Individual provider Active NPI

Derek Priester

  • Professional Counselor
  • Louisville, KY
National Provider Identifier
1255633590
Registry record updated Feb 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Professional CounselorTaxonomy code 101YP2500X
License
277102 Issued in KY
Practice address
600 S Preston St
Louisville, KY 40202-1716
Phone
(502) 589-8600
Fax
(502) 589-8771
NPI assigned
Nov 18, 2010
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 13, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Professional Counselor 101YP2500X 277102 KY Primary
Addiction (Substance Use Disorder) Counselor 101YA0400X 261877 KY

Addresses

Primary practice location

600 S Preston St
Louisville, KY 40202-1716

Mailing address

9848 Timberview Way
Louisville, KY 40223-3526

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
261877KYMDAddiction (Substance Use Disorder) Counselor
277102KYMDProfessional Counselor

NPI Registry JSON

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

{
    "created_epoch": "1290038400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770940800000",
    "number": "1255633590",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9848 TIMBERVIEW WAY",
            "city": "LOUISVILLE",
            "state": "KY",
            "postal_code": "402233526"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "600 S PRESTON ST",
            "city": "LOUISVILLE",
            "state": "KY",
            "postal_code": "402021716",
            "telephone_number": "502-589-8600",
            "fax_number": "502-589-8771"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PRIESTER",
        "first_name": "DEREK",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-11-18",
        "last_updated": "2026-02-13",
        "certification_date": "2026-02-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YP2500X",
            "taxonomy_group": "",
            "desc": "Counselor, Professional",
            "state": "KY",
            "license": "277102",
            "primary": true
        },
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "KY",
            "license": "261877",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Louisville, KY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 13, 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.