Dr. Mercier received her DVM from the University of Wisconsin School of Veterinary Medicine in 2004. Dr. Mercier completed a small animal internship at VCA Aurora and VCA Berwyn Animal Hospitals. After working in private practice, she returned to VCA Aurora Animal Hospital and completed a one-year neurology internship in 2007 and a residency in Neurology/Neurosurgery in 2009. She became Board Certified in 2013.

Dr. Mercier has special interests in spondylomyelopathy (wobbler syndrome), seizure control and maintenance, meningoencephalomyeltitis (meningitis) and disc disease.