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

RICHARD LANG, OD

OPTOMETRY

Medical school: UNIVERSITY OF CALIFORNIA - SCHOOL OF OPTOMETRY

Graduated: 2021

NPI: 1699347096

Practice Locations (1)

MICHAEL DUONG OD

2551 SAN RAMON VALLEY BLVD, SUITE 101

SAN RAMON, CA 945831661

9257431222

Source: CMS National Downloadable File, September 2026.

RICHARD LANG, OD | HealthCareAtlasUSA