NPPES file of Aug 9, 2026

Wendy Nielsen, FNP-BC

Family Nurse Practitioner · Mesa, AZ

Wendy Nielsen, FNP-BC is a family nurse practitioner with a practice address in Mesa, Arizona, and NPI 1508075664, issued on May 22, 2007. Check the license (Arizona RN057488, 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
1508075664
Name
Wendy Nielsen
Credential
FNP-BC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
RN057488 AZ
Self-reported in NPPES; status is on the state search
Practice location
1718 S Los Alamos, Mesa, AZ 85204
Phone
(602) 292-9065
Enumerated
May 22, 2007
Record last updated
Sep 9, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(480) 248-9275
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 family nurse practitioner records → All 5,933 in Arizona → Look up another NPI →

Verify Wendy Nielsen 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 RN057488    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

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86% fewer Medicare Part D claims than the average family nurse practitioner in 2024

178 Medicare Part D claims for 26 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Wendy Nielsen178
  2. Specialty average1,305

Most prescribed

  1. Lisinopril12 claims
  2. Montelukast Sodium12 claims
  3. Sulfamethoxazole-Trimethoprim12 claims
  4. Zolpidem Tartrate12 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.

Wendy Nielsen among 5,933 family nurse practitioner records in Arizona

Wendy Nielsen, FNP-BC is one of 5,933 family nurse practitioner records with a practice address in Arizona. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 9% of them.

  • NPI issued2007 · 9% of these records are older, 88% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2016 · 38% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

391 family nurse practitioner records list a practice address in Mesa

They are 391 of the 9,151 NPPES records with a practice address in Mesa, and 5,933 family nurse practitioner records in Arizona.

All 5,933 in Arizona → Every provider in Mesa → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Nathan Cloutier, NP-CMesa, AZ 852041801214747
  2. Naomi Devine, NPMesa, AZ 852041073932513
  3. Cathy GuinanMesa, AZ 852041730328253
  4. Shaun Hampton, N.P.Mesa, AZ 852041093261497
  5. Miriam Levering, NPMesa, AZ 852041629548953
  6. Freddy Montenegro, NPMesa, AZ 852041306141213
  7. Liceett Pena, FNP-CMesa, AZ 852041740705961
  8. Deborah Robertson, N.P.Mesa, AZ 852041851394407

Common questions

What is Wendy Nielsen, FNP-BC's NPI number?

Wendy Nielsen, FNP-BC's National Provider Identifier (NPI) is 1508075664, issued on May 22, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Wendy Nielsen, FNP-BC located?

The NPPES record lists a practice address at 1718 S Los Alamos, Mesa, AZ, 85204. Phone: (602) 292-9065. Providers update this record themselves, so call before visiting.

How can I verify Wendy Nielsen, FNP-BC's license?

NPPES lists Arizona license number RN057488, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Wendy Nielsen, FNP-BC prescribe under Medicare Part D?

In 2024, Wendy Nielsen, FNP-BC had 178 Medicare Part D claims for 26 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions 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.