HealthCareAtlasUSA

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Doctors / PA

GREGORY W YOST, DO

INTERNAL MEDICINE

Medical school: LAKE ERIE COLLEGE OF OSTEOPATHIC MEDICINE, ERIE

Graduated: 2009

NPI: 1558500280

Practice Locations (4)

GEISINGER CLINIC

100 N ACADEMY AVE

DANVILLE, PA 178229800

5702716211

EVANGELICAL MEDICAL SERVICES ORGANIZATION

1 HOSPITAL DR

LEWISBURG, PA 178379350

5705222000

EVANGELICAL MEDICAL SERVICES ORGANIZATION

3 HOSPITAL DR

LEWISBURG, PA 178379394

GEISINGER-HM JOINT VENTURE LLC

780 BROAD ST

MONTOURSVILLE, PA 177542419

5703682870

Source: CMS National Downloadable File, September 2026.

GREGORY YOST, DO | HealthCareAtlasUSA