Individual provider Active NPI

Marilyn Knox, CHW OHA

  • Community Health Worker
  • Portland, OR
National Provider Identifier
1922904168
Registry record updated Oct 15, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Community Health WorkerTaxonomy code 172V00000X
License
117634 Issued in OR
Practice address
10728 NE Halsey St Apt 39
Portland, OR 97220-3984
Phone
(503) 713-2095
NPI assigned
Oct 15, 2026
Last updated
Oct 15, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 15, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Community Health Worker 172V00000X 117634 OR Primary

Addresses

Primary practice location

10728 NE Halsey St Apt 39
Portland, OR 97220-3984

Mailing address

10728 NE Halsey St Apt 39
Portland, OR 97220-3984
Phone (503) 713-2095

Other identifiers 1

IdentifierTypeStateIssuer
117634OtherOROREGON HEALTH AUTHORITY

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

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1792022400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1792022400000",
    "number": "1922904168",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10728 NE HALSEY ST APT 39",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972203984",
            "telephone_number": "503-713-2095"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10728 NE HALSEY ST APT 39",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972203984",
            "telephone_number": "503-713-2095"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KNOX",
        "first_name": "MARILYN",
        "credential": "CHW OHA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-10-15",
        "last_updated": "2026-10-15",
        "certification_date": "2026-10-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "172V00000X",
            "taxonomy_group": "",
            "desc": "Community Health Worker",
            "state": "OR",
            "license": "117634",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "OREGON HEALTH AUTHORITY",
            "identifier": "117634",
            "state": "OR"
        }
    ],
    "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 Oct 15, 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.

Verify at the official NPI Registry.