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

SHELLY X XING GAMMON, MD

NEPHROLOGY

Medical school: UNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE

Graduated: 2009

Also: GERIATRIC MEDICINE, INTERNAL MEDICINE

Offers telehealth

NPI: 1477799344

Practice Locations (1)

SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP

10800 MAGNOLIA AVE

RIVERSIDE, CA 925053043

9513532000

Source: CMS National Downloadable File, September 2026.