HealthCareAtlasUSA

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Doctors / MA

WILLIAM CALLAHAN

OPTOMETRY

Medical school: NEW ENGLAND COLLEGE OF OPTOMETRY

Graduated: 1983

NPI: 1568536357

Practice Locations (1)

462 PLAIN ST

MARSHFIELD, MA 020502705

7818379956

Source: CMS National Downloadable File, September 2026.

WILLIAM CALLAHAN | HealthCareAtlasUSA