HealthCareAtlasUSA

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Doctors / CA

WILLIAM P KLEIN, MD

INTERNAL MEDICINE

Medical school: STATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER

Graduated: 1966

Also: PULMONARY DISEASE

NPI: 1205834819

Practice Locations (1)

HUNTINGTON BEACH INTERNAL MEDICINE GROUP INC

1501 SUPERIOR AVE, SUITE 111

NEWPORT BEACH, CA 926633661

9492748030

Source: CMS National Downloadable File, September 2026.

WILLIAM KLEIN, MD | HealthCareAtlasUSA