What is Stephen Hartmann's NPI number?

Stephen Hartmann's National Provider Identifier (NPI) is 1699661504, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Stephen Hartmann's specialty?

Stephen Hartmann is listed in the NPPES registry with a primary specialty of Community Health Worker (Other Service Providers).

Where is Stephen Hartmann located?

Stephen Hartmann's practice location on file with NPPES is 601 Court St Ste 210, Jackson, CA 95642-2163.

What is Stephen Hartmann's phone number?

The practice phone number listed in the NPPES registry for Stephen Hartmann is (209) 257-1980.

Is Stephen Hartmann's NPI active?

Yes — Stephen Hartmann's NPI (1699661504) is active in the NPPES registry as of the last update on 2026-03-02.

IndividualActive

Stephen Hartmann

NPI 1699661504 · Community Health Worker · Jackson, CA

Stephen Hartmann is a Community Health Worker provider in Jackson, CA (NPI 1699661504).

Provider details

NPI number: 1699661504
Entity type: Individual
Primary specialty: Community Health WorkerOther Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Community Health WorkerPrimary172V00000X
Other Service Providers

Profile Score

Basic profile(48/100 index)

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

Registry tenure38% of score
1 yr in NPPES registry
Profile completeness38% of score
83% 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

601 Court St Ste 210

Jackson, CA 95642-2163

Phone: (209) 257-1980

Fax: (209) 257-1989

Street-level locationGet directions

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Mailing address