John M. Callahan

John M. Callahan

Health Care Law
Recognized in Best Attorney USA since 2014

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Reviews

4.6 / 5

38 Reviews

1,035 Profile Views

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Leo Volkman

Feb 02, 2026

Top notch experts in Chicago - John M. Callahan is by far the best lawyer I've ever had

Really glad I found John M. Callahan for my case. They were a huge help and made everything understandable. I was very impressed with their knowledge and how they handled the opposition. If you're in...

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Edwin Swift

Feb 02, 2026

Many thanks to John M. Callahan for the hard work and dedication to my legal matter

If you need a Health Care Law lawyer, John M. Callahan is the one to call. Great job and very responsive team. They kept me in the loop and always had time to explain the details of my case. I felt li...

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Marguerite Stiedemann-Schroeder

Feb 02, 2026

Would recommend John M. Callahan for sure to anyone in Chicago needing legal help

Just wanted to say a huge thanks to John M. Callahan and the staff. They really went above and beyond for me and my family during a very difficult legal battle. We couldn't have done it without their...

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Clinton Schuppe

Feb 02, 2026

A very good experience overall with the entire team at John M. Callahan's legal practice

I appreciate how John M. Callahan handled my case. No fluff, just straight to the point and very effective representation for my Health Care Law matter. They are obviously very experienced and know ho...

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Tamara Rodriguez

Feb 02, 2026

John M. Callahan did a great job handling my complex Health Care Law case from start to finish

I appreciate how John M. Callahan handled my case. No fluff, just straight to the point and very effective representation for my Health Care Law matter. They are obviously very experienced and know ho...