Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Christopher Chang Rios, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1316689334

Christopher Chang Rios, MD is a Hospitalist in San Francisco, California. Graduated from Stanford University School of Medicine in 2022, 4 years ago. Practices with University of California San Francisco, a 1,793-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
4
Trained at
Stanford University School of Medicine
Licensed in
CA
In the registry since
2022
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

San Francisco, CA

Additional practice locations (1)

  • 505 Parnassus Ave, San Francisco, CA 94143-2204 — (415) 476-1000

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A190490 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1316689334
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 11, 2022
Last updated in NPPESJuly 2, 2025
Certification dateJuly 2, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHOSPITALIST
Medical schoolSTANFORD UNIVERSITY SCHOOL OF MEDICINE
Graduated 2022 (4 years in practice)
Group practice University Of California San Francisco — 1793 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in San Francisco