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Meet the Staff

Christmas 2017

Jan Zak, Melissa Havel, Sarah Kowalczyk, Diane Humbach, Dr. Zak (L-R)

It's exciting to be a key part of a progressive, leading edge practice. It's one of our jobs though to make sure that you're comfortable being here and feel welcomed. We know the technology can be overwhelming for some patients. If you have any suggestions to help us reach our goal of - 'patients first - always!' - please let me know!

Hours of Operation

Our Regular Schedule

Clarkston Office

Monday:

9:00 am-6:00 pm

Tuesday:

1:00 pm-7:00 pm

Wednesday:

9:00 am-5:00 pm

Thursday:

9:00 am-6:00 pm

Friday:

9:00 am-1:00 pm

Saturday:

1st Saturday of Month 9am-1pm

Sunday:

Closed

Location

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Testimonials

Reviews From Our Satisfied Patients

  • "Dr. Zak and Diane are the best! Their caring ways and expertise in their fields make it a complete experience. My husband and I have been patients for over 20 years and we have nothing but praise for this office."
    Janice M
  • "Dr Zak is always on time, is very pleasant and personable, and does an excellent eye exam. His staff is wonderful, especially Diane."
    Mark M

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