Active NPI
Adriana Ricardo Diaz, CHW
- Community Health Worker
- Portland, OR
National Provider Identifier
1578420089
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Community Health Worker
- License
- 112806
- Practice address
- 4105 NE 18TH Ave
Portland, OR 97211-5139 - Phone
- (771) 219-4327
- NPI assigned
- Jan 6, 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 |
|---|---|---|---|---|
| Community Health Worker | 172V00000X | 112806 | OR | Primary |
Addresses
Primary practice location
4105 NE 18TH Ave
Portland, OR 97211-5139
Mailing address
4105 NE 18TH Ave
Portland, OR 97211-5139
Phone (771) 219-4327
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 |
|---|---|---|---|
| 112806 | OR | MD | Community Health Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1767657600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1767657600000",
"number": "1578420089",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4105 NE 18TH AVE",
"city": "PORTLAND",
"state": "OR",
"postal_code": "972115139",
"telephone_number": "771-219-4327"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4105 NE 18TH AVE",
"city": "PORTLAND",
"state": "OR",
"postal_code": "972115139",
"telephone_number": "771-219-4327"
}
],
"practiceLocations": [],
"basic": {
"last_name": "RICARDO DIAZ",
"first_name": "ADRIANA",
"credential": "CHW",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-01-06",
"last_updated": "2026-01-06",
"certification_date": "2026-01-06",
"status": "A"
},
"taxonomies": [
{
"code": "172V00000X",
"taxonomy_group": "",
"desc": "Community Health Worker",
"state": "OR",
"license": "112806",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Portland, OR
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 6, 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.