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 / TX

RUBY S JOHN, MD

INTERNAL MEDICINE

Graduated: 2005

NPI: 1629224118

Practice Locations (1)

WESTWOOD PRIMARY CARE, PLLC

10020 RESEARCH FOREST DR, SUITE A

THE WOODLANDS, TX 773546780

2813561945

Source: CMS National Downloadable File, September 2026.