Hearing Healthcare Center - Denison

909 4th Ave S Denison, IA 51442
(712) 794-3158


Photo of Timothy Knowell, HIS from Hearing Healthcare Center - Denison

Timothy Knowell,


Timothy Knowell is a licensed Hearing Instrument Specialist offering comprehensive hearing evaluations and works with clients to find the best hearing solution to achieve their hearing health goals.


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Clinic details

Better hearing starts here

We treat each patient as one of our own family members to ensure they receive the best possible hearing care. We have been serving the community for over three decades and pride ourselves on dedication to providing the best in hearing healthcare. We utilize the latest in technology hearing aids and devices to ensure we demonstrate disciplines and values to ensure fair and personalized hearing care for each patient with 4 locations to choose from. 

Our Dension office location is next to the Super Wash car wash and across the street from Ho Hum Motel. 

Hearing care services

After your free appointment, we offer a variety of services:

  • Personalized hearing aid fittings, with no-obligation trial
  • Hearing aid repairs for most major brands
  • Custom earmolds, musician molds, swim molds and more.
  • Hearing aid batteries
  • Assistive listening devices 
  • Hearing awareness programs
  • Aural rehabilitation at no cost
  • Continuing hearing consultations


(712) 794-3158

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
  • Check
  • Debit
  • Financing available for those who qualify
  • Insurance accepted, please call for details
Disclaimer: This clinic profile is for general information purposes only.
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