
Dr. Ericka Miller has joined Ozark Prosthodontics in Fayetteville. Miller earned a Doctor of Medical Dentistry at the University of Florida and completed a residency at the Texas A&M College of Dentistry in Dallas.

Dr. Muthukumar Radhakrishnan has joined the CHI St. Vincent Pulmonology Disease & Critical Care Medicine Clinic in Hot Springs.
Radhakrishnan previously served as an assistant professor of medicine at the University of Arkansas for Medical Sciences. After attending medical school at Yenepoya Medical College in India, Radhakrishnan completed a residency in internal medicine at Wayne State University in Detroit and a fellowship in pulmonary and critical care medicine at the University of Toledo Medical Center.

Caitlin Sutherland, an advanced practice registered nurse, recently joined Washington Regional Cardiovascular & Thoracic Surgery Clinic in Fayetteville.
She earned a master’s degree in nursing from Walden University of Minneapolis and a bachelor’s in nursing from the University of Arkansas at Fort Smith. She most recently spent four years as a registered nurse in the cardiology unit at Washington Regional Medical Center.

Kelley Hamby, Matt Snyder, Michael Stewart and Adam Wells have joined the board of directors of the American Heart Association in central Arkansas.
Hamby is vice president of patient care at Baptist Health, Snyder is managing director of commercial credit at Bank OZK, Stewart is chief executive officer at Saline Health System in Benton, and Wells is president of Lumber One Home Center.
Wells and his wife, Nealy, served as co-chairs of the 2021 Central Arkansas Heart Ball.

Dr. C. Lowry Barnes has been named medical director of MicroPort Orthopedics of Arlington, Tennessee, a maker of orthopedic devices and technologies. He will continue in his current role as chair of orthopedics at the University of Arkansas for Medical Sciences in Little Rock.
See more of this week’s Movers & Shakers, and submit your own announcement at ArkansasBusiness.com/Movers.