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Organization Active NPI

Columbia St Mary's Hospital Ozaukee, Inc.

Doing business as Ascension Columbia St Mary's Hospital Ozaukee

  • Psychiatric Hospital Unit
  • Mequon, WI
National Provider Identifier
1184786329
Registry record updated Jul 17, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric Hospital UnitTaxonomy code 273R00000X
License
246 Issued in WI
Legal business name
COLUMBIA ST MARY'S HOSPITAL OZAUKEE, INC.
Doing business as
Ascension Columbia St Mary's Hospital Ozaukee
Practice address
13111 N Port Washington Rd
Mequon, WI 53097-2416
Phone
(262) 243-7300
NPI assigned
Dec 14, 2006
Last updated
Jul 17, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jul 17, 2026

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

Authorized official

Name
Susan Dwyer
Title
Cfo
Phone
(414) 465-3000

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Clinic/Center (Including Community Mental Health Center) 261QM0801X NU
Psychiatric Hospital Unit 273R00000X 246 WI Primary

Addresses

Primary practice location

13111 N Port Washington Rd
Mequon, WI 53097-2416

Mailing address

PO Box 860496
Minneapolis, MN 55486-0496
Phone (262) 243-7300

Other names 1

  • Ascension Columbia St Mary's Hospital Ozaukee Doing business as

National Provider Directory

National Provider Directory

Practitioners & affiliated clinicians

Practitioners 6

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

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

{
    "created_epoch": "1166054400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1784246400000",
    "number": "1184786329",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 860496",
            "city": "MINNEAPOLIS",
            "state": "MN",
            "postal_code": "554860496",
            "telephone_number": "262-243-7300"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "13111 N PORT WASHINGTON RD",
            "city": "MEQUON",
            "state": "WI",
            "postal_code": "530972416",
            "telephone_number": "262-243-7300"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "COLUMBIA ST MARY'S HOSPITAL OZAUKEE, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-12-14",
        "last_updated": "2026-07-17",
        "certification_date": "2026-07-17",
        "status": "A",
        "authorized_official_last_name": "DWYER",
        "authorized_official_first_name": "SUSAN",
        "authorized_official_title_or_position": "CFO",
        "authorized_official_telephone_number": "414-465-3000"
    },
    "taxonomies": [
        {
            "code": "261QM0801X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Mental Health (Including Community Mental Health Center)",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "273R00000X",
            "taxonomy_group": "",
            "desc": "Psychiatric Unit",
            "state": "WI",
            "license": "246",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Ascension Columbia St Mary's Hospital Ozaukee",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Mequon, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 17, 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.