Meet the Providers

Providence Columbia Medical Associates

Seasoned professionals who diagnose, treat, and help manage or prevent chronic illness

Vaughn Barnick, MD

Vaughn Barnick, MD Internal Medicine Doctor


Dr. Barnick received his medical degree from the Medical University of South Carolina and completed his residency in internal medicine at the University of Virginia Affiliated Hospitals. He is board certified in internal medicine by the American Board of Internal Medicine and has been in practice for 30 years, during which he has served Providence Hospitals in various leadership roles including Chief of Medicine, Chief of Staff, Board Member, and Medical Director of the Augustine Health Group (a position he still holds). He is the founding physician of Columbia Medical Associates and continues to practice full time in both outpatient and inpatient settings. Dr. Barnick is currently recognized by the National Committee for Quality Assurance for excellence of care in diabetes, cardiovascular and stroke diseases. He is a married father of two, who enjoys the outdoors, cooking, and traveling.

Jerry Robinson, MDJerry Robinson, MD Internal Medicine


Dr. Robinson received his medical degree from the Medical University of South Carolina in Charleston. His residency was completed in internal medicine at Wake Forest Baptist Medical Center in Winston Salem, NC. Board certified in internal medicine, he is a member of the College of Physicians and the American Medical Association, and he enjoys all areas of internal medicine with special emphasis on cardiology and gastroenterology.

Frederic Smith, MDFrederic Smith, MD Internal Medicine Physician


Dr. Smith earned his Doctor of Medicine from the University of South Carolina, and completed his residency at Palmetto Richland Hospital in Columbia, SC. Board certified in internal medicine, he is a flight surgeon with the 169th fighter wing at McEntire Air National Guard here in Eastover, SC. Dr. Smith enjoys all outdoor activities, especially fly fishing for trout in mountain streams.

Whitney Pitts Primary Care provider with Providence Columbia Medical AssociatesWhitney Pellicci Pitts, MSN, APRN, FNP-C 


Whitney Pitts earned her Bachelor of Science in nursing from The University of South Carolina and a Master of Science in nursing from Maryville University. Whitney brings a wide range of expertise in a variety of healthcare disciplines that include, adult primary care, pediatrics, women’s health and trauma. She resides in Swansea, SC with her family.

Casey Skinner, PA-C 

PHYSICIAN ASSISTANTCasey Skinner Primary Care Columbia SC

Casey Skinner, PA, is a Certified Physician Assistant providing Primary Care in Columbia, SC. She received her Masters of Physician Assistant (PA) Medicine from North Greenville University, and a Bachelor of Science in Biology and English from The University of South Carolina Honors College. In addition to internal medicine, which she specializes in at Providence Columbia Medical Associates, Casey's professional career includes experience in a wide range of specialties including: family medicine, urgent care, women's health, dermatology, mental health, pediatrics, general surgery and emergency medicine. 

Call (803) 252-1953 to schedule an appointment with any of these providers.

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