Individual provider Active NPI

Flavia Hass

  • Lactation Consultant (Non-RN)
  • Hillsdale, MI
National Provider Identifier
1891664322
Registry record updated Nov 3, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Lactation Consultant (Non-RN)Taxonomy code 174N00000X
License
L-318358 Issued in MI
Practice address
4431 W Hallett Rd
Hillsdale, MI 49242-9478
Phone
(734) 347-5521
Fax
(734) 347-5521
NPI assigned
Nov 3, 2025
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Nov 3, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Lactation Consultant (Non-RN) 174N00000X L-318358 MI Primary

Addresses

Primary practice location

4431 W Hallett Rd
Hillsdale, MI 49242-9478

Mailing address

4431 W Hallett Rd
Hillsdale, MI 49242-9478
Phone (734) 347-5521

Medicare participation

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

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
L-318358MIMDLactation Consultant (Non-RN)

Practice roles

OrganizationSpecialtyStatusNew patients
Peaceful Path Lactation LLC Lactation Consultant, Non-RN CurrentSince Nov 9, 2025 Accepting new patients

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.

NPI Registry JSON

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

{
    "created_epoch": "1762128000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762128000000",
    "number": "1891664322",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4431 W HALLETT RD",
            "city": "HILLSDALE",
            "state": "MI",
            "postal_code": "492429478",
            "telephone_number": "734-347-5521",
            "fax_number": "734-347-5521"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4431 W HALLETT RD",
            "city": "HILLSDALE",
            "state": "MI",
            "postal_code": "492429478",
            "telephone_number": "734-347-5521",
            "fax_number": "734-347-5521"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HASS",
        "first_name": "FLAVIA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2025-11-03",
        "last_updated": "2025-11-03",
        "certification_date": "2025-11-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "174N00000X",
            "taxonomy_group": "",
            "desc": "Lactation Consultant, Non-RN",
            "state": "MI",
            "license": "L-318358",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Hillsdale, MI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 3, 2025; 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.