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Neurosciences

Neurology



Paul C. Buechel, MD

Paul C. Buechel, MD

Dr. Paul Buechel has been in practice for over 20 years, and is board certified. He has high grades on both Vitals & Healthgrades.

He is on the board of The Classical Academy, a Pre-K through 12th school in Franklin, & has been a volunteer neurologist for the Williamson County Health Dept for the past 10 years.

He enjoys spending time with his family, is very active in his church, and also trains & owns West German Shepherds. He additionally enjoy many outdoor activities, including hiking, hunting, fishing, and multiple other sports.


To schedule an appointment with Dr. Buechel, visit his profile on SaintThomasDoctors.com.
Anthony Casamo, PA-C

Anthony Casamo, PA-C

Anthony Casamo is originally from northern central Pennsylvania. He obtained his undergraduate degree in Community and Public Health Education from Slippery Rock University, in Pennsylvania. In 2001, he completed the Physician Assistant Program at MCP / Hahnemann University, in Philadelphia, and became Certified in 2001. In 2002, Anthony Casamo began his professional career as a Physician Assistant in Nashville, Tennessee. Prior to joining the Neurology Center, Anthony was associated with Neurology groups in Nashville and Franklin. He has become widely recognized as an outstanding specialist in the field of Neurology. Anthony has a keen interest and proficiency in Sleep Medicine, and in the field of neurotoxin therapy.

To schedule an appointment with Anthony Casamo, visit his profile on SaintThomasDoctors.com.
Robin Gilmore, MD

Robin Gilmore, MD

Robin L. Gilmore, M.D. is originally from Dayton, Ohio. She graduated Summa Cum Laude from the University of Cincinnati, with a degree in Chemistry. She was a member of Phi Beta Kappa.

Dr. Gilmore and her husband Mr. Peter Nash Colonnese reside in Columbia. 

To schedule an appointment with Dr. Gilmore, visit her profile on SaintThomasDoctors.com.

Louise Y. Ledbetter, MD

Louise Y. Ledbetter, MD

Dr. Ledbetter is originally from Atlanta, Georgia. She received her undergraduate degree in Math and Biology and her Medical Doctorate degree from Wake Forest University. She obtained an MBA from George Washington University. She completed her residency in Neurology at The University of California, San Diego, where she served as Chief Resident. Dr. Ledbetter is Board Certified in Neurology and Sleep Medicine, and has a special interest in sports concussions. She served twice as President of the Maury County Medical Society, and was recognized in 2014 as Best Neurologist in Maury County. She and her husband live in Columbia.

To schedule an appointment with Dr. ledbetter, visit her profile on SaintThomasDoctors.com.

Rejane C. Lisboa, MD

Rejane C. Lisboa, MD

Dr. Rejane C. Lisboa is board certified in neurology with special qualification in vascular neurology. She has been with St.Thomas since 2009 and practices as a general adult neurologist.  She will work with patients to diagnose and treat neurological conditions including but not limited to headaches, strokes, seizures, multiple sclerosis, movement disorders such as Parkinson disease, and dementias such as Alzheimer disease.

Dr. Lisboa obtained her medical degree from FFFCMPA in Brazil and completed her residency in neurology at the University of Tennessee, Memphis, where she served as Chief  Neurologist Resident. She participated in further clinical training and research during her fellowship in vascular neurology at Northwestern University in Chicago, IL 

To schedule an appointment with Dr. Lisboa, visit her profile on SaintThomasDoctors.com.

Lindsey Mangum – PA / NP

Lindsey Mangum – PA / NP

Lindsey Mangum is originally from South Carolina. She earned a B.S. in Biological Sciences, Cum Laude from Clemson University in 2006. She obtained a Masters of Science in Physician Assistant Studies from the Medical University of South Carolina at Charleston and became Board Certified in 2008. Lindsey relocated to Tennessee in January 2009. She began her professional career in Physical Medicine & Rehab and Pain Management. In addition to her excellent clinical skills, Lindsey is well known for her warm gracious personality and her intense devotion to her patients.

To schedule an appointment with Lindsey Mangum, visit her profile on SaintThomasDoctors.com.

Megan E. Mason, MD

Megan E. Mason, MD

Dr. Mason grew up in Murfreesboro, TN where she attended Oakland High School. She lived in Kentucky during her undergraduate education, medical school and residency. She and her husband moved to Cleveland, Ohio in 2010. They returned to the Middle Tennessee area in 2012 after the birth of their daughter to be closer to family. She currently resides in Gallatin with her family. 

To schedule an appointment with Dr. Mason, visit her profile on SaintThomasDoctors.com.

Oscar E. Mendez, MD

Oscar E. Mendez, MD

Oscar graduated from University of Pittsburgh Medical Center and received his residency from Howard University. He was awarded as Physician of the year at Cumberland County in 2007, 2008 and 2009. Oscar speaks both Spanish and English and is Board Certified in Neurology and Sleep Medicine. 

To schedule an appointment with Dr. Mendez, visit his profile on SaintThomasDoctors.com.

Brett Agee Parker, MD

Brett Agee Parker, MD

Brett Parker is a native of Auburn, Alabama but is proud to now call Nashville home. He attended the University of South Alabama Medical School where he was elected to the national medical honor society, Alpha Omega Alpha. He completed his neurology residency at Vanderbilt University where he served as Chief Resident before pursuing a fellowship in neuromuscular medicine. He has a broad range of interests within the field of neurology, but holds a specific passion for peripheral nerve and muscle disease.

To schedule an appointment with Dr. Parker, visit his profile on SaintThomasDoctors.com.

George Shwab, NP

George Shwab, NP

George has more than 20 years of experience as a Nurse Practitioner in a variety of areas including Internal Medicine, Gastrointestinal, Neurology, Neurosurgery, Pain Management, and Sleep Medicine. George graduated cum laude from Vanderbilt School of Nursing in 1987. 

To schedule an appointment with George Shwab, visit his profile on SaintThomasDoctors.com.

Roxanne M. Valentino, MD

Roxanne M. Valentino, MD

Roxanne has been with Saint Thomas since 2009 where she began as the Medical Director for the Center for Sleep. Roxanne is a member of the American Academy of Neurology, American Academy of Sleep Medicine, American Medical Association, Tennessee Sleep Society and Tennessee Neurology Association. She also serves as a chair member of the Tennessee Polysomnography Professional Standards Committee. Roxanne was born in Evansville, Indiana and has three children with her husband Daniel. 

To schedule an appointment with Dr. Valentino, visit her profile on SaintThomasDoctors.com.

Colleen B. Vanderkolk, DO

Colleen B. Vanderkolk, DO

Dr. Vanderkolk, a general neurologist with emphasis and specialty training in epilepsy and headache. She is also capable of providing adolescent neurological care and is the Director of the Epilepsy Monitoring Unit (EMU) at Saint Thomas West Hospital.

In addition, Dr. Vanderkolk is the medical director of TN for Neuotech, an ambulatory EEG company that provides service to patients in middle TN. 

Dr. Vanderkolk earned her medical degree from Des Moines University School of Osteopathic Medicine. She completed her residency in neurology at the Medical College of Wisconsin, as well as fellowships in Epilepsy and Neurophysiology at the Epilepsy and Seizure Care Specialists and the Medical College of Wisconsin, respectively.

In addition to her many achievements, she is the mother of 5 beautiful children and is actively involved in the community as a co-owner of SOAR Advenuture Tower, an outdoor climbing and ropes course located in Franklin, TN.

To schedule an appointment with Dr. Vanderkolk, visit her profile on SaintThomasDoctors.com.