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

OLUWASEYI SEGUN BALASIRE, MD

INTERNAL MEDICINE

Graduated: 2009

Also: HOSPITALIST

NPI: 1003235243

Practice Locations (5)

SUTTER BAY MEDICAL FOUNDATION

20101 LAKE CHABOT RD

CASTRO VALLEY, CA 945465305

5108863400

SUTTER BAY MEDICAL FOUNDATION

20103 LAKE CHABOT RD

CASTRO VALLEY, CA 945465305

5107273256

SUTTER BAY MEDICAL FOUNDATION

3200 KEARNEY ST

FREMONT, CA 945382299

5104901222

SUTTER BAY MEDICAL FOUNDATION

350 HAWTHORNE AVE

OAKLAND, CA 946093108

5106554000

SUTTER BAY MEDICAL FOUNDATION

350 HAWTHORNE AVE, RM 2346

OAKLAND, CA 946093108

5108696883

Source: CMS National Downloadable File, September 2026.

OLUWASEYI BALASIRE, MD | HealthCareAtlasUSA