NPPES file of Aug 9, 2026

Brett Allen Stewart, AGNP

Adult Health Nurse Practitioner · Prescott, AZ

Brett Allen Stewart, AGNP is an adult health nurse practitioner with a practice address in Prescott, Arizona, and NPI 1992452411, issued on Mar 4, 2022. Check the license (Arizona 221409, 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
1992452411
Name
Brett Allen Stewart
Credential
AGNP
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
221409 AZ
Self-reported in NPPES; status is on the state search
Practice location
743 Miller Valley RD, Prescott, AZ 86301
Phone
(928) 777-9600
Enumerated
Mar 4, 2022
Record last updated
Aug 6, 2026
Fax
(855) 449-5560
Medicare enrollment
Enrolled (PECOS I20220330000324); 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 743 Miller Valley RD

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

  1. Kamani Abarikwu, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1639929011
  2. Tess Barnes, N.P.Family Nurse Practitioner1457705154
  3. Heather Buttrum, PAMedical Physician Assistant1033738901
  4. Lynn Byrd, NPNurse Practitioner1538606793
  5. Gbemisola Chukwu, PMHNPPsychiatric/Mental Health Nurse Practitioner1750037909
  6. Dinapoles GalvanPsychiatric/Mental Health Nurse Practitioner1003159070

Verify Brett Allen Stewart 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 221409
    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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23% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024

981 Medicare Part D claims for 148 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. 21 claims were for opioids.

  1. Brett Stewart981
  2. Specialty average1,280

Most prescribed

  1. Levothyroxine Sodium97 claims
  2. Eliquis47 claims
  3. Potassium Chloride38 claims
  4. Gabapentin29 claims
  5. Lisinopril26 claims
  6. Duloxetine Hcl20 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.

Bills Medicare through 2 group practices

  1. Tmc Medical NetworkTucson, AZ
  2. TmconeTucson, AZ

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

Brett Allen Stewart among 521 adult health nurse practitioner records in Arizona

Brett Allen Stewart, AGNP is one of 521 adult health nurse practitioner records with a practice address in Arizona. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 92% of them.

  • NPI issued2022 · 92% of these records are older, 6% newer
  • In a Medicare fileYes · 61% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2021 · median 2013 among the 222 with a school on file
  • Record last updated2026 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

32 adult health nurse practitioner records list a practice address in Prescott

They are 32 of the 1,818 NPPES records with a practice address in Prescott, and 521 adult health nurse practitioner records in Arizona.

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Heidi Alton, NPPrescott, AZ 863011124595509
  2. Jane Bridges, ANP-CPrescott, AZ 863011366403248
  3. Catherine Kefer, ANPPrescott, AZ 863011043360753
  4. Laurie Lackland, ANPPrescott, AZ 863011376895961
  5. Maya Lessen, NP-CPrescott, AZ 863011861825671
  6. Michael LozenPrescott, AZ 863011528676715
  7. Michelle Lynott, ARNPPrescott, AZ 863011881887339
  8. Kelli McLaughlinPrescott, AZ 863011750836086

Common questions

What is Brett Allen Stewart, AGNP's NPI number?

Brett Allen Stewart, AGNP's National Provider Identifier (NPI) is 1992452411, issued on Mar 4, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Brett Allen Stewart, AGNP located?

The NPPES record lists a practice address at 743 Miller Valley RD, Prescott, AZ, 86301. Phone: (928) 777-9600. Providers update this record themselves, so call before visiting.

How can I verify Brett Allen Stewart, AGNP's license?

NPPES lists Arizona license number 221409, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Brett Allen Stewart, AGNP prescribe under Medicare Part D?

In 2024, Brett Allen Stewart, AGNP had 981 Medicare Part D claims for 148 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. 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.

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.