NPPES file of Aug 9, 2026

Isabelle Guillou, APRN-FPA, CNM, IBCLC

Advanced Practice Midwife · Mesa, AZ

Isabelle Guillou, APRN-FPA, CNM, IBCLC is an advanced practice midwife with a practice address in Mesa, Arizona, and NPI 1114232386, issued on Aug 12, 2010. Check the license (Arizona 290623, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1114232386
Name
Isabelle Guillou
Credential
APRN-FPA, CNM, IBCLC
Primary taxonomy
Advanced Practice Midwife 367A00000X
License numbers
290623 AZ
277-300309 IL
377-000306 IL
Self-reported in NPPES; status is on the state search
Practice location
4202 E Broadway RD Unit 87, Mesa, AZ 85206
Phone
(630) 209-3250
Enumerated
Aug 12, 2010
Record last updated
Feb 2, 2026
Fax
(480) 558-4384
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest advanced practice midwife records → All 306 in Arizona → Look up another NPI →

Verify Isabelle Guillou in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license 290623    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $34.35

1 payment: food and beverage; the largest payer was Stryker Corporation. The 3,833 providers of this specialty with any payment received $204.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Isabelle Guillou$34.35
  2. Specialty average$204.49

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Isabelle Guillou among 306 advanced practice midwife records in Arizona

Isabelle Guillou, APRN-FPA, CNM, IBCLC is one of 306 advanced practice midwife records with a practice address in Arizona. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 36% of them.

  • NPI issued2010 · 36% of these records are older, 61% newer
  • In a Medicare fileYes · 56% of these records are
  • In the CMS Doctors and Clinicians fileNo · 41% of these records are
  • Record last updated2026 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367A00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Advanced Practice Midwife providers in Arizona

There are 306 advanced practice midwife records in Arizona.

All 306 in Arizona → Every provider in Mesa → Advanced Practice Midwife nationwide →

The 8 advanced practice midwife records with the nearest ZIP codes

  1. Jacqueline Johnstone, CNMMesa, AZ 852061528149598
  2. Cristina Diaz, CNMMesa, AZ 852041073089108
  3. Liliana Roth, CPM, LMMesa, AZ 852031831819200
  4. Kathleen Casey, CNMMesa, AZ 852101508508763
  5. Ariella Chung, CPM, LMMesa, AZ 852101205579398
  6. Robin Daniels, CNMMesa, AZ 852101063897098
  7. Rachel Doster, CNMMesa, AZ 852101508430331
  8. Nalah Morrow, CNMMesa, AZ 852021912782566

Common questions

What is Isabelle Guillou, APRN-FPA, CNM, IBCLC's NPI number?

Isabelle Guillou, APRN-FPA, CNM, IBCLC's National Provider Identifier (NPI) is 1114232386, issued on Aug 12, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Isabelle Guillou, APRN-FPA, CNM, IBCLC located?

The NPPES record lists a practice address at 4202 E Broadway RD Unit 87, Mesa, AZ, 85206. Phone: (630) 209-3250. Providers update this record themselves, so call before visiting.

How can I verify Isabelle Guillou, APRN-FPA, CNM, IBCLC's license?

NPPES lists Arizona license number 290623, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.