HealthCareAtlasUSA

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Doctors / CA

ROBERT T HORVAT, MD

INTERNAL MEDICINE

Graduated: 1987

NPI: 1841279668

Practice Locations (4)

JOHN C FREMONT HEALTHCARE DISTRICT

5189 HOSPITAL RD

Mariposa, CA 953389524

JOHN C FREMONT HEALTHCARE DISTRICT

5186 HOSPITAL RD

MARIPOSA, CA 953389524

2099663631

JOHN C FREMONT HEALTHCARE DISTRICT

5189 HOSPITAL RD

MARIPOSA, CA 953389524

2099663631

2100 NAPA VALLEY HWY

NAPA, CA 94558

4152655000

Source: CMS National Downloadable File, September 2026.

ROBERT HORVAT, MD | HealthCareAtlasUSA