Maureen Brewster, MSN, APNP, PMHNP-BC

Key facts

NPI: 1992545289
Entity type: Individual (NPI type 1)
Primary specialty: Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License: 15370-33 (WI)
Practice address: 394 Williamstowne Ste 301
Delafield, WI 53018-2324
Phone: (202) 303-4017
NPI assigned: May 25, 2024
Sex: Female
Sole proprietor: Yes

Organizations & group practices 1

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hope-Iatry LLC Psychiatric/Mental Health Nurse Practitioner · Delafield, WI · NPI 1801620190

NPD Authorized official PSYCHIATRIC/MENTAL HEALTH

Medicare participation

Medicare fee-for-service enrollment: Not listed in the public Medicare enrollment file

National Provider Directory

Medicare enrollment (NPD): No
Credentials: Master of Science - Nursing

State licenses

License	State	Type	Specialty
15370-33	WI	MD	Psychiatric/Mental Health Nurse Practitioner

Practice roles

Organization	Specialty	Status	New patients
Hope-Iatry LLC	Psychiatric/Mental Health	Current since Oct 21, 2025	Accepting new patients

Locations

394 Williamstowne
Ste 301
Delafield, WI 53018
Phone (202) 303-4017

Specialties & licenses

Specialty (taxonomy)	Code	License	State	Primary
Psychiatric/Mental Health Nurse Practitioner	363LP0808X	15370-33	WI	Yes

Addresses

Primary practice location

394 Williamstowne Ste 301
Delafield, WI 53018-2324

Mailing address

394 Williamstowne Ste 301
Delafield, WI 53018-2324

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API JSON format, last updated by the provider on Oct 16, 2025.

{
    "created_epoch": "1716595200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760572800000",
    "number": "1992545289",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "394 WILLIAMSTOWNE STE 301",
            "city": "DELAFIELD",
            "state": "WI",
            "postal_code": "530182324"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "394 WILLIAMSTOWNE STE 301",
            "city": "DELAFIELD",
            "state": "WI",
            "postal_code": "530182324",
            "telephone_number": "202-303-4017"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BREWSTER",
        "first_name": "MAUREEN",
        "credential": "MSN, APNP, PMHNP-BC",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2024-05-25",
        "last_updated": "2025-10-16",
        "certification_date": "2025-10-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "WI",
            "license": "15370-33",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Delafield, WI

All providers in Delafield, WI · Psychiatric/Mental Health Nurse Practitioner in Wisconsin

Sources for this page

NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Oct 16, 2025. Information in NPPES is self-reported and not verified by CMS.
NUCC Health Care Provider Taxonomy: specialty names.
National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.