Robert J Callahan is a General Practice Dentistry based in Johnstown, PA and is specialized in General Practice. Robert J Callahan practices in Johnstown, PA and has the professional credentials of DDS. The NPI Number for Robert J Callahan is 1730232042 and holds a License No. DS017052L (Pennsylvania).
The current practice location address for Robert J Callahan is 100 Main St, Johnstown, PA and can be reached out via phone at 814-535-8363 and via fax at 814-535-8364.
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