NPPES file of Aug 9, 2026

Diane Lynn Mathieu, APRN

Family Nurse Practitioner · Naples, FL

Diane Lynn Mathieu, APRN is a family nurse practitioner with a practice address in Naples, Florida, and NPI 1609409739, issued on Feb 17, 2020. Check the license (Florida 11005789, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609409739
Name
Diane Lynn Mathieu
Credential
APRN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
11005789 FL
Self-reported in NPPES; status is on the state search
Practice location
2375 Vanderbilt Beach RD, Naples, FL 34109
Phone
(866) 389-2727
Enumerated
Feb 17, 2020
Record last updated
Nov 30, 2022
Medicare enrollment
Enrolled (PECOS I20201104000948); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2375 Vanderbilt Beach RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Stephanie AboujaoudePharmacist1669224457
  2. Lori Allen, NPFamily Nurse Practitioner1396106340
  3. Shannon Atsinger, APRNFamily Nurse Practitioner1164997870
  4. Linda Bittner, APRNFamily Nurse Practitioner1033716550
  5. Christina CimarustiFamily Nurse Practitioner1891244265
  6. Lynn Consolmagno, APRNPrimary Care Nurse Practitioner1225326077

Verify Diane Lynn Mathieu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license 11005789
    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
Open the Florida 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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83% fewer Medicare Part D claims than the average family nurse practitioner in 2024

222 Medicare Part D claims for 149 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Diane Mathieu222
  2. Specialty average1,305

Most prescribed

  1. Amoxicillin-Clavulanate Potass28 claims
  2. Azithromycin21 claims
  3. Doxycycline Hyclate18 claims
  4. Acetic Acid12 claims
  5. Prednisone12 claims
  6. Albuterol Sulfate Hfa11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 77.4 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score81.2
  2. Costout of 100 · 30%59.1
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Minuteclinic LLCCape Coral, FL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Diane Lynn Mathieu among 22,340 family nurse practitioner records in Florida

Diane Lynn Mathieu, APRN is one of 22,340 family nurse practitioner records with a practice address in Florida. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 49% of them.

  • NPI issued2020 · 49% of these records are older, 43% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 48% of these records are
  • Graduated2019 · median 2020 among the 10,790 with a school on file
  • Record last updated2022 · 34% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

284 family nurse practitioner records list a practice address in Naples

They are 284 of the 5,950 NPPES records with a practice address in Naples, and 22,340 family nurse practitioner records in Florida.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Lori Allen, NPNaples, FL 341091396106340
  2. Barbara Chaney, ARNP-CNaples, FL 341091841488285
  3. Kimberly Diaz, DNP, ARNP, NP-CNaples, FL 341091659721645
  4. Cary Edwards, FNP-LPANaples, FL 341091144295767
  5. Kathleen Giroux-Pfister, APNNaples, FL 341091003151796
  6. Diana Greve, FNP-BCNaples, FL 341091508022534
  7. Yael Low, APRNNaples, FL 341091124386990
  8. Stephanie Mathews, ARNPNaples, FL 341091255588794

Common questions

What is Diane Lynn Mathieu, APRN's NPI number?

Diane Lynn Mathieu, APRN's National Provider Identifier (NPI) is 1609409739, issued on Feb 17, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Diane Lynn Mathieu, APRN located?

The NPPES record lists a practice address at 2375 Vanderbilt Beach RD, Naples, FL, 34109. Phone: (866) 389-2727. Providers update this record themselves, so call before visiting.

How can I verify Diane Lynn Mathieu, APRN's license?

NPPES lists Florida license number 11005789, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Diane Lynn Mathieu, APRN prescribe under Medicare Part D?

In 2024, Diane Lynn Mathieu, APRN had 222 Medicare Part D claims for 149 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Diane Lynn Mathieu, APRN's MIPS final score?

The 2023 MIPS final score is 77.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.

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.