Jonathan Singh, MD
NPI 1861570368 · Diagnostic Radiology Physician · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Singh, MD is a Diagnostic Radiology Physician provider in Walnut Creek, CA (NPI 1861570368).
Provider details
- NPI number
- 1861570368
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A67432 (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
19 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
- 2006-11-01
- Last updated
- 2021-12-09
Frequently asked questions
- What is Jonathan Singh's NPI number?
- Jonathan Singh's National Provider Identifier (NPI) is 1861570368, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Singh's specialty?
- Jonathan Singh is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Singh located?
- Jonathan Singh's practice location on file with NPPES is 1425 S Main St, Walnut Creek, CA 94596-5318.
- What is Jonathan Singh's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Singh is (925) 295-4000.
- Does Jonathan Singh accept Medicare?
- Jonathan Singh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Singh's NPI active?
- Yes — Jonathan Singh's NPI (1861570368) is active in the NPPES registry as of the last update on 2021-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.