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Seguin Clinic

417 S. King Street

Seguin, Texas 78155


Dr. Kevin McMahon

Kevin McMahon, MD

Board Certified by American of Psychiatry and Neurology 

Dr. Kevin McMahon completed his fellowship in neurophysiology with epilepsy focus at Albany Medical Center in New York and is a part of GRMC’s neurology practice in Seguin along with Colin Sanner, MD. Dr. McMahon notes he has always been fascinated by the complexity of the brain and its many treatable diseases. Specific interests include epilepsy and neuromuscular disorders. He is trained to perform vagal nerve stimulator interrogation and programming and interpret nerve conduction studies, EMGs, EEGs, and sleep studies.

The span of disorders he treats includes:

  • Stroke management
  • Parkinson’s disease
  • Migraines
  • Electromyography (EMG)
  • EEG Interpretation
  • Concussion management
  • Vagal nerve stimulator management
  • Deep brain stimulator management
  • Traumatic brain injury evaluation and treatment


Guadalupe Regional Medical Group

To make an appointment with Dr. McMahon, please call:


Neurology Associates