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 / MI

JOHN S MACDONALD, MD

INTERNAL MEDICINE

Graduated: 1976

Also: FAMILY PRACTICE

NPI: 1215038906

Practice Locations (1)

110 W HIGHAM ST

ST JOHNS, MI 488791559

9892240646

Source: CMS National Downloadable File, September 2026.

JOHN MACDONALD, MD | HealthCareAtlasUSA