Input Hearing Systems

"Hearing instruments are proven to improve quality of life. "
4801 Spring Valley Rd Ste 40 Dallas, TX 75244
Clinic location map

A message from Input Hearing Systems about COVID-19:

Please call us to verify our availability before coming to our office.

Clinic staff


John Gehm


Licensed Doctor of Audiology John Gehm of Input Hearing Systems has decades of experience helping with individuals with hearing loss and extensive experience and knowledge of multiple manufacturers of hearing instruments. Constantly striving to increase their knowledge of hearing instruments and fitting techniques, they attend continuing education classes each year and have each earned the highest level of education within their licensure. Drs. Gehm and Harris have earned their Doctor of Audiology degrees. The Dallas team brings a wealth of experience, knowledge, and dedication to their patients. Combining depth of knowledge of the instrumentation with the experience of treating thousands of hearing impaired individuals and their needs, the Dallas team provides their patients with the satisfaction of knowing they are working with the best team in the area.


Teresa Harris


Licensed Doctor of Audiology Teresa Harris constantly strives to increase her knowledge of hearing instruments and fitting techniques. She brings a wealth of experience, knowledge, and dedication to her patients. 

Clinic reviews

Read 2 verified patient reviews for Input Hearing Systems! Their average review score is 5 () from 2 reviews.

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“Everything here is wonderful! The staff is so helpful, caring and they go above and beyond responsibilities. I love this office! ”

of Frisco, TX   
08/13/2012    Review received via mail
5 out of 5 1.

“I have been going to Input Hearing for decades. Audiologists are terrific, know their stuff. I can't recommend John Gehm and staff enough!”

of Dallas, TX   
03/23/2012    Review received via mail
5 out of 5 1.

Clinic details

About this hearing center

  • We have the most experienced team in Dallas!
  • We are a multiline practice; that is, we can work with multiple manufacturers of hearing instruments.
  • We have been serving the Dallas area since 1978.
  • Hearing examinations and consultations are complimentary.
  • We have competitive pricing on hearing instruments.
  • You will receive knowledgeable, attentive follow-up care.
  • Our staff consists of educated, experienced, and caring professionals.

Hearing care services

  • Video otoscopy
  • Audiometric evaluation
  • Hearing instrument consultation
  • Assistive Listening Devices - amplified telephones, alerting devices, large area listening systems, etc
  • Hearing instruments
  • Custom earplugs
  • Custom swim plugs
  • Custom Bluetooth molds
  • Custom iPod/MP3 player molds
  • Custom shooter plugs
  • Custom specialty molds
  • Tinnitus maskers

Hours of operation

Monday9:00 am - 5:00 pm
by appointment
Tuesday9:00 am - 5:00 pm
by appointment
Wednesday9:00 am - 5:00 pm
by appointment
Thursday9:00 am - 5:00 pm
by appointment
Friday9:00 am - 5:00 pm
by appointment

Clinic links

Accepted forms of payment

  • Visa
  • MasterCard
  • Discover
  • Cash
  • Check
Disclaimer: This clinic profile is for general information purposes only. Financial aid and insurance coverage can vary widely by policy and should be verified with the provider before services are rendered.