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

KATHARINE B SIMMONS, MD

OBSTETRICS/GYNECOLOGY

Medical school: UNIVERSITY OF MICHIGAN MEDICAL SCHOOL

Graduated: 2009

NPI: 1508008624

Practice Locations (1)

PERMANENTE MEDICAL GROUP INC

2500 MERCED ST

SAN LEANDRO, CA 945774201

5104541000

Source: CMS National Downloadable File, September 2026.

KATHARINE SIMMONS, MD | HealthCareAtlasUSA