At Prisma Health Rheumatology, we offer consultative, diagnostic and therapeutic services in the treatment of connective tissue diseases, arthritis, muscle and bone disorders. Our board-certified physicians are scientists, educators and, most importantly, compassionate listeners. We do our best to help patients understand their disease and the treatments available.

I have lived in Lexington, SC since 2005. I received my undergraduate degree from the University of South Carolina and went on to receive my master's degree from the University of South Carolina School of Medicine in Physician Assistant Studies. I enjoy how broad internal medicine can be and I am constantly doing different things on a daily basis. I... Read More about Chelsea Lenora Buchanan, PA

Raymond Wong, DO, is an internal medicine physician with special interests in diabetes management, congestive heart failure, coronary artery disease, smoking cessation, weight loss and preventive medicine. Dr. Wong worked as a pharmacy technician for three years in California before completing medical school. He earned his medical degree from the School of Osteopathic Medicine at AT Still University in Arizona.... Read More about Raymond Hok Pan Wong, DO

Hailley Story, MD, is an internal medicine physician with Prisma Health in Columbia, SC. She earned her medical degree and completed her residency at the University of South Carolina School of Medicine. Dr. Story enjoys collaborating with individual patients and providing the tools and resources they need to be healthy.

Guillermo E. Pineda, MD, FACC, FSCAI, is a cardiologist with Prisma Health Cardiology and a clinical assistant professor at the University of South Carolina School of Medicine. Dr. Pineda earned his medical degree from Universidad del Zulia in Maracaibo, Venezuela, and completed his residency in internal medicine at the Medical College of Georgia in Augusta. He completed a fellowship in... Read More about Guillermo Enrique Pineda, MD

J. Kevin Baugh, MD, FACC, is an interventional cardiologist with Prisma Health Cardiology and a clinical assistant professor at the University of South Carolina School of Medicine. He earned his medical degree from the University of South Carolina School of Medicine, and completed his residency in internal medicine and a cardiology fellowship at Palmetto Health Richland. He is board certified... Read More about John Kevin Baugh, MD

Meghan L. Businaro, DO, is a cardiologist with Prisma Health Cardiology and a clinical assistant professor at the University of South Carolina School of Medicine. She earned her undergraduate degree at Eastern Illinois University, and her DO at Midwestern University-Chicago College of Osteopathic Medicine. Her internship and residency in internal medicine were conducted at Rush University Medical Center in Chicago,... Read More about Meghan Louise Businaro, DO

Kayla LaFaver, DO, is an internal medicine physician with Prisma Health Internal Medicine in Lexington, South Carolina. She earned her medical degree from Lincoln Memorial University and completed a residency in internal medicine with Prisma Health.

At Prisma Health Internal Medicine, our physicians and team members are committed to providing patients with excellent, quality care and keeping them informed about their health. We seek to meet the needs of our patients with skill and compassion and help them achieve and maintain a healthy lifestyle.