Individual provider Active NPI

Isabelle Guillou, APRN-FPA, CNM, IBCLC

  • Advanced Practice Midwife
  • Mesa, AZ
National Provider Identifier
1114232386
Registry record updated Feb 2, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Advanced Practice MidwifeTaxonomy code 367A00000X
License
290623 Issued in AZ
Practice address
4202 E Broadway Rd Unit 87
Mesa, AZ 85206-1062
Phone
(630) 209-3250
Fax
(480) 558-4384
NPI assigned
Aug 12, 2010
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Feb 2, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Advanced Practice Midwife 367A00000X 277-300309 IL
Advanced Practice MidwifeGroup: 193400000X SINGLE SPECIALTY GROUP 367A00000X 377-000306 IL
Advanced Practice Midwife 367A00000X 290623 AZ Primary

Addresses

Primary practice location

4202 E Broadway Rd Unit 87
Mesa, AZ 85206-1062

Mailing address

4202 E Broadway Rd Unit 87
Mesa, AZ 85206-1062
Phone (630) 209-3250

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)
Enrolled
Credentials
Certified Nurse Midwife

State licenses

LicenseStateTypeSpecialty
290623AZMDAdvanced Practice Midwife
277-300309ILMDAdvanced Practice Midwife
377-000306ILMDAdvanced Practice Midwife

Practice roles

OrganizationSpecialtyStatusNew patients
My Mindful Birth Arizona LLC Single Specialty CurrentSince Mar 24, 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": "1281571200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769990400000",
    "number": "1114232386",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4202 E BROADWAY RD UNIT 87",
            "city": "MESA",
            "state": "AZ",
            "postal_code": "852061062",
            "telephone_number": "630-209-3250",
            "fax_number": "480-558-4384"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4202 E BROADWAY RD UNIT 87",
            "city": "MESA",
            "state": "AZ",
            "postal_code": "852061062",
            "telephone_number": "630-209-3250",
            "fax_number": "480-558-4384"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GUILLOU",
        "first_name": "ISABELLE",
        "credential": "APRN-FPA, CNM, IBCLC",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2010-08-12",
        "last_updated": "2026-02-02",
        "certification_date": "2026-02-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367A00000X",
            "taxonomy_group": "",
            "desc": "Advanced Practice Midwife",
            "state": "IL",
            "license": "277-300309",
            "primary": false
        },
        {
            "code": "367A00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Advanced Practice Midwife",
            "state": "IL",
            "license": "377-000306",
            "primary": false
        },
        {
            "code": "367A00000X",
            "taxonomy_group": "",
            "desc": "Advanced Practice Midwife",
            "state": "AZ",
            "license": "290623",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Mesa, AZ

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 2, 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.