HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / PA

JOHN C ONDERKO, PA

PHYSICIAN ASSISTANT

Graduated: 1979

NPI: 1548231863

Practice Locations (1)

334 BLOOMFIELD ST, SUITE 205

JOHNSTOWN, PA 159043269

Source: CMS National Downloadable File, September 2026.

JOHN ONDERKO, PA | HealthCareAtlasUSA