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

OLGA GRIGORIEVA-OLSON, MD

INTERNAL MEDICINE

Graduated: 1999

NPI: 1780046243

Practice Locations (4)

GALEN INPATIENT PHYSICIANS PC

1509 WILSON TER

GLENDALE, CA 912064007

8184098000

GALEN INPATIENT PHYSICIANS PC

1010 MURRAY AVE

SAN LUIS OBISPO, CA 934051806

8055467600

VITUITY HOSPITALISTS PC

1911 JOHNSON AVE

SAN LUIS OBISPO, CA 934014131

8055435353

GALEN INPATIENT PHYSICIANS PC

1100 LAS TABLAS RD

TEMPLETON, CA 934659704

8054343500

Source: CMS National Downloadable File, September 2026.

OLGA GRIGORIEVA-OLSON, MD | HealthCareAtlasUSA