John Lesniak, MD

Family medicine

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Accepting new patients Insurance accepted

John Lesniak

About me

Philosophy of care

"It is a privilege to provide medical care, helping people live long and health lives. Family medicine is a tremendous opportunity to establish a relationship that continues through all stages of life."



Hobbies and Personal Interests

Dr. Lesniak enjoys spending time with his family, fishing and baseball.

My location

Medical education


Medical College of Wisconsin, Milwaukee, WI


Medical College of Wisconsin Waukesha Memorial Hospital, Waukesha, WI


Board Certifications

Family Medicine

Schedule online

Have you seen a ProHealth Medical Group provider in the past?

When you schedule online using ProHealth MyChart, you will have additional appointment types to select from. You will be taken to the MyChart homepage. Sign in and click Schedule an appointment. Providers you have seen in the past will be listed, or you can click Find a provider to select a new one and schedule an appointment.

If you don't have an account, it takes only a few minutes to set one up online.

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*Obstetric visits cannot be scheduled online at this time.

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