Individual provider Active NPI

Douglas Pfeifer

  • Mental Health Counselor
  • Williamstown, WV
National Provider Identifier
1649625682
Registry record updated Mar 11, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health CounselorTaxonomy code 101YM0800X
License
1824 Issued in WV
Practice address
100 Wood Duck Lane
Williamstown, WV 26187
Phone
(043) 758-8003
Fax
(304) 375-8801
NPI assigned
Apr 27, 2016
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 11, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Counselor 101YM0800X 1824 WV Primary

Addresses

Primary practice location

100 Wood Duck Lane
Williamstown, WV 26187

Mailing address

236 N Hills Dr
Parkersburg, WV 26104-9224
Phone (304) 481-8993

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

Practice roles

OrganizationSpecialtyStatusNew patients
Pfeifer Counseling, Consulting and Training LLC Mental Health Current Accepting new patients
L & P Services, Inc. Past Accepting new patients

Locations

207D Colegate Dr
Marietta, OH 45750
Phone (403) 760-9307

100 Wood Duck Ln
Williamstown, WV 26187
Phone (304) 375-8800

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1461715200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773187200000",
    "number": "1649625682",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "236 N HILLS DR",
            "city": "PARKERSBURG",
            "state": "WV",
            "postal_code": "261049224",
            "telephone_number": "304-481-8993"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 WOOD DUCK LANE",
            "city": "WILLIAMSTOWN",
            "state": "WV",
            "postal_code": "26187",
            "telephone_number": "043-758-8003",
            "fax_number": "304-375-8801"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PFEIFER",
        "first_name": "DOUGLAS",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2016-04-27",
        "last_updated": "2026-03-11",
        "certification_date": "2026-03-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "WV",
            "license": "1824",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Williamstown, WV

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 11, 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.