Active NPI
James Raymond Gustafson, O.T.
- Occupational Therapist
- Butte, MT
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Occupational Therapist
- License
- 4000
- Practice address
- 5050 Harrison Ave Ste 7
Butte, MT 59701-7033 - Phone
- (406) 792-1099
- Fax
- (406) 601-8845
- NPI assigned
- Jan 13, 2016
- Sex
- Male
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Occupational Therapist | 225X00000X | 4000 | MT | Primary |
Addresses
Primary practice location
5050 Harrison Ave Ste 7
Butte, MT 59701-7033
Mailing address
5050 Harrison Ave Ste 7
Butte, MT 59701-7033
Phone (406) 792-1099
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MT
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Occupational Therapist in Private Practice
- Education
- Other, 2015
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
5050 Harrison Ave
Suite 7
Butte, MT 59701-7033
Phone (406) 792-1099
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 4000 | MT | MD | Surgery Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Lone Peak Physical Therapy Inc. | Occupational Therapist | Current | Accepting new patients |
| Strength in Motion LLC | Occupational Therapist | Current | Accepting new patients |
| Lone Peak Physical Therapy Inc | Current | Accepting new patients | |
| Lone Peak Physical Therapy Inc | Occupational Therapist | Past | Accepting new patients |
Locations
312 W Main St
Ste 1
Belgrade, MT 59714
Phone (406) 388-2235
536 S Cottonwood Rd
Ste 103
Bozeman, MT 59718
Phone (406) 548-6266
5050 Harrison Ave
Ste 7
Butte, MT 59701
Phone (406) 792-1099
3745 Harrison Ave
Ste C
Butte, MT 59701
Phone (406) 494-7050
Organizations & group practices 4
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.
-
- Physical Therapist
- Big Sky, MT
- NPI 1477678969
Occupational Therapist
-
- Durable Medical Equipment & Medical Supplies
- Bozeman, MT
- NPI 1740070564
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1452643200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1780444800000",
"number": "1396101804",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "5050 HARRISON AVE STE 7",
"city": "BUTTE",
"state": "MT",
"postal_code": "597017033",
"telephone_number": "406-792-1099",
"fax_number": "406-601-8845"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "5050 HARRISON AVE STE 7",
"city": "BUTTE",
"state": "MT",
"postal_code": "597017033",
"telephone_number": "406-792-1099",
"fax_number": "406-601-8845"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GUSTAFSON",
"first_name": "JAMES",
"middle_name": "RAYMOND",
"credential": "O.T.",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2016-01-13",
"last_updated": "2026-06-03",
"certification_date": "2026-06-03",
"status": "A"
},
"taxonomies": [
{
"code": "225X00000X",
"taxonomy_group": "",
"desc": "Occupational Therapist",
"state": "MT",
"license": "4000",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Butte, MT
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 3, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.