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Our Care Sites
A provider stands in her office with a clipboard, looking assuredly
Trinity Health Michigan Medical Groups
Multi-specialty Care
A provider helps rehabilitate an elderly woman's shoulder with a weight routine
Probility Physical Therapy
Physical therapy services
Two teenage girls exercise at a Trinity Elite facility
TrinityElite Sports Performance
Athletic development services
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William Slager, PA-C

William Slager, PA-C

Physician Assistant

Provider Ratings

4.9 out of 5 (134 ratings)

Provider Groups

  • Trinity Health Medical Group

Primary Contact

(616) 685-5050
Accepting New Patients
Provider Groups

  • Trinity Health Medical Group

Primary Contact
(616) 685-5050
Print Share

Services & Specialties

Areas of Specialization

  • Physician Assistant

Locations & Contact

Primary Location

Trinity Health Hauenstein Neurosciences - Grand Rapids Campus

220 Cherry St SE
Hauenstein 1
Grand Rapids, MI 49503

View hours
Monday
8:00am - 4:30pm
Tuesday
8:00am - 4:30pm
Wednesday
8:00am - 4:30pm
Thursday
8:00am - 4:30pm
Friday
8:00am - 4:30pm
Trinity Health Hauenstein Neurosciences - Grand Rapids Campus
(616) 685-5050 View Details

Also Affiliated With...

Conditions Treated

  • Neurodiagnostics
  • Multiple Sclerosis
  • Headache

Education & Certifications

Board Certifications

Physician Assistants, National Commission on Certification of

Provider Groups

Trinity Health Medical Group

Provider Ratings

The following ratings and reviews are based on verified feedback collected from independently administered patient experience surveys. The ratings and comments submitted by patients reflect their own views and opinions. Patient identities are withheld to ensure confidentiality and privacy. Learn More >

4.9 out of 5

(134 ratings)

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

39 Reviews

09/15/2025

He was so personable and friendly. He made sure I was comfortable throughout the e procedure.

09/11/2025

I appreciate his determination and compassion

08/29/2025

Very polite, informative and professional.

08/27/2025

Gave me the answers I needed!

08/26/2025

I so appreciate Will's expertise in migraines.So thankful for him!

08/19/2025

He is so friendly and good at dealing with my anxiety

08/13/2025

I would highly recommend William

08/12/2025

Very informative and spent plenty of time with me going over my options for treatment along with my results from my mri. Explained things in terms I could understand

08/12/2025

He's been great trying to help with my headache and migraine issues.

08/01/2025

Highly recommended!

07/24/2025

My favorite health provider.

07/23/2025

It was a very helpful appointment.

07/18/2025

He is the best. I am so glad to have him as my neuro.

07/17/2025

He made me feel understood and relieved that someone cared enough to listen to everything I had to say. He took the time to answer all my questions.

07/17/2025

Really appreciated his time, understanding and explaining to me the process. Glad I was able to connect with him.

07/10/2025

Very respectful and kind. Helped me understand what was going on with me. Is willing to help me figure out the best plan going forward with my health

06/18/2025

Very kind, seems genuine.

06/13/2025

Will is great

04/30/2025

Mo experiencia fue buena. (My experience was good.)

04/15/2025

Very good!

01/20/2025

He's the best I've ever had and I thought I was lucky with most of my other doctors

01/02/2025

Gracias por su atención , muy profecional. (Thank you for your attention, very professional.)

12/10/2024

Very helpful

12/05/2024

Very caring, knowledgeable

10/17/2024

Excellent care. Thank you so much!

10/01/2024

Gracias a todos. (Thanks to everyone.)

09/20/2024

Y'all were great!!! Don't change a thing!

09/17/2024

Will was professional and thorough

05/14/2024

Always enjoyable and caring.

04/23/2024

Time will tell

04/08/2024

They all need to get noticed! Great crew!!

03/27/2024

He's really good trying to find something that will work for my migraines.

03/12/2024

My provider was very nice. Continued to ask questions to best help me.

03/01/2024

Will is patient with me when giving my Botox injections

01/29/2024

All is good. Concerned about my problem and trying to ease the symptoms.

12/15/2023

He is very good at listening and working with patients

12/08/2023

I felt very well with the very kind nurse and doctor. They

11/17/2023

I'm grateful to have found Will as a provider. He's changed my life for the better. Thank you!

11/01/2023

Marvelous
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(616) 685-5050

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