Saint Peters Hospital

1240 New Scotland Rd Ste 100 Slingerlands, NY 12159
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Clinic staff

Photo of Debra Trees, Au.D., CCC-A, Audiology Supervisor from Saint Peters Hospital

Debra Trees

Au.D., CCC-A, Audiology Supervisor

Debra Trees, Au.D. is the Audiology Supervisor at St. Peter's Hospital, where she has worked for over 24 years. She  provides diagnostics and rehabilitation with all ages, including pediatrics and difficult to test adults and children.

Debra earned her Masters from Syracuse University and Bachelors from St. Rose and her doctorate from Central Michigan University / Vanderbilt. She mentors graduate interns from St. Rose on a regular basis. Debra is a leader in the field of hearing healthcare and has consulted in a variety of practice settings, has published research and descriptive articles, and is presently working on publication of a continuing education program for nurses and nursing staff.

Photo of Karen DeJoy, Au.D. from Saint Peters Hospital

Karen DeJoy


Karen DeJoy earned both her Bachelor's and Master's degree from Ithaca College and her Doctoral degree in Audiology from Salus University.  

Dr. DeJoy has significant experience helping people of all ages. Dr. DeJoy has experience with Central Auditory Processing, focusing on the student with specific educational concerns and working with a multidisciplinary team of specialists and the Committee on Special Education to obtain needed services.   She is also currently the membership Chairperson for the Capital Area Speech and Hearing Association and is a member of the Academy of Doctors of Audiology. 

Photo of Kevin Mangan, M.S. from Saint Peters Hospital

Kevin Mangan


Kevin Mangan earned his masters degree in Audiology from Syracuse University. He holds licenses in both NY and MA and practices in both states. He has worked for St Peter's Hospital  for over 10 years, as part of their Hearing and Speech Department in the Slingerlands offices on New Scotland Road. His expertise includes hearing testing and evaluation for both adults and children.

Starting with testing of newborn's and continuing on through adult senior, Kevin provides both evaluation and treatment of both hearing loss and tinnitus. He is a licensed hearing aid dispenser and is able to follow up on evaluation with the proper fitting and adjustment of the latest digital hearing devices, both for hearing loss and for tinnitus.

Maureen Lynch-Rinaldi


Clinic reviews

Healthy Hearing posts all positive and negative reviews that meet publishing criteria.

Read 4 verified patient reviews for Saint Peters Hospital! Their average review score is 4.75 () from 4 reviews.

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“Dr. Debbie Treer is very attentive to my 86 year old mother. She is very compassionate and patient and it's obvious she is passionate about her work. We're very lucky to have her on our healthcare team. ”

of Albany, NY   
10/27/2015    Review received via mail
5 out of 5 1.

“Very informative.”

of Albany, NY   
05/05/2015    Review verified by phone
5 out of 5 1.

“He gave me a feeling of trust within that time I was there. ”

of Kinderhook, NY   
04/24/2014    Review verified by phone
4 out of 5 1.

“He was very friendly and made my son feel comfortable. ”

of Delmar, NY   
03/14/2014    Review verified by phone
5 out of 5 1.

Clinic details

About this hearing center

At St. Peter's Hospital, the team of audiologists in the Audiology Department provide comprehensive hearing healthcare from diagnosis to rehabilitation. They are committed to working with other professionals to make sure hearing problems are reduced.

Hearing care services

Audiology services at St. Peters include:  

Universal hearing screenings for all newborns prior to discharge

Pure tone testing

Speech audiometry

Middle ear analysis

Electrophysiological tests

Sound field testing

Central auditory processing screening

Hearing aid evaluations

Tinnitus (ringing in the ears) evaluations

We have special expertise working with young children and difficult-to-test persons.

Our team of audiologists can prescribe, fit, sell and evaluate hearing aids. They also educate and advocate for assistive listening devices (ALDs) to enhance communication clarity in public areas, such as classrooms.

St. Peter's is the region's leading dispenser of the TransEar hearing device for people with unilateral deafness. For many patients with unilateral deafness, TransEar provides an alternative to a surgically-implanted hearing device.

Hours of operation

Monday8:00 am - 4:00 pm
by appointment
Tuesday8:00 am - 4:00 pm
by appointment
Wednesday8:00 am - 4:00 pm
by appointment
Thursday8:00 am - 4:00 pm
by appointment
Friday8:00 am - 4:00 pm
by appointment

Clinic links

Accepted forms of payment

  • Visa
  • MasterCard
  • American Express
  • Discover
  • Cash
  • Check
  • Debit
  • Financial aid
  • Insurance accepted, please call for details
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.