Organization Active NPI

Allegiant Health NP in Psychiatry PLLC

  • Psychiatric/Mental Health Nurse Practitioner
  • Brooklyn, NY
National Provider Identifier
1225978281
Registry record updated Mar 30, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X
Legal business name
ALLEGIANT HEALTH NP IN PSYCHIATRY PLLC
Practice address
2388 Ocean Ave Apt 15
Brooklyn, NY 11229-3553
Phone
(631) 894-9867
Fax
(631) 970-5990
NPI assigned
Mar 30, 2026
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Mar 30, 2026

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

Authorized official

Name
Karine Nelson, NPNPI 1528584570
Title
Nurse Practitioner
Phone
(917) 378-5255

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatric/Mental Health Nurse PractitionerGroup: 193400000X SINGLE SPECIALTY GROUP 363LP0808X Primary

Addresses

Primary practice location

2388 Ocean Ave Apt 15
Brooklyn, NY 11229-3553

Mailing address

2388 Ocean Ave Apt 15
Brooklyn, NY 11229-3553
Phone (631) 894-9867

National Provider Directory

National Provider Directory

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1774828800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1774828800000",
    "number": "1225978281",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2388 OCEAN AVE APT 15",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "112293553",
            "telephone_number": "631-894-9867",
            "fax_number": "631-970-5990"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2388 OCEAN AVE APT 15",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "112293553",
            "telephone_number": "631-894-9867",
            "fax_number": "631-970-5990"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ALLEGIANT HEALTH NP IN PSYCHIATRY PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-03-30",
        "last_updated": "2026-03-30",
        "certification_date": "2026-03-30",
        "status": "A",
        "authorized_official_last_name": "NELSON",
        "authorized_official_first_name": "KARINE",
        "authorized_official_title_or_position": "NURSE PRACTITIONER",
        "authorized_official_telephone_number": "917-378-5255",
        "authorized_official_credential": "NP"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Brooklyn, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 30, 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.