John M Callahan is a Hospitalist Physician based in Syracuse, NY. John M Callahan practices in Syracuse, NY and has the professional credentials of MD. The NPI Number for John M Callahan is 1568454528 and holds a License No. 208546 (New York).
The current practice location address for John M Callahan is 301 Prospect Ave, Syracuse, NY and can be reached out via phone at 315-448-5704 and via fax at 315-423-6853.
Identifier | Type | State | Issuer |
---|---|---|---|
P00927986 | 01 | NY | RAILROAD MEDICARE PTAN |
01936736 | 05 | NY |
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