Individual provider Active NPI

Melissa Alvarez Thorson, MS

  • Mental Health Counselor
  • Billings, MT
National Provider Identifier
1699368456
Registry record updated Jul 2, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health CounselorTaxonomy code 101YM0800X
License
BBH-LCPC-LIC-57127 Issued in MT
Practice address
711 Central Ave Ste 125
Billings, MT 59102-5892
Phone
(406) 272-2273
NPI assigned
Feb 12, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 2, 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 BBH-LAC-LIC-49962 MT
Professional Counselor 101YP2500X BBH-LCPC-LIC-57127 MT
Mental Health Counselor 101YM0800X BBH-LCPC-LIC-57127 MT Primary

Addresses

Primary practice location

711 Central Ave Ste 125
Billings, MT 59102-5892

Mailing address

2931 Kincaid Rd
Billings, MT 59101-9498
Phone (406) 699-0666

Other names 1

  • Melissa Alvarez Anderson Former name

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address melissa@witsendtherapy.com Direct

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 Science

State licenses

LicenseStateTypeSpecialty
BBH-LAC-LIC-49962MTMDAddiction (Substance Use Disorder) Counselor
BBH-LCPC-LIC-57127MTMDMental Health Counselor

Practice roles

OrganizationSpecialtyStatusNew patients
Wits End Therapy Mental Health CurrentSince Jul 9, 2025 Accepting new patients

Locations

711 Central Ave
Ste 125
Billings, MT 59102
Phone (406) 272-2273

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1613088000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1751414400000",
    "number": "1699368456",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2931 KINCAID RD",
            "city": "BILLINGS",
            "state": "MT",
            "postal_code": "591019498",
            "telephone_number": "406-699-0666"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "711 CENTRAL AVE STE 125",
            "city": "BILLINGS",
            "state": "MT",
            "postal_code": "591025892",
            "telephone_number": "406-272-2273"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "THORSON",
        "first_name": "MELISSA",
        "middle_name": "ALVAREZ",
        "credential": "MS",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-02-12",
        "last_updated": "2025-07-02",
        "certification_date": "2025-07-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "MT",
            "license": "BBH-LAC-LIC-49962",
            "primary": false
        },
        {
            "code": "101YP2500X",
            "taxonomy_group": "",
            "desc": "Counselor, Professional",
            "state": "MT",
            "license": "BBH-LCPC-LIC-57127",
            "primary": false
        },
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "MT",
            "license": "BBH-LCPC-LIC-57127",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "melissa@witsendtherapy.com",
            "affiliation": "N",
            "endpointDescription": "business email",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "711 Central Ave Ste 125",
            "city": "Billings",
            "state": "MT",
            "country_code": "US",
            "postal_code": "591025892",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "MELISSA",
            "last_name": "ANDERSON",
            "middle_name": "ALVAREZ",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Billings, MT

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 2, 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.