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

KEITH D MARCUS, MD

HOSPITALIST

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

Graduated: 1985

Also: INTERNAL MEDICINE

NPI: 1255371365

Practice Locations (3)

SPECTRUM HEALTH PRIMARY CARE PARTNERS

212 S SULLIVAN AVE, COREWELL HEALTH MEDICAL GROUP WEST

FREMONT, MI 494121548

6163913139

SPECTRUM HEALTH PRIMARY CARE PARTNERS

4444 KALAMAZOO AVE SE, 200 COREWELL HEALTH MEDICAL GROUP WEST

KENTWOOD, MI 495084600

6163915600

SPECTRUM HEALTH PRIMARY CARE PARTNERS

5 ATKINSON DR, 302 COREWELL HEALTH MEDICAL GROUP WEST

LUDINGTON, MI 494311906

6162678700

Source: CMS National Downloadable File, September 2026.

KEITH MARCUS, MD | HealthCareAtlasUSA