Meet Our Audiology Providers

At Century ENT, our audiology providers are dedicated to ensuring you capture every nuance of sound in life. They utilize advanced solutions to improve your auditory clarity and communication. Don’t let hearing challenges hold you back; trust in the expertise and technology of our specialists, with enhanced hearing just a phone call away.

Mary Lou Dovantzis , Au.D.

Clinical Audiologist


Mary Lou Dovantzis is an audiologist specializing in hearing disorders in all populations.  She has been a proud member of the Century team for more than 36 years.  As a member of the American Academy of Audiology, Illinois Academy of Audiology, and American Speech, Language and Hearing Association, she stays current on the latest testing and treatments.  She performs VNG testing for the group and has an excellent bedside manner, continuing Century’s mission for providing warm compassionate care. 

Clinical Expertise

  • Audiologic Testing
  •  VNG
  • Vestibular & Balance Testing


Undergraduate School
University of Illinois, Champaign

Masters Degree
University of North Carolina, Chapel Hill

Practice Locations

Orland Park

Language Spoken