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

RONALD A MATHIASEN, MD

OTOLARYNGOLOGY

Medical school: UNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE

Graduated: 1996

Offers telehealth

NPI: 1790740629

Practice Locations (1)

SHARP REES-STEALY MEDICAL GROUP INC

10670 WEXFORD ST

SAN DIEGO, CA 921313940

8586214002

Source: CMS National Downloadable File, September 2026.

RONALD MATHIASEN, MD | HealthCareAtlasUSA