Individual provider Active NPI

Timothy Edgar Stewart, PH.D,

  • Addiction (Substance Use Disorder) Psychologist
  • Plainwell, MI
National Provider Identifier
1639398795
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction (Substance Use Disorder) PsychologistTaxonomy code 103TA0400X
License
6301002548 Issued in MI
Practice address
112 E Chart St
Plainwell, MI 49080
Phone
(269) 685-6363
NPI assigned
Apr 25, 2007
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Addiction (Substance Use Disorder) Counselor 101YA0400X 6401003604 MI
Addiction (Substance Use Disorder) Psychologist 103TA0400X 6301002548 MI Primary
Cognitive & Behavioral Psychologist 103TB0200X MI

Addresses

Primary practice location

112 E Chart St
Plainwell, MI 49080

Mailing address

121 Hicks Ave
Plainwell, MI 49080-1811
Phone (269) 569-5323

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
Doctor of Philosophy

State licenses

LicenseStateTypeSpecialty
6401003604MIMDAddiction (Substance Use Disorder) Counselor
6301002548MIMDAddiction (Substance Use Disorder) Psychologist
630108655MIMDCognitive & Behavioral Psychologist

Practice roles

OrganizationSpecialtyStatusNew patients
Pathways Psychological Associates PLLC Past Accepting new patients

Organizations & group practices 1

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": "1177459200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1639398795",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "121 HICKS AVE",
            "city": "PLAINWELL",
            "state": "MI",
            "postal_code": "490801811",
            "telephone_number": "269-569-5323",
            "fax_number": "269-685-5995"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "112 E CHART ST",
            "city": "PLAINWELL",
            "state": "MI",
            "postal_code": "49080",
            "telephone_number": "269-685-6363"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "STEWART",
        "first_name": "TIMOTHY",
        "middle_name": "EDGAR",
        "name_prefix": "Dr.",
        "credential": "PH.D,",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-04-25",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "MI",
            "license": "6401003604",
            "primary": false
        },
        {
            "code": "103TA0400X",
            "taxonomy_group": "",
            "desc": "Psychologist, Addiction (Substance Use Disorder)",
            "state": "MI",
            "license": "6301002548",
            "primary": true
        },
        {
            "code": "103TB0200X",
            "taxonomy_group": "",
            "desc": "Psychologist, Cognitive & Behavioral",
            "state": "MI",
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Plainwell, MI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; 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.