Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

COLUMBIA ST. MARY'S HOSPITAL MILWAUKEE INC
NPI 1417600909
Psychiatric Unit in Mequon, WI

Active since February 03, 2022
13111 N PORT WASHINGTON RD, MEQUON, WI 53097(262) 243-7388 Get Directions Write a Review

NPPES record last updated: July 17, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 17, 2026, Jan 7, 2025, Feb 3, 2022 (3 updates tracked since 2022).

About Columbia St. Mary's Hospital Milwaukee Inc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

COLUMBIA ST. MARY'S HOSPITAL MILWAUKEE INC (NPI 1417600909) is a healthcare organization registered as a psychiatric unit in Mequon, Wisconsin and active in the NPI registry since February 2022. The organization lists Susan Dwyer, Cfo, as its authorized official.

NPPES Registry Identity

NPI1417600909
Entity TypeOrganization
Primary Taxonomy273R00000X
Legal Business NameCOLUMBIA ST. MARY'S HOSPITAL MILWAUKEE INC
Location Address13111 N PORT WASHINGTON RDMequon, WI 53097-2416
Mailing Address13111 N Port Washington RdMequon, WI 53097-2416 · (262) 243-7300
Organization SubpartNo
Authorized OfficialSusan DwyerCfo · (414) 465-3093
Enumeration DateFebruary 3, 2022
Last NPPES UpdateJuly 17, 20263 updates tracked since enumeration
NPPES CertifiedJuly 17, 2026
NPI 1417600909 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatric UnitHospital Units
Taxonomy Code273R00000X
Definition
In general, a distinct unit of a hospital that provides acute or long-term care to emotionally disturbed patients, including patients admitted for diagnosis and those admitted for treatment of psychiatric problems on the basis of physicians' orders and approved nursing care plans. Long-term care may include intensive supervision to the chronically mentally ill, mentally disordered or other mentally incompetent persons; (2) For Medicare, a distinct part of a general acute care hospital admitting only patients whose admission to the unit is required for active treatment, whose treatment is of an intensity that can be provided only in an inpatient hospital setting, and whose condition is described by a psychiatric principal diagnosis contained in the Third Edition of the American Psychiatric Association Diagnostic and Statistical Manual or in Chapter 5 (Mental Disorders) of the International Classification of Diseases, Ninth Revision, Clinical Modification (ICD-9-CM). The unit must furnish, through the use of qualified personnel, psychological services, social work services, psychiatric nursing, occupational therapy, and recreational therapy. The unit must maintain medical records that permit determination of the degree and intensity of treatment provided to individuals who are furnished services in the unit; the unit must meet special staff requirements in that the unit must have adequate numbers of qualified professional and supportive staff to evaluate inpatients, formulate written, individualized, comprehensive treatment plans, provide active treatment measures and engage in discharge planning.
13111 N PORT WASHINGTON RD, Mequon, WI 53097

Accepted Insurance

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Student in an Organized Health Care Education/Training Program
13111 N PORT WASHINGTON RD
MEQUON, WI 53097
Internal Medicine (Cardiovascular Disease)
13111 N PORT WASHINGTON RD
MEQUON, WI 53097
Speech-Language Pathologist
13111 N PORT WASHINGTON RD
MEQUON, WI 53097
Pharmacist
13111 N PORT WASHINGTON RD
MEQUON, WI 53097
Social Worker (Clinical)
13111 N PORT WASHINGTON RD
THIENSVILLE, WI 53097
Physical Therapy Assistant
13111 N PORT WASHINGTON RD
MEQUON, WI 53097
Nurse Anesthetist, Certified Registered
13111 N PORT WASHINGTON RD
MEQUON, WI 53097
Emergency Medicine
13111 N PORT WASHINGTON RD, COLUMBIA ST. MARY'S - OZAUKEE CAMPUS
MEQUON, WI 53097

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Columbia St. Mary's Hospital Milwaukee Inc's NPI number?

The NPI number for Columbia St. Mary's Hospital Milwaukee Inc is 1417600909. It was assigned to this organization in the NPPES registry on February 3, 2022.

Where is Columbia St. Mary's Hospital Milwaukee Inc located?

Columbia St. Mary's Hospital Milwaukee Inc is located at 13111 N Port Washington Rd, Mequon, WI 53097. The listed phone number is (262) 243-7388.

What is Columbia St. Mary's Hospital Milwaukee Inc's specialty?

The primary specialty registered for this NPI is Psychiatric Unit with taxonomy code 273R00000X.

What insurance does Columbia St. Mary's Hospital Milwaukee Inc accept?

Health plans from Network Health list Columbia St. Mary's Hospital Milwaukee Inc as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Columbia St. Mary's Hospital Milwaukee Inc was last updated on July 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 36 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.