HealthCareAtlasUSA

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Doctors / IL

DAVID A JANSSEN, MD

INFECTIOUS DISEASE

Medical school: INDIANA UNIVERSITY SCHOOL OF MEDICINE

Graduated: 1988

NPI: 1700995339

Practice Locations (2)

FAIRVIEW HEIGHTS MEDICAL GROUP SC

1 PROFESSIONAL DR

ALTON, IL 620025068

6184638500

FAIRVIEW HEIGHTS MEDICAL GROUP SC

20 PROGRESS POINT PKWY, SUITE 200

O FALLON, MO 633682207

6369167060

Source: CMS National Downloadable File, September 2026.

DAVID JANSSEN, MD | HealthCareAtlasUSA