HealthCareAtlasUSA

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Doctors / NJ

JOHN A FONTANETTA, MD

EMERGENCY MEDICINE

Medical school: JS WEILL MEDICAL COLLEGE, CORNELL UNIVERSITY

Graduated: 1983

Also: INTERNAL MEDICINE, PULMONARY DISEASE

NPI: 1457380701

Practice Locations (4)

RWJBH EMERGENCY MEDICINE ASSOCIATES, LLC

1 CLARA MAASS DR

BELLEVILLE, NJ 071093550

9734502000

RWJBH OBSERVATION ASSOCIATES LLC

1 CLARA MAASS DR

BELLEVILLE, NJ 071093550

9734502000

RWJBH EMERGENCY MEDICINE ASSOCIATES, LLC

225 WILLIAMSON ST

ELIZABETH, NJ 072023625

9089945422

RWJBH OBSERVATION ASSOCIATES LLC

110 REHILL AVE

SOMERVILLE, NJ 088762519

9086852200

Source: CMS National Downloadable File, September 2026.

JOHN FONTANETTA, MD | HealthCareAtlasUSA