Colin C. Edgerton, M.D.

Dr. Edgerton received his BS from Georgetown University in 1997 and graduated from Georgetown University School of Medicine cum laude in 2001. He is a member of the Alpha Omega Alpha medical honor society. He graduated at the top of his residency class in Internal Medicine and earned the Robert Skelton Award for top resident graduate of all U.S. Army training programs in 2004. He completed his Rheumatology fellowship at Walter Reed Army Medical Center in 2006.

Dr. Edgerton is a founding member of Articularis Healthcare, the largest Rheumatology practice in the United States, spanning the states of South Carolina and Georgia. He is a respected leader in value-based medicine and currently chairs the American College of Rheumatology Committee on Rheumatologic Care. He is a voting member of the American Medical Association House of Delegates. He is nationally recognized for his work on treatment pathways and Alternative Payment Models having testified to Congress and advised numerous stakeholders on the topic.

Dr. Edgerton served as the Rheumatology Service Chief at Eisenhower Army Medical Center from 2006-2013, where he held faculty positions at the Medical College of Georgia and the Uniformed Services University. He is a pioneer in musculoskeletal ultrasound and established the ultrasound training program at the Medical College of Georgia. He serves on the American College of Rheumatology ultrasound task force and has published national guidelines on the use of ultrasound by Rheumatologists. Dr. Edgerton has presented research nationally and internationally and has published articles and chapters in several areas of expertise to include systemic lupus erythematosus and rheumatoid arthritis.

Dr. Edgerton is board certified in Internal Medicine and Rheumatology. He is a fellow in the American College of Physicians and of the American College of Rheumatology and holds national leadership positions in the American College of Rheumatology and in the American Medical Association.

Dr. Edgerton served 12 years as a U.S. Army physician, where he achieved the rank of Lieutenant Colonel. Among other military awards, he earned a bronze star for valor while deployed to Iraq.

Meet The Team

Michael Cooper


Brooke Wilkinson, MSHA, MBA


Timothy Hewson, JD

General Counsel & Executive Vice President

Cody Paul, CPA


Karen McKerihan, MSN, NP-C

Director of Infusion and Clinical Services

Caitlyn Bednarek, M.Ed, CHES®

Account Manager

Angela Fruth

Human Resources & Credentialing Specialist

J. Worth Williamson III, MHA

Director of Revenue Cycle

Kate Moss, CMPM

Project Manager

Kayla Benford, BSN, RN

Infusion Nurse Trainer

Aaron Jenkins

IT Director

Brody Williamson, MSHA, MBA

Operations Manager

Lindsay McIntire, LPN, CCRC

Clinical Research Director of Operations

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