HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / CA

JEFF BORENSTEIN, MD

INTERNAL MEDICINE

Graduated: 1991

Offers telehealth

NPI: 1326260522

Practice Locations (1)

THE REGENTS OF THE UNIVERSITY OF CALIFORNIA

19950 RINALDI ST, SUITE 300

PORTER RANCH, CA 913264141

8182712400

Source: CMS National Downloadable File, September 2026.

JEFF BORENSTEIN, MD | HealthCareAtlasUSA