Individual provider Active NPI

Kristin Chizmar, AGPCNP-BC

  • Gerontology Nurse Practitioner
  • Castle Rock, CO
National Provider Identifier
1720930050
Registry record updated Feb 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gerontology Nurse PractitionerTaxonomy code 363LG0600X
License
APN.1001599-NP Issued in CO
Practice address
6321 Turnstone PL
Castle Rock, CO 80104-5275
Phone
(239) 273-1071
NPI assigned
Feb 10, 2026
Last updated
Feb 10, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 10, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gerontology Nurse Practitioner 363LG0600X APN.1001599-NP CO Primary

Addresses

Primary practice location

6321 Turnstone PL
Castle Rock, CO 80104-5275

Mailing address

6321 Turnstone PL
Castle Rock, CO 80104-5275

Medicare participation

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

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
APN.1001599-NPCOMDGerontology Nurse Practitioner

NPI Registry JSON

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

{
    "created_epoch": "1770681600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770681600000",
    "number": "1720930050",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6321 TURNSTONE PL",
            "city": "CASTLE ROCK",
            "state": "CO",
            "postal_code": "801045275"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6321 TURNSTONE PL",
            "city": "CASTLE ROCK",
            "state": "CO",
            "postal_code": "801045275",
            "telephone_number": "239-273-1071"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHIZMAR",
        "first_name": "KRISTIN",
        "credential": "AGPCNP-BC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-02-10",
        "last_updated": "2026-02-10",
        "certification_date": "2026-02-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LG0600X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Gerontology",
            "state": "CO",
            "license": "APN.1001599-NP",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Castle Rock, CO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 10, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.