William O'Callahan JR. MD

Physician Profile

William O'Callahan, graduated from University Of Massachusetts Medical School in 1990. His primary practice is as an Emergency Medicine.

MD: Doctor of Medicine


Specialties Include:

• Emergency Medicine  
  
  
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  zip code: 01520
  West	6 mi	Rutland
  South	6 mi	Worcester
  N.East	10 mi	Clinton
  N.East	10 mi	South Lancaster
  S.West	10 mi	Spencer
  East	11 mi	Northborough
  North	12 mi	Leominster