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

WILLIAM O HUMPHREY, MD

PATHOLOGY

Medical school: UNIVERSITY OF IOWA, RJ & L CARVER COLLEGE OF MEDICINE

Graduated: 2013

NPI: 1902245467

Practice Locations (1)

MICHIGAN PATHOLOGY SPECIALISTS PC

35 MICHIGAN ST NE, SPECTRUM HEALTH REG LABORATORY

GRAND RAPIDS, MI 495032514

6162672350

Source: CMS National Downloadable File, September 2026.

WILLIAM HUMPHREY, MD | HealthCareAtlasUSA