Individual provider Active NPI

William R Irvin, M. ED., LPCC, LMHC

  • Mental Health Counselor
  • Louisville, KY
National Provider Identifier
1902881600
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health CounselorTaxonomy code 101YM0800X
License
39000072A Issued in IN
Practice address
7321 New Lagrange Rd
Suite 203
Louisville, KY 40222-4800
Phone
(502) 426-5106
Fax
(603) 457-2407
NPI assigned
Dec 14, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Counselor 101YM0800X 39000072A IN Primary
Professional Counselor 101YP2500X KY-0017 KY

Addresses

Primary practice location

7321 New Lagrange Rd
Suite 203
Louisville, KY 40222-4800

Mailing address

PO Box 22578
Louisville, KY 40252-0578
Phone (502) 426-5106

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
Credentials
Master of Education

State licenses

LicenseStateTypeSpecialty
39000072AINMDMental Health Counselor
KY-0017KYMDProfessional Counselor

NPI Registry JSON

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

{
    "created_epoch": "1134518400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1902881600",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 22578",
            "city": "LOUISVILLE",
            "state": "KY",
            "postal_code": "402520578",
            "telephone_number": "502-426-5106",
            "fax_number": "603-457-2407"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7321 NEW LAGRANGE RD",
            "address_2": "SUITE 203",
            "city": "LOUISVILLE",
            "state": "KY",
            "postal_code": "402224800",
            "telephone_number": "502-426-5106",
            "fax_number": "603-457-2407"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "IRVIN",
        "first_name": "WILLIAM",
        "middle_name": "R",
        "name_prefix": "Mr.",
        "credential": "M. ED., LPCC, LMHC",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-12-14",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "IN",
            "license": "39000072A",
            "primary": true
        },
        {
            "code": "101YP2500X",
            "taxonomy_group": "",
            "desc": "Counselor, Professional",
            "state": "KY",
            "license": "KY-0017",
            "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 Jul 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.