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

RAY HERMAN RIVAS, MD

GENERAL SURGERY

Medical school: UNIVERSITY OF NORTH DAKOTA SCHOOL OF MEDICINE

Graduated: 2012

NPI: 1003173816

Practice Locations (1)

100 CASA ST, SUITE D3

SAN LUIS OBISPO, CA 934055827

8053218471

Source: CMS National Downloadable File, September 2026.

RAY RIVAS, MD | HealthCareAtlasUSA