Ernest Ring, MD
NPI 1184688434 · Vascular & Interventional Radiology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ernest Ring, MD is a Vascular & Interventional Radiology Physician provider in San Francisco, CA (NPI 1184688434).
Provider details
- NPI number
- 1184688434
- Entity type
- Individual
- Primary specialty
- Vascular & Interventional Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C40234 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2006-04-13
- Last updated
- 2012-08-03
Frequently asked questions
- What is Ernest Ring's NPI number?
- Ernest Ring's National Provider Identifier (NPI) is 1184688434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ernest Ring's specialty?
- Ernest Ring is listed in the NPPES registry with a primary specialty of Vascular & Interventional Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ernest Ring located?
- Ernest Ring's practice location on file with NPPES is 505 Parnassus Ave, San Francisco, CA 94143-2204.
- What is Ernest Ring's phone number?
- The practice phone number listed in the NPPES registry for Ernest Ring is (415) 353-2760.
- Does Ernest Ring accept Medicare?
- Ernest Ring is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ernest Ring's NPI active?
- Yes — Ernest Ring's NPI (1184688434) is active in the NPPES registry as of the last update on 2012-08-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.