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

SANDRA SEIER, MD

FAMILY PRACTICE

Graduated: 1994

Offers telehealth

NPI: 1831260017

Practice Locations (1)

PERMANENTE MEDICAL GROUP INC

200 MUIR RD

MARTINEZ, CA 945534614

9253721000

Source: CMS National Downloadable File, September 2026.

SANDRA SEIER, MD | HealthCareAtlasUSA