesity. She is dedicated to helping families enjoy their children and optimize their health.
An active local volunteer, her service includes Montgomery County Christmas Store, St. John Neumann Academy, Women’s Resource Center, Pregnancy Resource Center, and various other local groups.
Kimberly Stevenson, FNP-BC
Family Nurse Practitioner Stevenson is a dedicated professional with over five years of direct patient care experience in both acute and outpatient settings. She has a strong focus on delivering high-quality, patient-centered care. Kimmie received her Master’s degree from Northern Kentucky University and her Bachelor’s Degree from Ohio University.
Morgan Akers, FNP-BC
Morgan Akers is board-certified Family Nurse Practitioner. She received her Masters of Science in Nursing/ Family Nurse Practitioner degree from Marshall University in Huntington, West Virginia. She provides primary care to patients of all ages.
Morgan is originally from Princeton, West Virginia.
Jennifer L. Johnson, MSPA, PA-C, CAQ-Psych
Jennifer L. Johnson, MSPA, PA-C, CAQ-Psych has more than ten years of experience working in an integrated healthcare team setting. Her background includes working as a PA in Roanoke and Beckley, WV.
Johnson’s background includes extensive familiarity with the challenges faced by the underserved population and sensitivity to their unique circumstances. She has worked with individuals with substance use disorders, as well as in family medicine with general populations.
Megan Riggs, FNP
The Community Health Center of the New River Valley (CHCNRV) welcomes Megan Riggs as a Family Nurse Practitioner (FNP) in the Christiansburg office.
Riggs recently completed her FNP degree at Radford University Carilion but has been a Registered Nurse in the New River Valley since 2013, working in primary care, occupational health, home health, and medical-surgical nursing.
Dental Team
Tahsin Anwar, DMD
Dr. Tahsin Anwar is a graduate of Virginia Tech and Roseman University of Health Sciences in Utah. Dr. Anwar completed her residency at Carilion Clinic General Practice and joins us after several years working in the community health center setting.
Dr. Anwar is fluent in English and Bengali and speaks Spanish conversationally. Her treatment philosophy focuses on treating her patients without judgment, providing quality care regardless of the circumstances. She has an extensive background in service and leadership positions. Her interests include yoga and wellness.
S. Alexander Wood, DDS
Lead Dentist Dr. S. Alexander Wood sees patients at our Dublin office. In addition to seeing patients, Dr. Wood also oversees our groundbreaking new dental residency program.
Dr. Wood earned his Doctor of Dental Surgery degree from Virginia Commonwealth University School of Dentistry, where he achieved academic excellence while demonstrating exceptional leadership skills. His skill set includes a wide range of dental procedures, including restorative treatments, extractions, endodontic procedures, and prosthodontic treatments. Dr. Wood also brings a strong background in community service. He has participated in dental mission trips to provide free dental care to underserved populations.
Chao Yi Zhang, DDS
We welcome Chao Yi Zhang, DDS, back to The Community Health Center of the New River Valley. Dr. Zhang served as a volunteer dental assistant at The Community Health Center before a distinguished academic career at VCU and successful dental practice in Richmond and the New River Valley.
In addition to family dentistry and preventive care, his experience includes comprehensive dental procedures such as operative dentistry, endodontics, digital crown and bridge, removable partial/complete dentures, and implant restorations. He enjoys working with patients of all ages.
Sara Chehreh, DMD
Dr. Sara Chehreh has joined The Community Health Center of the New River Valley (CHCNRV) and will see patients in the Christiansburg office.
Dr. Chehreh is a graduate of Midwestern University’s College of Dental Medicine in Illinois. Dr. Chehreh has volunteered her dental services for charitable organizations while holding leadership roles with the American Association of Women Dentists. She is proficient in both Spanish and Danish.
Behavioral Health Team
Whitney Chase, Substance Use Program Manager
Whitney Chase, LCSW joined the Center in 2019 and is our Substance Use Program Manager. Whitney received her Master of Social Work from Radford University in 2015, during which she focused her studies on Addiction Treatment. Whitney provides behavioral health psychotherapy and consultation to adults and adolescents. She specializes in the treatment of substance use disorders, engaging patients in individual, family, and group therapy. When not helping patients meet their treatment goals, Whitney enjoys spending time with her family (including 3 dogs) and gardening.
Janie Kelly, Integrated Care Supervisor
Janie Kelly, LPC joined the Center in 2019 and is our Integrated Care Supervisor. She received her master’s degree in professional counseling from Liberty University. Janie works with both adolescents and adult providing psychotherapy and behavioral health consultations. Janie specializes in family work and gets excited about helping families overcome challenges. Janie serves as a liaison with Montgomery County schools and assist educators/families with identifying mental health needs and providing recommendations for resources. Janie enjoys walking, spending time with her family (including fur babies) and fostering dogs.
Ally Yeatts, Clinical Training Supervisor
Ally Yeatts, LCSW joined the Center in 2019 and is our Clinical Training Supervisor. She received her Master’s in Social Work from Radford University. Ally provides focused integrated care through behavioral health consultation. She also engages patients in traditional individual/couples/family counseling. Her areas of specialty include Dialectical Behavioral Therapy, Trauma Informed Care, and Adolescent Community Reinforcement Approach. Ally is also a trained Diabetic Lifestyle Coach and helping patients learn how to better manages their diabetes. Outside of the office, Ally enjoys spending time with friends, family, and pets, and listening to true crime podcasts.
Laura Hayes, MSW
Laura Hayes, MSW, Supervisee in Social Work joined the Center in 2020. She completed her Master of Social Work degree from Radford University and has been working in the field of addiction treatment for over six years. Laura provides psychotherapy for adults and adolescents for a wide range of behavioral health needs with a treatment focus in rational emotive behavior therapy and mindfulness. Outside of work, you can find Laura curled up somewhere comfortable with a good book, a hot mug of tea, and a couple of animals.
Jon McNamara, MSW
Jon earned his Masters Degree in Social Work from Radford University and holds a BA from the University of Arizona. His experience includes interning with Carilion and coordinating, managing, and implementing programming at an area non-profit.
Jon is a guild-certified practitioner of The Feldenkrais Method of Somatic Education and holds certifications in ASSIST Suicide Prevention and non-violent crisis intervention.
Jenni Farthing, LPC-E, Resident in Counseling
Jenni joined the center in 2023. She earned a Bachelor of Science in Human Development from Virginia Tech and a Master of Science in Clinical Mental Health Counseling from Radford University. Jenni has been working with families for over six years, maintaining a trauma-informed and attachment-focused perspective with a special interest in supporting parents through challenges. Jenni provides psychotherapy to children, adolescents, and adults in individual, family, and couples work.
In her free time, Jenni enjoys embroidery, reading, and time with her family and pets.
To become a patient or receive more information, please call one of our Center locations:
Giles Center
540.921.3502
Montgomery Center
540.381.0820
Radford/Pulaski Center
540.585.1310
Portraits of our practitioners courtesy of
Charlie Whitescarver Photography