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

HEATHER A VIERRA, MD

INTERNAL MEDICINE

Medical school: UNIVERSITY OF TEXAS MEDICAL SCHOOL AT SAN ANTONIO

Graduated: 2002

Offers telehealth

NPI: 1629273651

Practice Locations (2)

REGENTS OF THE UNIV OF CA

643 W E AVE

CHICO, CA 959267201

9167343112

COUNTY OF SACRAMENTO

4600 BROADWAY, SUITE 1100

SACRAMENTO, CA 958201527

9168749670

Source: CMS National Downloadable File, September 2026.

HEATHER VIERRA, MD | HealthCareAtlasUSA