What is John Fields's NPI number?

John Fields's National Provider Identifier (NPI) is 1942087325, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Fields's specialty?

John Fields is listed in the NPPES registry with a primary specialty of Private Vehicle (Transportation Services).

Where is John Fields located?

John Fields's practice location on file with NPPES is 4307 Inlet Dr, Stockton, CA 95219-4992.

What is John Fields's phone number?

The practice phone number listed in the NPPES registry for John Fields is (209) 271-1553.

Is John Fields's NPI active?

Yes — John Fields's NPI (1942087325) is active in the NPPES registry as of the last update on 2026-02-03.

IndividualActive

John Fields

NPI 1942087325 · Private Vehicle · Stockton, CA

John Fields is a Private Vehicle provider in Stockton, CA (NPI 1942087325).

Provider details

NPI number: 1942087325
Entity type: Individual
Primary specialty: Private VehicleTransportation Services
Sex: Male
Sole proprietor: Yes
License: A4973804 (CA)

Specialties & taxonomies

Private VehiclePrimary347C00000XLicense A4973804 (CA)
Transportation Services

Profile Score

Established profile(58/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
2 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

4307 Inlet Dr

Stockton, CA 95219-4992

Phone: (209) 271-1553

Street-level locationGet directions

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Mailing address