About Central Texas Dermatology

Our Story:

Dr. William Ramsdell founded Central Texas Dermatology in Austin in 1983. Since then, he has gathered the brightest and most dedicated staff in Austin, including Dr. Halliday C. McDonald, Dr. Emily L Prosise, Mellissa Binney, P.A.-C, and Caedran Audley, FNP-C.

Dr. Ramsdell started SkinCare Austin in order to provide cosmetic services in a relaxing, spa-like environment. The
licensed aetheticians at SkinCare Austin are experts in the latest technologies.

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Dr. William M Ramsdell MDWilliam M. Ramsdell, MD
Dr. Emily L. Prosise MDEmily L. Prosise, MD
Dr. Halliday C. McDonald MDHalliday C. McDonald, MD
Mellissa Binney PAMellissa Binney, PA-C


William M. Ramsdell, MD
Dr. Ramsdell is a highly regarded dermatologist and surgeon with a long history of excellence and innovation. He was the first doctor in Central Texas to introduce the CO2 laser for skin resurfacing and eye lifts and served as a certified preceptor, teaching other physicians how to perform these exacting procedures. He was one of the first doctors in the nation chosen to train in Europe and introduce the Sculptra™ cosmetic filler to the United States. He is also a sought-after specialist in Mohs Micrographic Surgery for skin cancer. Dr. Ramsdell is active in a number of respected medical organizations and has presented numerous lectures and authoritative scientific papers on medical and surgical dermatology. Click to Read More


Emily L. Prosise, MD
Dr. Prosise is an accomplished surgical and medical dermatologist. As a fellow of the American Society for Mohs Surgery, she has patients referred from all over central Texas for Mohs skin cancer surgery. She trained at Duke University for undergraduate and medical school, University of Texas Health Science Center San Antonio for internship, and Stanford University for dermatology residency. She has trained medical students and residents at Brackenridge Hospital, New York University Medical School and University of California Irvine Medical Center. With this experience, she is highly capable of caring for your dermatologic needs. Click to Read More


Halliday C. McDonald, MD
Dr. Halliday C. McDonald is a Board Certified Dermatologist with expertise in general medical dermatology for both adults and children, as well as surgical dermatology. She has experience in the diagnosis and treatment of a variety of skin conditions, including skin cancer, acne, psoriasis, eczema, nail disorders, alopecia, pigmentary disorders, and many others. She also performs cosmetic procedures including BOTOX, JUVÉDERM®, Radiesse, chemical peels, and sclerotherapy for spider veins. Click to Read More


Mellissa Binney, PA-C
Mellissa Binney, our certified physician assistant, prescribes medication and performs examinations and minor surgery under the supervision of Dr. Ramsdell. She is licensed to practice medicine by the Texas State Medical Licensing Board and is certified by the National Commission on Certification of Physician Assistants. Mellissa is a cum laude graduate of Butler University in Indianapolis, Indiana and has past medical experience as a P.A. in Family Practice, Internal Medicine, and Dermatology. Click to Read More


Caedran Audley, FNP-C
Caedran Audley is a licensed and board certified nurse practitioner. She has over 6 years of nursing experience in hospital Intensive Care and Emergency Department settings. She has worked at Central Texas Dermatology since 2015, and is passionate about preventative medicine, along with helping individuals feel confident in their appearance. Click to Read More