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

JEFFREY Z KO, MD

GASTROENTEROLOGY

Medical school: ST. LOUIS COLLEGE OF PHYSICIANS AND SURGEONS

Graduated: 2015

NPI: 1104203405

Practice Locations (2)

REGENTS OF THE UNIVERSITY OF CALIFORNIA

8110 LAGUNA BLVD

ELK GROVE, CA 957588094

9166833955

REGENTS OF THE UNIV OF CA

4860 Y ST

SACRAMENTO, CA 958172307

9167348306

Source: CMS National Downloadable File, September 2026.

JEFFREY KO, MD | HealthCareAtlasUSA