Individual provider Active NPI

Kristi Kostoff, WHNP-BC

  • Obstetrics & Gynecology Physician
  • Monroe, MI
National Provider Identifier
1043887672
Registry record updated Oct 1, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X
License
4704212854 Issued in MI
Practice address
1046 N Monroe St
Monroe, MI 48162-3113
Phone
(734) 457-9034
Fax
(734) 457-4030
NPI assigned
Jun 10, 2021
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Oct 1, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Obstetrics & Gynecology PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207V00000X 4704212854 MI Primary

Addresses

Primary practice location

1046 N Monroe St
Monroe, MI 48162-3113

Mailing address

4245 Brest Rd
Newport, MI 48166-9040
Phone (734) 735-2747

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
4704212854MIMDObstetrics & Gynecology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Associates in Womens Health Single Specialty CurrentSince Oct 5, 2025 Accepting new patients
Advanced Pain & Spine Institute PC Single Specialty PastSince Oct 5, 2025 Accepting new patients

Locations

1046 N Monroe St
Monroe, MI 48162
Phone (734) 457-9034

Interoperability endpoints

  • Direct secure messaging: kkostoff821444@direct.hfhs.org
  • Direct secure messaging: kkostoff260388@direct.promedica.org

Organizations & group practices 2

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": "1623283200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759276800000",
    "number": "1043887672",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4245 BREST RD",
            "city": "NEWPORT",
            "state": "MI",
            "postal_code": "481669040",
            "telephone_number": "734-735-2747"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1046 N MONROE ST",
            "city": "MONROE",
            "state": "MI",
            "postal_code": "481623113",
            "telephone_number": "734-457-9034",
            "fax_number": "734-457-4030"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KOSTOFF",
        "first_name": "KRISTI",
        "credential": "WHNP-BC",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2021-06-10",
        "last_updated": "2025-10-01",
        "certification_date": "2025-10-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Obstetrics & Gynecology",
            "state": "MI",
            "license": "4704212854",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Monroe, MI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 1, 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.