John Patrick Callahan is a Counselor based in Saginaw, MI. John Patrick Callahan practices in Saginaw, MI and has the professional credentials of BS. The NPI Number for John Patrick Callahan is 1609092600 and holds a License No. (Michigan).
The current practice location address for John Patrick Callahan is 1321 S Fayette St, Saginaw, MI and can be reached out via phone at 989-792-8000 and via fax at 989-792-8445.
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