NPPES file of Aug 9, 2026

Brett Holdaway, DO

Pediatrics Physician · Mesa, AZ

Brett Holdaway, DO is a pediatrics physician with a practice address in Mesa, Arizona, and NPI 1700375763, issued on May 5, 2018. Check the license (Arizona 009073, as entered in NPPES) on the Arizona Medical Board; 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
1700375763
Name
Brett Holdaway
Credential
DO
Primary taxonomy
Pediatrics Physician 208000000X
License number
009073 AZ
Self-reported in NPPES; status is on the state search
Practice location
4540 E Baseline RD Ste 108, Mesa, AZ 85206
Phone
(480) 892-3880
Enumerated
May 5, 2018
Record last updated
Jun 17, 2021 (not updated in 5 years: call before relying on the address or phone)
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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Also registered at 4540 E Baseline RD Ste 108

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

  1. Brad Guthrie, MDPediatrics Physician1851912224
  2. Deborah Howard, RN, MS, PNPPediatric Nurse Practitioner1730302753
  3. Xin Tan, M.D., PH.D.Pediatrics Physician1609239490
  4. Manju Thomson, MSN. CPNPPediatric Nurse Practitioner1972931640

Verify Brett Holdaway in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 009073
    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 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: $76.16

4 payments; by number, the most common kind was food and beverage; the largest payer was Sanofi Pasteur Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Brett Holdaway$76.16
  2. Specialty average$842.05

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

Brett Holdaway among 1,309 pediatrics physician records in Arizona

Brett Holdaway, DO is one of 1,309 pediatrics physician records with a practice address in Arizona. 41% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 81% of them.

  • NPI issued2018 · 81% of these records are older, 16% newer
  • In a Medicare fileYes · 41% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • Record last updated2021 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatrics Physician providers in Arizona

There are 1,309 pediatrics physician records in Arizona.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Michelle Allen, D.O.Mesa, AZ 852061902896590
  2. Trupti Amin-Chapman, M.D.Mesa, AZ 852061164412854
  3. Gary Auxier, M.D.Mesa, AZ 852061386613297
  4. Karl Baumgartner, MDMesa, AZ 852061174522890
  5. Lafe Carroll, D.O.Mesa, AZ 852061932178290
  6. H. Garner, M.D.Mesa, AZ 852061417947003
  7. Joseph Gassen, M.D.Mesa, AZ 852061972586006
  8. Dale Guthrie, M.D.Mesa, AZ 852061093784308

Common questions

What is Brett Holdaway, DO's NPI number?

Brett Holdaway, DO's National Provider Identifier (NPI) is 1700375763, issued on May 5, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Brett Holdaway, DO located?

The NPPES record lists a practice address at 4540 E Baseline RD Ste 108, Mesa, AZ, 85206. Phone: (480) 892-3880. Providers update this record themselves, so call before visiting.

How can I verify Brett Holdaway, DO's license?

NPPES lists Arizona license number 009073, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.