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

SIEF S NASER, MD

EMERGENCY MEDICINE

Medical school: PENNSYLVANIA STATE UNIVERSITY COLLEGE OF MEDICINE

Graduated: 2010

NPI: 1598078396

Practice Locations (1)

AMERICAN SPECIALTY PHYSICIANS GROUP INC

173 E WEBSTER ST

COLUSA, CA 959322949

2092876308

Source: CMS National Downloadable File, September 2026.

SIEF NASER, MD | HealthCareAtlasUSA