Colleen Elizabeth Okon, RN

Primary specialty

Registered NurseTaxonomy code 163W00000X

License

NUR-RN-LIC-29931 Issued in MT

Practice address

503 Edith St
Missoula, MT 59801-3911

Phone

(406) 240-3791

NPI assigned

Apr 22, 2026

Sex

Female

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

Registered Nurse

State licenses

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

{
    "created_epoch": "1776816000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776816000000",
    "number": "1750226098",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6275 MARIAS ST",
            "city": "MISSOULA",
            "state": "MT",
            "postal_code": "598032940",
            "telephone_number": "406-240-3791"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "503 EDITH ST",
            "city": "MISSOULA",
            "state": "MT",
            "postal_code": "598013911",
            "telephone_number": "406-240-3791"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OKON",
        "first_name": "COLLEEN",
        "middle_name": "ELIZABETH",
        "credential": "RN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-04-22",
        "last_updated": "2026-04-22",
        "certification_date": "2026-04-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "MT",
            "license": "NUR-RN-LIC-29931",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Candace Oconnor, DDS
• Karen Ocwieja, ATC
• Sara Christine Odenthal, LMT
• Catherine Ann Off, PH.D., CCC-SLP
• Ohana Providers, PLLC
• Lily Oligee, RBT
• Neva McKinnon Oliver, APRN
• Olsen Dental PC
• Diane Olsen, PCLC
• George Martin Olsen, DDS

• Registered Nurse in Missoula, MT
• Providers in Missoula, MT by specialty
• Registered Nurse in Montana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 22, 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.