NPPES file of Aug 9, 2026

John Martin Barrett, DPT

Physical Therapist · Naperville, IL

John Martin Barrett, DPT is a physical therapist with a practice address in Naperville, Illinois, and NPI 1821834375, issued on Jul 3, 2024. Check the license (Illinois 070028839, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821834375
Name
John Martin Barrett
Credential
DPT
Primary taxonomy
Physical Therapist 225100000X
License number
070028839 IL
Self-reported in NPPES; status is on the state search
Practice location
55 Shuman Blvd Ste 700, Naperville, IL 60563
Phone
(877) 632-6637
Enumerated
Jul 3, 2024
Record last updated
Dec 17, 2024
Fax
(708) 409-5179
Medicare enrollment
Enrolled (PECOS I20241226001237); 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 55 Shuman Blvd Ste 700

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

  1. Korrin Begy, DPTPhysical Therapist1750610895
  2. Emily Bielaga, DPTPhysical Therapist1033781752
  3. Robert Burnett, MDAdult Reconstructive Orthopaedic Surgery Physician1164914198
  4. Kelly Byrnes, DPTPhysical Therapist1225462955
  5. Branden Cater, DPTPhysical Therapist1497342893
  6. Benjamin Davis, DPTPhysical Therapist1407467178

Verify John Martin Barrett in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 070028839
    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 Illinois 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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Bills Medicare through one group practice

  1. Orthomidwest, PLLCNaperville, IL

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

John Martin Barrett among 12,045 physical therapist records in Illinois

John Martin Barrett, DPT is one of 12,045 physical therapist records with a practice address in Illinois. 36% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 90% of them.

  • NPI issued2024 · 90% of these records are older, 6% newer
  • In a Medicare fileYes · 36% of these records are
  • In the CMS Doctors and Clinicians fileYes · 37% of these records are
  • Graduated2024 · median 2015 among the 4,392 with a school on file
  • Record last updated2024 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

263 physical therapist records list a practice address in Naperville

They are 263 of the 4,634 NPPES records with a practice address in Naperville, and 12,045 physical therapist records in Illinois.

The 8 physical therapist records with the nearest ZIP codes

  1. Lori BeyerNaperville, IL 605631063528792
  2. Susan BurtonNaperville, IL 605631942388665
  3. Tracy Camaj, PTNaperville, IL 605631982648242
  4. Barbara Casey, PHYSICAL THERAPISTNaperville, IL 605631720129885
  5. Julie Crane, PT, DPTNaperville, IL 605631275669715
  6. Julia Gray, PTNaperville, IL 605631760583306
  7. Bernardus Grotenhuis, PT, FAAOMPTNaperville, IL 605631326191446
  8. Y Halama, P.T.Naperville, IL 605631912915950

Common questions

What is John Martin Barrett, DPT's NPI number?

John Martin Barrett, DPT's National Provider Identifier (NPI) is 1821834375, issued on Jul 3, 2024. An NPI identifies a provider in billing; it is not a license.

Where is John Martin Barrett, DPT located?

The NPPES record lists a practice address at 55 Shuman Blvd Ste 700, Naperville, IL, 60563. Phone: (877) 632-6637. Providers update this record themselves, so call before visiting.

How can I verify John Martin Barrett, DPT's license?

NPPES lists Illinois license number 070028839, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity 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.