James Riddel, RN, MS, CPNP
NPI 1942200928 · Nurse Practitioner · Oakland, CA
James Riddel, RN, MS, CPNP is a Nurse Practitioner provider in Oakland, CA (NPI 1942200928).
Provider details
- NPI number
- 1942200928
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, MS, CPNP
- Sex
- Male
- License
- RN478430 NP9272 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
- 2005-07-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is James Riddel's NPI number?
- James Riddel's National Provider Identifier (NPI) is 1942200928, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Riddel's specialty?
- James Riddel is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is James Riddel located?
- James Riddel's practice location on file with NPPES is 747 52nd St, Oakland, CA 94609-1809.
- What is James Riddel's phone number?
- The practice phone number listed in the NPPES registry for James Riddel is (510) 428-3853.
- Is James Riddel's NPI active?
- Yes — James Riddel's NPI (1942200928) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.