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

SONJA M DARWISH, MD

NEUROLOGY

Medical school: DREXEL UNIVERSITY COLLEGE OF MEDICINE

Graduated: 2019

NPI: 1316599004

Practice Locations (3)

MOUSSA F YAZBECK MD INC

1601 YGNACIO VALLEY RD

WALNUT CREEK, CA 945983122

9259393000

JOHN MUIR TRAUMA PHYSICIANS BILLING SERVICE

1601 YGNACIO VLY RD

WALNUT CREEK, CA 945960921

9259393000

BAY AREA NEUROINTENSIVISTS INC

323 LENNON LN

WALNUT CREEK, CA 945982497

9257263876

Source: CMS National Downloadable File, September 2026.