Speech-Language Pathologist, in PITTSBURGH, PA
Request an appointment and we'll contact this provider to confirm availability for you.
Mark Lawrence Callahan is a Speech-Language Pathologist in Pittsburgh, PA.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
Mr. MARK LAWRENCE CALLAHAN specializes in Speech-Language Pathologist, .
Mr. MARK LAWRENCE CALLAHAN practices in PITTSBURGH, PA.
Mr. MARK LAWRENCE CALLAHAN's NPI number is 1215194915.