Individual provider Active NPI

William K Opoku

  • Counselor
  • Plainfield, IN
National Provider Identifier
1437012143
Registry record updated Jan 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
CounselorTaxonomy code 101Y00000X
License
39005765A Issued in IN
Practice address
2680 E Main St
Plainfield, IN 46168-2825
Phone
(317) 908-2721
NPI assigned
Dec 9, 2025
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Counselor 101Y00000X 39005765A IN Primary

Addresses

Primary practice location

2680 E Main St
Plainfield, IN 46168-2825

Mailing address

4159 Homestead Dr
Whitestown, IN 46075-0335
Phone (317) 998-4288

Other practice location 1

2680 E Main St
Plainfield, IN 46168-2825
Phone (317) 998-4288

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
39005765AINMDCounselor

NPI Registry JSON

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

{
    "created_epoch": "1765238400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768262400000",
    "number": "1437012143",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4159 HOMESTEAD DR",
            "city": "WHITESTOWN",
            "state": "IN",
            "postal_code": "460750335",
            "telephone_number": "317-998-4288"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2680 E MAIN ST",
            "city": "PLAINFIELD",
            "state": "IN",
            "postal_code": "461682825",
            "telephone_number": "317-908-2721"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2680 E Main St",
            "address_purpose": "LOCATION",
            "city": "Plainfield",
            "state": "IN",
            "postal_code": "461682825",
            "country_code": "US",
            "telephone_number": "317-998-4288",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OPOKU",
        "first_name": "WILLIAM",
        "middle_name": "K",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2025-12-09",
        "last_updated": "2026-01-13",
        "certification_date": "2026-01-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101Y00000X",
            "taxonomy_group": "",
            "desc": "Counselor",
            "state": "IN",
            "license": "39005765A",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Plainfield, IN

Sources for this page

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