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John Esparza
NPI 1669706875 · Community Health Worker · Pomona, CA
John Esparza is a Community Health Worker provider in Pomona, CA (NPI 1669706875).
Provider details
- NPI number
- 1669706875
- Entity type
- Individual
- Primary specialty
- Community Health WorkerOther Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(78/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs 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
1460 E Holt Ave
Pomona, CA 91767-5856
Phone: (909) 865-0555
Street-level locationGet directions
Mailing address
801 E Chapman Ave
Fullerton, CA 92831-3839
Registry dates
- Enumerated
- 2009-09-22
- Last updated
- 2013-06-26
Frequently asked questions
- What is John Esparza's NPI number?
- John Esparza's National Provider Identifier (NPI) is 1669706875, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Esparza's specialty?
- John Esparza is listed in the NPPES registry with a primary specialty of Community Health Worker (Other Service Providers).
- Where is John Esparza located?
- John Esparza's practice location on file with NPPES is 1460 E Holt Ave, Pomona, CA 91767-5856.
- What is John Esparza's phone number?
- The practice phone number listed in the NPPES registry for John Esparza is (909) 865-0555.
- Is John Esparza's NPI active?
- Yes — John Esparza's NPI (1669706875) is active in the NPPES registry as of the last update on 2013-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.