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

JONATHAN P LYONS, DO

EMERGENCY MEDICINE

Medical school: KANSAS CITY UNIVERSITY OF MED & BIOSCIENCES, COLLEGE OF OSTEO MED

Graduated: 2019

NPI: 1356803019

Practice Locations (1)

HMH EMERGENCY MEDICAL GROUP, INC.

100 W CALIFORNIA BLVD

PASADENA, CA 911053010

6264470296142

Source: CMS National Downloadable File, September 2026.