Hospitalist in SYRACUSE, NY
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John M Callahan, MD, is a hospitalist based in Syracuse, NY. He has been NPI registered since 2005.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
Mr. JOHN M CALLAHAN specializes in Hospitalist.
Mr. JOHN M CALLAHAN practices in SYRACUSE, NY.
Mr. JOHN M CALLAHAN's NPI number is 1568454528.