NPPES file of Aug 9, 2026

John Linder, M.D.

Emergency Medicine Physician · Chandler, AZ

John Linder, M.D. is an emergency medicine physician with a practice address in Chandler, Arizona, and NPI 1467408203, issued on May 25, 2006. Check the license (Arizona 26001, 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
1467408203
Name
John Linder
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
26001 AZ
Self-reported in NPPES; status is on the state search
Practice location
475 S Dobson RD, Chandler, AZ 85224
Phone
(480) 917-1648
Enumerated
May 25, 2006
Record last updated
Jul 19, 2010 (not updated in 16 years: call before relying on the address or phone)
Medicaid ID
425076-08 AZ
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 emergency medicine physician records → All 1,494 in Arizona → Look up another NPI →

Also registered at 475 S Dobson RD

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

  1. Donald Aviano, M.D.Emergency Medical Services (Emergency Medicine) Physician1376596098
  2. Robert Baldwin, M.D.Diagnostic Ultrasound Physician1134178833
  3. Robert Barrali, M.D.Emergency Medical Services (Emergency Medicine) Physician1699720789
  4. Gregory Berman, M.D.Emergency Medicine Physician1184670317
  5. Jay Boyer, MDDiagnostic Ultrasound Physician1174560379
  6. Carol Brennan, PA-CMedical Physician Assistant1003895426

Verify John Linder in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 26001    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: $394.40

4 payments; by number, the most common kind was food and beverage; the largest payer was Inari Medical, Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Linder$394.40
  2. Specialty average$953.79

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

John Linder among 1,494 emergency medicine physician records in Arizona

John Linder, M.D. is one of 1,494 emergency medicine physician records with a practice address in Arizona. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 62% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 55% of these records are
  • Record last updated2010 · 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 207P00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Arizona

There are 1,494 emergency medicine physician records in Arizona.

All 1,494 in Arizona → Every provider in Chandler → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Gregory Berman, M.D.Chandler, AZ 852241184670317
  2. Todd Davis, D.O.Chandler, AZ 852241457307282
  3. Robert Laney, M.D.Chandler, AZ 852241447233168
  4. Evan Leibner, M.D.Chandler, AZ 852241699712299
  5. Gregory Massoud, D.O.Chandler, AZ 852241790715522
  6. Erik Mattison, M.D.Chandler, AZ 852241639116668
  7. Paul McHale, M.D.Chandler, AZ 852241215974258
  8. Judy Messer, M.D.Chandler, AZ 852241407800980

Common questions

What is John Linder, M.D.'s NPI number?

John Linder, M.D.'s National Provider Identifier (NPI) is 1467408203, issued on May 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Linder, M.D. located?

The NPPES record lists a practice address at 475 S Dobson RD, Chandler, AZ, 85224. Phone: (480) 917-1648. Providers update this record themselves, so call before visiting.

How can I verify John Linder, M.D.'s license?

NPPES lists Arizona license number 26001, 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.

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.