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Doctors / PA

JOHN J MESSMER III, MD

FAMILY PRACTICE

Medical school: PENNSYLVANIA STATE UNIVERSITY COLLEGE OF MEDICINE

Graduated: 1977

NPI: 1669437414

Practice Locations (1)

THE MILTON S HERSHEY MEDICAL CENTER PHYSICIANS GROUP

941 PARK DR

PALMYRA, PA 170783445

7178386305

Source: CMS National Downloadable File, September 2026.

JOHN MESSMER, MD | HealthCareAtlasUSA