Active NPI
Lyon Anthony Virostko, LCPC
- Professional Counselor
- Billings, MT
National Provider Identifier
1255100475
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Professional Counselor
- License
- BBH-LCPC-LIC-64914
- Practice address
- 1925 Grand Ave Ste 116
Billings, MT 59102-2762 - Phone
- (406) 647-0234
- NPI assigned
- Dec 28, 2023
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Professional Counselor | 101YP2500X | BBH-LCPC-LIC-64914 | MT | Primary |
Addresses
Primary practice location
1925 Grand Ave Ste 116
Billings, MT 59102-2762
Mailing address
2223 Pine St
Billings, MT 59101-0530
Phone (406) 208-5449
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
| License | State | Type | Specialty |
|---|---|---|---|
| BBH-LCPC-LIC-64914 | MT | MD | Professional Counselor |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1703721600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1781740800000",
"number": "1255100475",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2223 PINE ST",
"city": "BILLINGS",
"state": "MT",
"postal_code": "591010530",
"telephone_number": "406-208-5449"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1925 GRAND AVE STE 116",
"city": "BILLINGS",
"state": "MT",
"postal_code": "591022762",
"telephone_number": "406-647-0234"
}
],
"practiceLocations": [],
"basic": {
"last_name": "VIROSTKO",
"first_name": "LYON",
"middle_name": "ANTHONY",
"name_prefix": "Mr.",
"credential": "LCPC",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2023-12-28",
"last_updated": "2026-06-18",
"certification_date": "2026-06-18",
"status": "A"
},
"taxonomies": [
{
"code": "101YP2500X",
"taxonomy_group": "",
"desc": "Counselor, Professional",
"state": "MT",
"license": "BBH-LCPC-LIC-64914",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}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 Jun 18, 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.