Meet Our Staff

At Plastic Surgery Consultants, we offer advanced cosmetic surgery and MedSpa techniques all under one roof. Our staff is the backbone of our practice, helping to provide each patient with a warm welcome and a great healthcare experience. You can learn more about our staff below. We look forward to welcoming patients from Columbia, Lexington, and the surrounding areas of South Carolina.

Melissa M. Senn, PA-C

Physician Assistant

Melissa McCool Senn is a nationally certified Physician Assistant and received her Master of Science in Physician Assistant Studies from South University of Savannah in 2020. She received her Bachelor of Science degree in Health Science at Clemson University in 2017.

Prior to attending PA school, Melissa worked in Dermatology as a Medical Assistant and Mohs surgical assistant. She loves everything related to skincare and aesthetic treatments and enjoys helping her patients achieve natural looking results. She currently lives in Lexington with her husband and labradoodle puppy, Millie. When not treating patients at Plastic Surgery Consultants, Melissa enjoys spending time with family and friends, boating and baking.

Sterling Windham, BA

Patient Coordinator

Sterling is our Administrative Assistant and is the first friendly face you will see when you walk through our doors. She is a graduate of the University of South Carolina and has a Bachelor of Arts degree in Public Health. Sterling is currently pursuing her Master’s degree in Health Care Administration at the University of South Carolina and hopes to continue working for private practice after graduation. When she is not at the office, she enjoys boating with her family, cooking and art projects.

Kylie E. Collett, RN-BSN

Nurse Manager

Kiley Collett is our nurse manager and is a graduate of the University of South Carolina where she earned her RN, BSN in 2017. Before joining our practice in 2021, Kiley spent four years working in the neonatal intensive care unit. She is currently studying to become a family nurse practitioner and hopes to continue her career in plastics or dermatology. In her free time Kiley enjoys being on the lake, painting, and spending time with her husband and her new dachshund Louie.

Abby Wyllie, MHA


Abby is a graduate of the University of South Carolina, where she earned her Masters of Health Administration from the School of Public Health, and her undergraduate degrees in Marketing and Management from the Darla Moore School of Business. Abby has been the Practice Manager at Plastic Surgery Consultants since 2013. She brings five years of previous insurance and medical management experience from her work as a Durable Medical Equipment practice manager. Abby’s goal is to ensure patient satisfaction from consultation to follow up. She is here to answer any and all questions patients may have. Abby is from Charlotte, NC but has lived in Columbia since 2002. She is married and is the mother of twin boys, Colt and Luke and her daughter, Logan. Abby enjoys gardening, her dog and staying active with her kids.

Our passionate and experienced staff enables us to provide many different treatments to the residents of Columbia, Lexington, and the neighboring areas of South Carolina. To learn more about our staff or our services, contact us today.