Christopher Rios, MD
NPI 1316689334 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Rios, MD is a Internal Medicine Physician provider in San Francisco, CA (NPI 1316689334).
Provider details
- NPI number
- 1316689334
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 505 Parnassus AveSan Francisco, CA 94143-2204Phone: (415) 476-1000
Registry dates
- Enumerated
- 2022-04-11
- Last updated
- 2025-07-02
- Certified
- 2025-07-02
Frequently asked questions
- What is Christopher Rios's NPI number?
- Christopher Rios's National Provider Identifier (NPI) is 1316689334, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Rios's specialty?
- Christopher Rios is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Rios located?
- Christopher Rios's practice location on file with NPPES is 521 Parnassus Ave, San Francisco, CA 94143-2206.
- What is Christopher Rios's phone number?
- The practice phone number listed in the NPPES registry for Christopher Rios is (415) 476-1000.
- Does Christopher Rios accept Medicare?
- Christopher Rios is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Rios's NPI active?
- Yes — Christopher Rios's NPI (1316689334) is active in the NPPES registry as of the last update on 2025-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.