Hearing Professionals of Illinois - Highland Park

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.

Andrea Karlin earned a bachelor’s degree in Speech and Hearing and a master’s degree in audiology from the University of Illinois. She joined our team in 2013 and has been practicing audiology since 1983. Dr. Karlin holds a certificate of clinical competence in audiology from American Speech Language Hearing Association.

Dr. Sheri Yamashita attended the University of Illinois where she received her B.S. in Speech and Hearing Science and her M.A. in Audiology. She moved on to earn her Doctorate in Audiology from the University of Florida. After working at Christie Clinic, Mercy Hospital and Advocate Medical Group, she joined Audiological Laboratory in 2001. 

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. 

Merle earned both her B.S. in Speech and Hearing Science, and her M.A. in Audiology from the University of Illinois. She has worked with Audiological Laboratory for over 15 years. 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. 

Mary Ann earned both her B.S. in Communicative Disorders and her M.A. in Audiology from Northern Illinois University. She has worked in the field for over 25 years including positions at the University of Illinois Eye and Ear Infirmary, the Chicago Hearing Society, Westlake Community Hospital, and Beltone Hearing and Audiology Centers. Mary Anne joined Audiological Laboratory in 2008.

Jean 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.

Dr. Lindsey Portugal joined Audiological Laboratory in 2011 after working at Chicago Otolaryngology Associates at Mercy Hospital, Resurrection Medical Center and the Ear, Nose and Throat Center at Lutheran General Hospital. She earned both her B.S. in Speech Pathology and Audiology and her Doctorate in Audiology from Illinois State University.

Dr. Brittany Nguyen is a licensed audiologist who earned a Doctorate in audiology from Washington University School of Medicine. She gained experience working in several clinical settings and in private practice in the suburbs in Chicago. Brittany joined our team in 2014 and is a fellow of the American Academy of Audiology.

Sivan 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.

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 in 2018, Kathy worked at Northwestern Lake Forest Hospital.

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.