Providers


Richard F. Davis, M.D.

Dr. Richard Davis began his education at the University of California at San Diego completing a BA degree in Biology. He went on to receive his medical degree from the Medical University of South Carolina College of Medicine, Charleston, South Carolina and completed his residency in 1983 at the University of California, Irvine where he served as chief resident in his third year. Dr. Davis has also served as Chief of Pediatrics and Chief of Staff at Carolinas Hospital System and Chief of Pediatrics at McLeod Medical Center. He is board certified in pediatrics and is a fellow in the American Academy of Pediatrics. Dr. Davis has been with Eastern Carolina Pediatrics since 1983 and enjoys practicing general pediatrics in the Florence and Darlington areas.

He and his wife Barbara have four children and five grandchildren.

Dr. John A. Keith, III, M.D.

Dr. John Keith, III, received a B.S. degree in chemistry from Howard University of Liberal Arts, Washington, D.C. and his medical degree from Howard University School of Medicine. After completing his residency program at Duke University Medical Center in Durham, N.C. in 1999, Dr. Keith came back home to practice general pediatric medicine at Eastern Carolina Pediatrics. Dr. Keith is board certified in pediatrics and is a fellow in the American Academy of Pediatrics. A native of Pamplico, S.C., he has a special interest in the health and wellness of our pediatric and adolescent population.

In his spare time Dr. Keith is actively involved in the revitalization of downtown Florence, S.C.

Jennifer D. Calabrese, APRN, FNP

A native of Hartsville, S.C. Jennifer completed her Masters of Science in Nursing in 1998 at the University of South Carolina’s College of Nursing, Columbia. From 1998 – 2009 Jennifer practiced as a nurse practitioner in the Florence, Charleston and Hartsville areas caring primarily for pediatric patients. She joined ECPA in 2009. Jennifer is grateful for the opportunity to provide excellent pediatric care as a nurse practitioner at the ECPA Darlington site.

She and her husband, Jeff, have two daughters and reside in Hartsville, SC.

Sharon Walters, DNP, FNP

Sharon began her nursing career as a registered nurse on the Pediatric floor at McLeod Regional Medical Center. She obtained her Master of Science in Nursing as a Family Nurse Practitioner from MUSC in 2000. She received her Doctorate in nursing from Francis Marion University in 2019. A native of Florence, she has an extra special interest in the health and well-being of the Pediatric and Adolescent population in Florence, Darlington, and surrounding communities.

Sherica L. Cain, APRN, FNP

Sherica Cain obtained her Bachelor’s degree in Biology from Francis Marion University in Florence, S.C. in 2011 before going on to complete nursing school, and beginning a diverse career in nursing. She graduated from Francis Marion University in 2020 with her Master of Science in Nursing as a Family Nurse Practitioner. She began practicing in Florence in 2021 and is a native of the area, where she resides with her husband and two children. Sherica joined ECPA in 2022 and is honored and grateful for the opportunity to provide exceptional care to pediatric patients within the area. 

In her spare time, Sherica enjoys traveling with her family and volunteering in the community.