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Doctors / CA

FRED J VONSTIEFF, MD

ADDICTION MEDICINE

Medical school: UN OF CALIFORNIA, IRVINE, COLLEGE OF MEDICINE

Graduated: 1976

Also: INTERNAL MEDICINE

NPI: 1790849685

Practice Locations (1)

FRED J VON STIEFF MD A PROFESSIONAL CORPORATION

2481 PACHECO ST

CONCORD, CA 945202019

9256808933

Source: CMS National Downloadable File, September 2026.

FRED VONSTIEFF, MD | HealthCareAtlasUSA