Christopher Edward Johnson

Primary specialty

Social WorkerTaxonomy code 104100000X

Practice address

121 E Historic Columbia River Hwy
Troutdale, OR 97060-2006

Phone

(971) 293-9237

NPI assigned

Jun 27, 2026

Last updated

Jun 27, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

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

{
    "created_epoch": "1782518400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782518400000",
    "number": "1821914383",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4644 SE HONORS DR",
            "city": "GRESHAM",
            "state": "OR",
            "postal_code": "970808488",
            "telephone_number": "971-293-9237"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "121 E HISTORIC COLUMBIA RIVER HWY",
            "city": "TROUTDALE",
            "state": "OR",
            "postal_code": "970602006",
            "telephone_number": "971-293-9237"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "JOHNSON",
        "first_name": "CHRISTOPHER",
        "middle_name": "EDWARD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-06-27",
        "last_updated": "2026-06-27",
        "certification_date": "2026-06-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "OR",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Gregory M Knopf, M.D.
• Kathleen Krasselt, MT

• Social Worker in Troutdale, OR
• Providers in Troutdale, OR by specialty
• Social Worker in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 27, 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.