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Dr. Cliff Approved Providers in Glen Ellyn & Naperville

Your Dr. Cliff Approved Provider in IL

Looking for an audiologist in Illinois that has been personally vetted by Dr. Cliff and verified to use best practices in Audiology? You’ve come to the right place. Our audiologists Dru Geraghty is proud to be Dr. Cliff Approved providers. Their commitment to following Best Practices for every patient has earned each of them this important recognition from Dr. Cliff Olson. 

Dru Geraghty, M.S.

Dru Geraghty, M.S. | Clinical Audiologist

Dru Geraghty has been a practicing audiologist since 1981. She received her bachelor’s degree in Music Education from Millikin University in Decatur, IL, in 1978, and her Master of Science in Audiology from Illinois State University in 1981. She has extensive clinical experience in hearing and vestibular assessment and treatment.

Dru believes in collaborating with patients to development and implement hearing aid and tinnitus solutions that best meet their individual needs. She is a lifelong learner who uses current professional knowledge to provide an exceptional patient experience. Dru believes that developing long lasting, trusting relationships with patients is key to their success with hearing aids.

In her free time, Dru enjoys hiking, cycling, exercise classes, reading, participating in voice and handbell choirs, volunteering at the Northern Illinois Food Bank and Glen Ellyn Food Pantry. She also enjoys spending time with family, friends and her pets.

Professional Affiliations

  • Certified member of the American Speech-Language-Hearing Association
  • Member of the Illinois Academy of Audiology

What is a Dr. Cliff Approved Provider?

Best Practices: Why are they important?

Carol Stream

501 Thornhill Dr #100
Carol Stream, Illinois 60188

Glen Ellyn

487 Pennsylvania Ave
Glen Ellyn, Illinois 60137


2295 Essington Road
Joliet, IL 60435


11041 Front St., Unit A.
Mokena, IL 60448


2323 Naperville Blvd. Suite 200
Naperville, IL 60563

Hofstra Family

12705 S Ridgeland Ave
Palos Heights, IL 60463

Hearing Care of

305 E Northwest Hwy
Palatine, IL 60067