Organization Active NPI

Firefly Mental Health LLC

  • Psychiatric/Mental Health Nurse Practitioner
  • Hermantown, MN
National Provider Identifier
1033971817
Registry record updated Jul 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X
Legal business name
FIREFLY MENTAL HEALTH LLC
Practice address
4891 Miller Trunk Hwy Ste 206
Hermantown, MN 55811-1563
Phone
(218) 306-8383
Fax
(218) 875-6315
NPI assigned
Jan 26, 2024
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jul 27, 2026

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

Authorized official

Name
Karissa Haugen, APRN-PMHNPNPI 1275124463
Title
Owner
Phone
(218) 306-8383

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

4891 Miller Trunk Hwy Ste 206
Hermantown, MN 55811-1563

Mailing address

4891 Miller Trunk Hwy Ste 206
Hermantown, MN 55811-1563
Phone (218) 306-8383

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MN

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20240712000155 MN Part B Supplier - Clinic/Group Practice 1456896679 Receives reassigned benefits from 3 practitioners
Practice locations: Duluth, MN; Hermantown, MN

National Provider Directory

National Provider Directory

Locations

4891 Miller Trunk Hwy
Ste 206
Hermantown, MN 55811
Phone (218) 306-8383

Practitioners & affiliated clinicians

Practitioners 3

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": "1706227200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1785110400000",
    "number": "1033971817",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4891 MILLER TRUNK HWY STE 206",
            "city": "HERMANTOWN",
            "state": "MN",
            "postal_code": "558111563",
            "telephone_number": "218-306-8383",
            "fax_number": "218-875-6315"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4891 MILLER TRUNK HWY STE 206",
            "city": "HERMANTOWN",
            "state": "MN",
            "postal_code": "558111563",
            "telephone_number": "218-306-8383",
            "fax_number": "218-875-6315"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "FIREFLY MENTAL HEALTH LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2024-01-26",
        "last_updated": "2026-07-27",
        "certification_date": "2026-07-27",
        "status": "A",
        "authorized_official_last_name": "HAUGEN",
        "authorized_official_first_name": "KARISSA",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "218-306-8383",
        "authorized_official_credential": "APRN-PMHNP"
    },
    "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 Hermantown, MN

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 27, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.