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Portrait of Dr. Daniel R. Schumaier

Dr. Daniel R. Schumaier

Audiologist
Greeneville, Tennessee

Daniel R. Schumaier, PhD, is an audiologist and inventor with more than five decades of business experience in Johnson City, Tennessee. The owner-founder of Greeneville Hearing Center, he has also served Greeneville since approximately 1983. His background includes speech pathology, military service, a PhD from Michigan State University and ASHA certification. As the owner of Ear Technology Corporation, Dr. Schumaier combines clinical hearing-care experience with product development involving hearing aids, hearing-aid dryers and sanitizers. He reports multiple patents, published articles, and ongoing lecturing and teaching, while his company sells products worldwide. Recognized by the Global Directory of Who’s Who as a Distinguished Health Professional, he attributes his success to treating people fairly and to his enduring enthusiasm for audiology.

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Specialty Audiologist
Industry Health Services
Organization Greeneville Hearing Center
Location Greeneville, Tennessee

About Dr. Daniel R. Schumaier

I am Daniel R. Schumaier, PhD, an audiologist, practice owner and inventor serving Johnson City and Greeneville, Tennessee. I have been in business in Johnson City since 1973 and have served the Greeneville community since approximately 1983. My career began in speech pathology. After military service, I returned to school and moved into audiology, a profession I continue to enjoy. I earned my PhD from Michigan State University and hold ASHA certification.

Alongside my hearing-care practice, I own Ear Technology Corporation. My inventions and patents involve hearing aids, hearing-aid dryers and sanitizers, and the company sells products internationally. I also lecture, teach and contribute published articles. Across these activities, my guiding principle is to treat people fairly. I remain committed to continuing my work in hearing healthcare and hearing technology for as long as I am able.

Career Accomplishments

  • Developed inventions and holds multiple patents involving hearing aids, hearing-aid dryers and sanitizers.

Professional Career

In business in Johnson City since 1973

United States of America

Owner of Ear Technology Corporation

United States of America

Education & Training

ASHA certification

Education Level: Ph.D.

Institution: Michigan State University

United States of America

Published Works

  • What Happened: Faces and Stories of the Homeless–Johnson City, TN — 2025
  • Combined his clinical work with lecturing, teaching and published articles.

Professional Affiliations

  • Scouting America
    75 Years in Scouting
  • Scouting America
    Distinguished Eagle Scout
  • National Hearing Conservation Association (NHCA)
    Industrial Hearing Conservation and Hearing Conservation Education
  • American Academy of Audiology (AAA)
    Humanitarian Award Recipient
  • Audiological Resource Assocation (ARA)
    President

Contact Dr. Daniel R. Schumaier

Greeneville Hearing Center

Greeneville, Tennessee

Use the form to contact Dr. Daniel R. Schumaier through the Global Directory of Who's Who.

PROFILE SUMMARY

Professional Summary

Daniel R. Schumaier, PhD, is an audiologist and inventor with more than five decades of business experience in Johnson City, Tennessee. The owner-founder of Greeneville Hearing Center, he has also served Greeneville since approximately 1983. His background includes speech pathology, military service, a PhD from Michigan State University and ASHA certification.
As the owner of Ear Technology Corporation, Dr. Schumaier combines clinical hearing-care experience with product development involving hearing aids, hearing-aid dryers and sanitizers. He reports multiple patents, published articles, and ongoing lecturing and teaching, while his company sells products worldwide. Recognized by the Global Directory of Who’s Who as a Distinguished Health Professional, he attributes his success to treating people fairly and to his enduring enthusiasm for audiology.

Office Hours

DayHoursAppointment
Monday 8:30 AM – 5:30 PM —
Tuesday 8:30 AM – 5:30 PM —
Wednesday 8:30 AM – 5:30 PM —
Thursday 8:30 AM – 5:30 PM —
Friday 8:30 AM – 5:30 PM —