Colton James Markham, BA

Primary specialty

CounselorTaxonomy code 101Y00000X

License

L16970 Issued in OR

Practice address

16365 Northwest Twin Oaks Drive
Suite 200
Beaverton, OR 97006

Phone

(503) 828-3402

NPI assigned

Oct 5, 2019

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

Credentials

Bachelor of Arts

State licenses

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

{
    "created_epoch": "1570233600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764028800000",
    "number": "1265073753",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "16055 SW WALKER RD # 433",
            "city": "BEAVERTON",
            "state": "OR",
            "postal_code": "970064942",
            "telephone_number": "971-266-4699"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "16365 NORTHWEST TWIN OAKS DRIVE",
            "address_2": "SUITE 200",
            "city": "BEAVERTON",
            "state": "OR",
            "postal_code": "97006",
            "telephone_number": "503-828-3402"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARKHAM",
        "first_name": "COLTON",
        "middle_name": "JAMES",
        "credential": "BA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-10-05",
        "last_updated": "2025-11-25",
        "certification_date": "2025-11-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101Y00000X",
            "taxonomy_group": "",
            "desc": "Counselor",
            "state": "OR",
            "license": "L16970",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Amalia Marin
• Bradley F. Marineau, D.M.D.
• Mackie Marinello
• Desiree Marion
• Elisabeth Ruth Marker, PHARM.D.
• Addison Marler, MA
• Elis Marquez Ruiz
• Christian B Marrero
• Spencer Alexander Marrero, D.D.S.
• Tamara Marriott

• Counselor in Beaverton, OR
• Providers in Beaverton, OR by specialty
• Counselor in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 25, 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.

Verify at the official NPI Registry.