Active NPI
Laura Harper, LAC
- Addiction (Substance Use Disorder) Counselor
- Billings, MT
National Provider Identifier
1689660383
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Addiction (Substance Use Disorder) Counselor
- License
- 841
- Practice address
- 201 N 25TH St
Billings, MT 59101 - Phone
- (406) 254-1314
- Fax
- (406) 254-1650
- NPI assigned
- Sep 27, 2005
- Sex
- Female
- 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 |
|---|---|---|---|---|
| Addiction (Substance Use Disorder) Counselor | 101YA0400X | 841 | MT | Primary |
Addresses
Primary practice location
201 N 25TH St
Billings, MT 59101
Mailing address
201 N 25TH St
Billings, MT 59101
Phone (406) 254-1314
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 76198 | Other | MT | BLUE CROSS BLUE SHIELD |
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 |
|---|---|---|---|
| 841 | MT | MD | Addiction (Substance Use Disorder) Counselor |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1127779200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1689660383",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "201 N 25TH ST",
"city": "BILLINGS",
"state": "MT",
"postal_code": "59101",
"telephone_number": "406-254-1314",
"fax_number": "406-254-1650"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "201 N 25TH ST",
"city": "BILLINGS",
"state": "MT",
"postal_code": "59101",
"telephone_number": "406-254-1314",
"fax_number": "406-254-1650"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HARPER",
"first_name": "LAURA",
"credential": "LAC",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2005-09-27",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "101YA0400X",
"taxonomy_group": "",
"desc": "Counselor, Addiction (Substance Use Disorder)",
"state": "MT",
"license": "841",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "BLUE CROSS BLUE SHIELD",
"identifier": "76198",
"state": "MT"
}
],
"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 Jul 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.