Active NPI
Amy Demarco-Greenhalgh, THW
- Peer Specialist
- Salem, OR
National Provider Identifier
1497614937
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Peer Specialist
- License
- 115833
- Practice address
- 4263 Commercial St SE
Salem, OR 97302-3995 - Phone
- (503) 363-8068
- NPI assigned
- Jan 20, 2026
- 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 |
|---|---|---|---|---|
| Peer Specialist | 175T00000X | 115833 | OR | Primary |
Addresses
Primary practice location
4263 Commercial St SE
Salem, OR 97302-3995
Mailing address
3484 Glen Creek Rd NW
Salem, OR 97304-2248
Phone (916) 849-5221
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 |
|---|---|---|---|
| 115833 | OR | MD | Peer Specialist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1768867200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1768867200000",
"number": "1497614937",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3484 GLEN CREEK RD NW",
"city": "SALEM",
"state": "OR",
"postal_code": "973042248",
"telephone_number": "916-849-5221"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4263 COMMERCIAL ST SE",
"city": "SALEM",
"state": "OR",
"postal_code": "973023995",
"telephone_number": "503-363-8068"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DEMARCO-GREENHALGH",
"first_name": "AMY",
"credential": "THW",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-01-20",
"last_updated": "2026-01-20",
"certification_date": "2026-01-20",
"status": "A"
},
"taxonomies": [
{
"code": "175T00000X",
"taxonomy_group": "",
"desc": "Peer Specialist",
"state": "OR",
"license": "115833",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Salem, OR
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 20, 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.