Active NPI
Christopher Larkin, OTD
- Occupational Therapist
- Gresham, OR
National Provider Identifier
1659235802
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Occupational Therapist
- License
- 543847
- Practice address
- 7927 SE Orient Dr
Gresham, OR 97080-8847 - Phone
- (503) 663-0481
- Fax
- (503) 663-0480
- NPI assigned
- Dec 12, 2025
- 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 |
|---|---|---|---|---|
| Occupational Therapist | 225X00000X | 543847 | OR | Primary |
Addresses
Primary practice location
7927 SE Orient Dr
Gresham, OR 97080-8847
Mailing address
7927 SE Orient Dr
Gresham, OR 97080-8847
Phone (503) 663-0481
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 |
|---|---|---|---|
| 543847 | OR | MD | Occupational Therapist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1765497600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1765497600000",
"number": "1659235802",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "7927 SE ORIENT DR",
"city": "GRESHAM",
"state": "OR",
"postal_code": "970808847",
"telephone_number": "503-663-0481",
"fax_number": "503-663-0480"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "7927 SE ORIENT DR",
"city": "GRESHAM",
"state": "OR",
"postal_code": "970808847",
"telephone_number": "503-663-0481",
"fax_number": "503-663-0480"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LARKIN",
"first_name": "CHRISTOPHER",
"credential": "OTD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2025-12-12",
"last_updated": "2025-12-12",
"certification_date": "2025-12-12",
"status": "A"
},
"taxonomies": [
{
"code": "225X00000X",
"taxonomy_group": "",
"desc": "Occupational Therapist",
"state": "OR",
"license": "543847",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Gresham, OR
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 12, 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.