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Sayville, NY - HearingLife
58 South Main St. (Middle Road), Sayville, NY 11782
olivia brennan headshot
Olivia Brennan

Au.D., Doctor of Audiology, CCC-A, Lic. #003322

Olivia Brennan is a dedicated audiologist who earned her Doctorate in Audiology from the New York Audiology Consortium. She is passionate about helping people improve their quality of life through better hearing and takes pride in developing thoughtful, individualized solutions tailored to each person’s unique hearing needs. Olivia is known for her creative approach to problem-solving, ensuring that everyone receives care that is both effective and personalized.

She strives to create a friendly, comfortable, and trusting environment where people feel at ease throughout their hearing journey. Olivia believes that strong relationships and clear communication are key to successful outcomes. In addition to clinical care, she is deeply committed to spreading awareness about hearing loss, early intervention, and prevention—empowering everyone with the knowledge they need to protect their hearing health.

Olivia makes every step of the process informative, supportive, and empowering, utilizing the latest advancements in hearing technology to achieve the best possible results.

Meet the Team
olivia brennan headshot
Au.D., Doctor of Audiology, CCC-A, Lic. #003322
Reviews
4.8/5
102 reviews
Dwayne Panzner
a week ago

Regina is awesome!! Everybody there always helpful and polite. Glad I chose hearing life of sayville!!!

John Lien
a month ago

It was my first visit to the office and can say I was impressed by all I met the doctor was excellent and receptionist was a real sweat person looking forward to my next visit

Jane Ryan
a month ago

HearingLife of Sayville NY is a wonderful, trustworthy, knowledgeable, and friendly place to receive your hearing test and potentially hearing aids, without hesitation and fear, as it was for me. Gina, the front desk spokesperson, is a 💎 gem. Thank you all!

Joanne DiNovis
3 months ago

Cam was extremely helpful in troubleshooting my mom’s Oticon hearing aids. He had them fixed in less than 5 minutes. Thank you so much!!! Gina was so kind to set up the appointment!!

sofie881
3 months ago

The office is wonderful. I’m sorry I don’t remember the receptionist name. I should because she was so nice, welcome and helpful. She went over and beyond my expectations to assist me The audiologist was very compassionate and helpful. I highly recommend them and will continue to be a customer.

We offer hearing assessments and hearing aids at our Sayville, NY Hearing Aid Center 

If you believe that you or a loved one has hearing loss, we invite you to stop in for a complimentary hearing assessment* at our office in Sayville. We are located at 58 South Main St. (Middle Road). If you are running late for an appointment or need help finding us, please call (877) 216-1593.

"Have you had a hearing test lately?"

Did a friend or family member ever ask you that? If so, schedule an appointment to talk about your needs with our highly trained professionals. We provide tailor-made solutions, including hearing aids, for individuals who want to improve their hearing health, and overall quality of life.

Providing hearing care and hearing aids for Suffolk County and beyond

HearingLife has centers across the US, including right here in New York. If you need information on hearing care, hearing loss or want to understand more about how hearing aids work, schedule an appointment today.

HearingLife is your connection for Oticon™ and other advanced digital hearing aids in Sayville, NY

When it comes to hearing care, we know that you have options. That's why the team at HearingLife puts extensive focus on your individual needs and budget to fit you with the best hearing aids for your lifestyle and budget. At our office, you will be able to test the various styles of hearing aids that we offer – including the in-the-canal and behind-the-ear – and receive demonstrations of our newest devices, so you can make a well-informed decision. We know how much sound plays a role in everyday life, so whether you’re experiencing mild or severe hearing loss, we will find the appropriate solution for your needs.

Find the right hearing aids at our hearing center in Sayville, using modern diagnostic equipment

You can count on the professional team at HearingLife to use the right equipment to help you make the right decision. If you have questions about a product, or about what happens during a hearing assessment, we are happy to answer your questions so you feel comfortable. We also welcome you to bring a friend or family member with you for your visit.

Sayville NY HearingLife building
Buy One, Get One 50% Off† hearing aids purchases. Offer valid thru 6/30/26.

See all of our Monthly Specials

PLUS - see if you qualify for our limited‑time hearing aid offer!

Get details
New Oticon Zeal™ --- woman smiling and pointing at her ear to show how discreet the hearing aid is
Oticon Zeal™

Meet the first hearing aid to do it all—unseen. Finally.

  • Discreet design that fits comfortably and securely in your ear.
  • Supports conversations using intelligent sound processing.
  • Connects to your favorite devices.
  • All-day power when you need it - enjoy up to 20 hours of battery life* and charge on the go.
  • Get tested and fitted on the spot, then take your hearing aids home the same day.
Man being fitted with Oticon Own SI™ hearing aid
Oticon Own SI™

Love your ears with our most discreet hearing aids to date.

  • Breakthrough AI technology trained on millions of complex sounds to provide a more natural representation of sound and speech.
  • Stabilization features designed to detect and manage disruptive noises so you can enjoy the moment without interruption.
  • Discreet design that is truly invisible in 9 out of 10 ears.6
Oticon Intent
Oticon Intent™

Oticon's next-generation hearing solution
Live fully and intentionally with a revolutionary hearing solution made to fit seamlessly into your life.

  • Experience improved speech quality and listening comfort.
  • Designed to be discreet, you can go about your daily life with confidence. 
  • Stay connected all day with fast charging and fast pairing to your other devices.‡
Oticon Real
Oticon Real™

Oticon's all-new hearing solution

At HearingLife, we want you to stay connected to all you love in life. With Oticon Real you may experience:

  • Exceptional speech clarity
  • Significant reduction in listening effort
  • Revolutionary innovation for managing wind and disruptive sounds
Oticon Own
Oticon Own™

Oticon's new fully customizable in-the-ear hearing aid

We are all made differently – different sizes, interests and lifestyles. And so are our ears. Oticon Own is tailored to each user for the most comfortable fit.

  • Personalized to fit your needs and lifestyle

  • Superior listening experience

  • Easy connectivity to your devices

Oticon Zircon
Oticon Zircon

Life-changing technology designed for celebration

It’s time to start socializing and celebrating a life filled with sound. Oticon Zircon delivers 360° speech and clear sound from all directions, even when in noisy environments, so you can focus on the sounds you love.

  • Powered by the Polaris™ platform – our most intelligent computer chip ever, offers more speed, precision and capacity
  • Includes an extensive range of connectivity options that allows you to connect to a wide range of devices
  • Available in your choice of rechargeable and non-rechargeable styles
Oticon Jet PX™ hearing aid on a smiling woman
Oticon Jet PX™

Oticon Jet PX gives you quality sound in an easy-to-use device. And with five different colors, you can choose the one that best matches your hair or skin:

  • Sleek behind-the-ear hearing aid style
  • A range of colors to choose from
  • Lower-cost for those with budget limitations