M.O.S.A. Audiological Services - Chelsea

"Improve your hearing, improve your life"
(3 Reviews)
Call: (734) 385-4688
14650 Old Hwy US 12 Ste 304 Chelsea, MI 48118
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Clinic staff


Petra Boonstra


Dr. Petra Boonstra has been an active Audiologist in the Detroit area for many years.  She earned both her bachelor's and master's degrees from Western Michigan University. Dr. Boonstra holds a certificate of clinical competence in audiology from the American Speech Language Hearing Association. She has recently joined our organization and has been a very important part of our success.  She is well versed in all areas of hearing aids and amplification issues.  She will provide the type of Audiological service you have come to expect from MOSA Audiology.  We are very happy to have her working with us to provide the most appropriate hearing health care to our patient's and the communities we serve.

Clinic reviews

Read 3 verified patient reviews for M.O.S.A. Audiological Services - Chelsea! Their average review score is 5 () from 3 reviews.

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“I think she offered good explanation of everything she did in the test and answered all my questions.”

of Grass Lake, MI   
11/04/2014    Review verified by phone
5 out of 5 1.

“I liked her, I liked the way she makes me feel,. The questions I asked, she answered. She went out of her way to make sure that I was comfortable and answered my questions and made me feel secure. ”

of Jackson, MI   
10/10/2014    Review verified by phone
5 out of 5 1.

“They explained everything very well.”

of Gregory, MI   
02/24/2012    Review verified by phone
5 out of 5 1.

More information

About this clinic

MOSA Audiologists are highly trained professionals with advanced education and experience. Because of this specialized experience, they are able to determine the extent of any hearing loss and assign the appropriate treatments and equipment. They carefully analyze your individual situation and recommend only those treatments that are appropriate. They also help in educating you on the proper use and care of hearing protection devices.

We have 5 convenient locations to choose from:

Chelsea office
14650 Old Hwy US-12  Suite #301
Chelsea, MI  48118

Ypsilanti office
5333 McAuley Drive   Suite #2016
Ypsilanti, MI  48197

Saline office
1020 E. Michigan Ave.  Suite I
Saline, MI  48176

Canton office
1600 S. Canton Center Road   Suite #340
Canton, MI  48188

Brighton office
2305 Genoa Business Park Drive   Suite #160
Brighton, MI  48114

Clinic services

Mosa Hearing Aid Center offers the following services:

  • hearing evaluations
  • hearing aid sales, dispensing and fitting
  • custom ear protection and molds
  • hearing aid accessories
  • hearing aid service including cleaning, checks, maintenance and repairs
  • hearing aid batteries
  • assistive listening devices
  • rehabilitative services


Call this clinic today!

Or request an appointment online

Hours of operation

Sunday Closed
Monday 9:00 am - 5:00 pm
By appt.
Tuesday 9:00 am - 5:00 pm
By appt.
Wednesday 9:00 am - 5:00 pm
By appt.
Thursday 9:00 am - 5:00 pm
By appt.
Friday 9:00 am - 5:00 pm
By appt.
Saturday Closed
Evening and/or weekend hours available by appointment. Please call to schedule.

Clinic links

Accepted forms of payment

  • Visa
  • MasterCard
  • American Express
  • Discover
  • Cash
  • Check
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.