Physican Profiles

LAWRENCE E. LYKINS, M.D., A graduate of North Carolina State University, Dr. Lykins received his medical degree from the Medical College of Georgia in Augusta. He completed internship at Charlotte Memorial Hospital in 1973, and residency in Urology at the Medical College of Georgia. A Board Certified Physician, he is also a member of the American Urological Association, American Medical Association, Southeastern Section of the American Urological Association, Past President of the Hall County Medical Society, and Past President of the Rinker/Witherington Urologic Society. His areas of clinical interest include erectile dysfunction, incontinence, and urologic malignancies.

JAY S. HORTENSTINE, M.D. completed his medical degree at the University of Alabama in Birmingham. The Medical College of Georgia in Augusta, was the site of both his internship and residency. In addition to being Board Certified in Urology, Dr. Hortenstine is a member of the American College of Surgeons, American Urological Association, American Medical Association, Southeastern Section of the American Urological Association, Hall County Medical Society, and Past President of the Rinker/Witherington Urologic Society, former Chief of Staff, Northeast Georgia Medical Center. Erectile dysfunction, urinary tract malignancy, and incontinence are particular areas of his clinical interest.

THOMAS M. FASSULIOTIS, M.D. received his medical degree in 1983 from Medical University of South Carolina. After completing residency training in Urology at the Medical College of Georgia in Augusta, he completed a Urology Fellowship in Pediatrics and Oncology in Christchurch, New Zealand. An Assistant Professor at The Medical College for three years, he is Board Certified in Urology, and belongs to the American College of Surgeons, American Urological Association, American Medical Association, Southeastern Section of the American Urological Association, and the Rinker/Witherington Urologic Society. He is also Past President of the Hall County Medical Society. His clinical interests include, among others, oncology, reconstructive, cryosurgery, microsurgery, and laparoscopy.

R. JUDD WILLIAMS, M.D. is a graduate of the Medical College of Georgia, completing his internship in surgery and residency in urology at Medical College of Georgia. Dr. Williams is Board Certified in Urology and a member of American Urological Association, American Medical Association, Southeastern Section of the American Urological Association, Hall County Medical Society, Rinker/Witherington Urologic Society, and the American Medical Association. Kidney stone surgery and malignancies of the urinary tract are included in his areas of clinical interest.

DAVID S. WOO, M.D. joined Gainesville Urology in July 2004. He received his medical degree from Vanderbilt University, and completed his internship and residency at the University of California Irvine. He is Board Certified in Urology, a member of the Hall County Medical Society, American Urological Association, and the Endourological Society. While at U.C.I. he received specialized training in robotic surgery and laparoscopic procedures, both of which remain special areas of interest.

JAMES E. RENEHAN, M.D. joined Gainesville Urology in 2007. Dr. Renehan, joined Gainesville Urology in 2007. Dr. Renehan, Board Certified in Urology, completed his urology residency and surgical internship at Louisiana State University/Alton Ochsner Clinic Foundation, medical school at Medical College of Georgia, and undergraduate degree at Rhodes College. He, his wife, and daughter reside in Gainesville. His areas of clinical interest include renal stones, urologic oncology, prostate disease, and female urology.

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