Individual provider Active NPI

Kersteen Flores, FNP

  • Family Nurse Practitioner
  • Tracy, CA
National Provider Identifier
1609783679
Registry record updated Aug 26, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
NP95037372 Issued in CA
Practice address
518 W Eaton Ave
Tracy, CA 95376-3422
Phone
(209) 833-2228
NPI assigned
Aug 26, 2026
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 26, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X NP95037372 CA Primary

Addresses

Primary practice location

518 W Eaton Ave
Tracy, CA 95376-3422

Mailing address

3687 Junefield St
Tracy, CA 95377-7117
Phone (304) 350-9266

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1787702400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787702400000",
    "number": "1609783679",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3687 JUNEFIELD ST",
            "city": "TRACY",
            "state": "CA",
            "postal_code": "953777117",
            "telephone_number": "304-350-9266"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "518 W EATON AVE",
            "city": "TRACY",
            "state": "CA",
            "postal_code": "953763422",
            "telephone_number": "209-833-2228"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FLORES",
        "first_name": "KERSTEEN",
        "credential": "FNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-08-26",
        "last_updated": "2026-08-26",
        "certification_date": "2026-08-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "CA",
            "license": "NP95037372",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Tracy, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 26, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.