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

ALEJANDRO S CASILLAS, MD

EMERGENCY MEDICINE

Medical school: UNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE

Graduated: 2008

NPI: 1376707919

Practice Locations (1)

PERMANENTE MEDICAL GROUP INC

401 BICENTENNIAL WAY

SANTA ROSA, CA 954032149

7073934000

Source: CMS National Downloadable File, September 2026.

ALEJANDRO CASILLAS, MD | HealthCareAtlasUSA