Hearing Professionals of Illinois - Libertyville

"For all of your hearing healthcare needs, we are "hear" for you!"
1900 Hollister Dr Ste 220 Libertyville, IL 60048
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Julie Landgraf

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Dr. Julie Landgraf is a licensed audiologist who earned her Doctorate in audiology from the University of Florida, a master’s and bachelor’s degree from the University of Illinois. She joined our team in 2007 after helping the patients at John H. Stroger, Jr Hospital of Cook County. Dr. Landgraf holds a certificate of clinical competence in audiology from the American Speech Language Hearing Association and is a fellow of the American Academy of Audiology. 

This provider has NPI #1043408594 and is licensed in Illinois (#147.001193).
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Andrea Karlin

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Andrea received both her Master of Arts degree in Audiology and her Bachelor of Science degree in Speech and Hearing Science from the University of Illinois at Urbana-Champaign. She has been a practicing Audiologist since 1983. Prior to joining Hearing Professionals of Illinois in 2013, Andrea worked at Consultants in Neurology, specializing in neurodiagnostics, vestibular testing, balance disorders and hearing instrument evaluations.

This provider has NPI #1982851762 and is licensed in Illinois (#147000301).
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Kathryn Kramer

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Kathy received her Master of Arts degree in Audiology from Northwestern University and her Bachelor of Arts in Psychology from Indiana University.  Prior to joining Hearing Professionals of Illinois 

This provider has NPI #1760660609 and is licensed in Illinois (#147000736).
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Sivan Blonz

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Sivan Blonz is a licensed audiologist who earned a Bachelor’s degree in Communicative Disorders and a Master’s degree in Audiology from Rush University. She worked in a variety of clinical settings before joining our team in 2000. Dr. Blonz holds a certificate of clinical competence in audiology from the American Speech Language Hearing Association and is knowledgeable in the latest technology in hearing aids and devices.

This provider has NPI #1558550475 and is licensed in Illinois (#147.000868).
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Susan Harris

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Dr. Susan Harris is a licensed audiologist who earned a bachelor’s degree from Towson State University, a master’s degree from the University of North Carolina and a Doctorate in audiology from the Pennsylvania College of Optometry’s School of Audiology.  Dr. Harris worked in a variety of clinical settings before she joined our team in 2009. She holds a certificate of clinical competence in audiology from the American Speech Language Hearing Association and is a fellow of the American Academy of Audiology.

This provider has NPI #1417008970 and is licensed in Illinois (#147.001326).
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Jean Carone

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Jean Carone is a licensed audiologist who earned a Bachelor’s degree in Speech Pathology and Audiology and her Master’s degree in audiology from Northern Illinois University and has been practicing audiology for nearly 4 decades. Dr. Carone gained experience working in a variety of clinical settings including owning her own practice before she joined our team in 2011. She holds a certificate of clinical competence in audiology from the American Speech Language Hearing Association and is a fellow of the American Academy of Audiology.

This provider has NPI #1114210911 and is licensed in Illinois (#147.000401).
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Merle Nathan

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Merle Nathan is the Director of Audiology at Hearing Professionals of Illinois. She oversees a team of dedicated professional audiologists. Dr. Nathan earned a Bachelor’s degree in Speech and Hearing Science and a Master’s degree in from the University of Illinois and has been a practicing Audiologist since 1987. She holds a certificate of clinical competence in audiology from the American Speech Language Hearing Association and is a fellow of the American Academy of Audiology.

This provider has NPI #1427246362 and is licensed in Illinois (#147.000108).
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Lindsey Portugal

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Dr. Lindsay Portugal joined our team in 2011. She earned a Bachelor’s degree in Speech Pathology and Audiology as well as her Doctorate in Audiology from Illinois State University. Dr. Portugal gained experience working at Mercy Hospital and Lutheran General Hospital. She holds a certificate of clinical competence in audiology from the American Speech Language Hearing Association and is a fellow of the American Academy of Audiology.

This provider has NPI #1801118435 and is licensed in Illinois (#147001340).
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Lauren Kelly

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Dr. Lauren Kelly received her Doctorate in Audiology from Northwestern University and her Bachelor of Science degree in Speech Pathology and Audiology from Miami University in Oxford, Ohio. Prior to joining Hearing Professionals of Illinois in 2019 and during her clinical training, Lauren gained experience working with patients at various hospitals in the area including Lake Forest Hospital, Lurie Children's Hospital, Jesse Brown VA and Northwestern Memorial.

This provider has NPI #1104476506 and is licensed in Illinois (#147001744).
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Brittany Nguyen

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Dr. Brittany Nguyen received her Doctorate in Audiology from Washington University School of Medicine in St. Louis, Missouri and her Bachelor of Science degree from the University of Illinois at Urbana-Champaign.  During her graduate studies, she gained experience in a variety of settings across the country including an otolaryngology private practice in Charlotte, NC and Mayo Clinic in Scottsdale, AZ. Following graduation, Brittany has worked in otolaryngology private practices in the Chicago suburbs. She was the sole audiologist at Suburban Otolaryngology in Berwyn for two years prior to joining Hearing Professionals of Illinois in 2014.

This provider has NPI #1376841155 and is licensed in Illinois (#147.001354).
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Mary Ann Jordan

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Mary Ann received both her Master of Arts degree in Audiology and her Bachelor of Science degree in Communicative Disorders from Northern Illinois University. She has been practicing audiology since 1985 and worked at The University of Illinois Eye and Ear Infirmary, the Chicago Hearing Society, Westlake Community Hospital and for Beltone Hearing and Audiology Centers before joining Hearing Professionals of Illinois in 2008.

This provider has NPI #1144479064 and is licensed in Illinois (#147.000217).
Photo of Sheri Yamashita, AuD, F-AAA, CCC-A from Hearing Professionals of Illinois - Libertyville

Sheri Yamashita

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Dr. Sheri Yamashita received her Doctorate in Audiology from the University of Florida. She received both her Master of Arts degree in Audiology and her Bachelor of Science degree in Speech and Hearing Science from the University of Illinois at Urbana-Champaign. Sheri worked at Christie Clinic-Champaign, Illinois Masonic Medical Center, Mercy Hospital and with Advocate Medical Group before joining Hearing Professionals of Illinois in 2001. 

This provider has NPI #1871681791 and is licensed in Illinois (#147.000833).

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Clinic details

About this hearing center

At Hearing Professionals of Illinois, (formerly Audiological Laboratory, Ltd.), we believe in a team approach to patient care. We stress patient education to ensure understanding and informed decision making.  We have access to all major hearing instrument companies in order to provide a wide range of options for each individual.  Our staff is there to provide technical skills, but also to lend the emotional support necessary for our patients to achieve success.

We have six local offices for your convenience:

Golf Western Professional Building 8780 West Golf Road Suite 200 Niles, Illinois 60717

Old Orchard Professional Building 4905 Old Orchard Center Suite 630 Skokie, Illinois 60077

Hawthorn Health Center 1900 Hollister Drive Suite 220 Libertyville, Illinois 60048

Highland Park Hospital Professional Building 767 Park Avenue West Suite 220 Highland Park, Illinois, 60035

Glenbrook Hospital Medical Office Building 2150 Pfingsten Road Suite 2270 Glenview, Illinois 60026

Northwest Corportate Centre 2500 West Higgins Road Suite 1150 Hoffman Estates, Illinois 60169

 

Hearing care services

  • Hearing Evaluations for Adults and Children
  • Hearing Aid Evaluations and Fittings
  • Hearing Aid Service, Programming, Repair and Accessories
  • Assistive Listening Devices
  • Custom Earmolds and Micromolds
  • Custom Earplugs for swimmers and musicians
  • Custom Noise Protection

 

Hours of operation

SundayClosed
Monday8:30 am - 4:30 pm
by appointment
Tuesday8:30 am - 4:30 pm
by appointment
Wednesday8:30 am - 4:30 pm
by appointment
Thursday8:30 am - 4:30 pm
by appointment
Friday8:30 am - 4:30 pm
by appointment
SaturdayClosed

Clinic links

Accepted forms of payment

  • Visa
  • MasterCard
  • American Express
  • Discover
  • Cash
  • Check
  • Debit
  • Financing available for those who qualify
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.