University of South Dakota Audiology

414 E Clark St Vermillion, SD 57069
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Clinic staff

Photo of Marni Johnson, AuD, CCC-A from University of South Dakota Audiology

Marni Johnson,


Marni Johnson is a licensed audiologist, Associate Professor of Audiology and the Audiology Clinical Coordinator at the University of South Dakota. She earned a bachelor’s degree and master’s degree from the University of South Dakota and her doctorate in audiology from Salus University. Marni is a fellow of the American Academy of Audiology and is knowledgeable in the latest technology to help her patients choose the best solutions for their hearing loss. 

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Clinic details

About this hearing center

We offer comprehensive hearing evaluations and will work with you to find the best hearing solution for you. Our staff is trained in the latest technology and offers a complete selection of hearing aids from many manufacturers. We also offer personalized follow up care to ensure that you remain satisfied with your hearing.

Hearing care services

Our services include the following:

  • comprehensive hearing testing and evaluations
  • hearing aid sales – latest technology
  • hearing aid dispensing and fittings
  • hearing aid accessories
  • hearing aid service including cleaning, checks, maintenance and repairs
  • hearing aid batteries
  • assistive listening devices
  • cochlear implants
  • tinnitus


Hours of operation

MondayOpen by appointment
TuesdayOpen by appointment
WednesdayOpen by appointment
ThursdayOpen by appointment
FridayOpen by appointment

Clinic links

Accepted forms of payment

  • Visa
  • MasterCard
  • Cash
  • Check
Disclaimer: This clinic profile is for general information purposes only.