NPPES file of Aug 9, 2026

Justin Anthony De Leon Diaz, PT

Physical Therapist · Lakeway, TX

Justin Anthony De Leon Diaz, PT is a physical therapist with a practice address in Lakeway, Texas, and NPI 1437811692, issued on Oct 6, 2021. Check the license with the Texas 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
1437811692
Name
Justin Anthony De Leon Diaz
Credential
PT
Primary taxonomy
Physical Therapist 225100000X
License number
PT-4670 HI
Self-reported in NPPES; status is on the state search
Practice location
302 Medical Pkwy, Lakeway, TX 78738
Phone
(512) 827-0226
Enumerated
Oct 6, 2021
Record last updated
Aug 27, 2025
Medicare enrollment
Enrolled (PECOS I20230825002779); 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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8 nearest physical therapist records → All 15,190 in Texas → Look up another NPI →

Also registered at 302 Medical Pkwy

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

  1. Hannah Johnson, OTD, OTR/LOccupational Therapist1275201519
  2. Danielle Necker, PT, DPTPhysical Therapist1720615941
  3. Abraham PhilipPhysical Therapy Assistant1700460680

Verify Justin Anthony De Leon Diaz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this professionCheck 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 Texas 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. Legacy Healthcare Services IncLakeway, TX

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

Justin Anthony De Leon Diaz among 15,190 physical therapist records in Texas

Justin Anthony De Leon Diaz, PT is one of 15,190 physical therapist records with a practice address in Texas. 28% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 69% of them.

  • NPI issued2021 · 69% of these records are older, 26% newer
  • In a Medicare fileYes · 28% of these records are
  • In the CMS Doctors and Clinicians fileYes · 30% of these records are
  • Graduated2011 · median 2018 among the 4,480 with a school on file
  • Record last updated2025 · 58% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

56 physical therapist records list a practice address in Lakeway

They are 56 of the 457 NPPES records with a practice address in Lakeway, and 15,190 physical therapist records in Texas.

All 15,190 in Texas → Every provider in Lakeway → Physical Therapist nationwide →

The 8 physical therapist records with the nearest ZIP codes

  1. Sophie Birdwell, PTAustin, TX 787381043693799
  2. Ashley Bowser, DPTBee Cave, TX 787381598200214
  3. Robert Croll, PTLakeway, TX 787381730342361
  4. Reese Franklin, PT, DPTLakeway, TX 787381023606514
  5. Madison Holland, DPTLakeway, TX 787381972112134
  6. Kelli Lopez, DPTAustin, TX 787381649622192
  7. Kathleen McKinneyAustin, TX 787381215047998
  8. Danielle Necker, PT, DPTLakeway, TX 787381720615941

Common questions

What is Justin Anthony De Leon Diaz, PT's NPI number?

Justin Anthony De Leon Diaz, PT's National Provider Identifier (NPI) is 1437811692, issued on Oct 6, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Justin Anthony De Leon Diaz, PT located?

The NPPES record lists a practice address at 302 Medical Pkwy, Lakeway, TX, 78738. Phone: (512) 827-0226. Providers update this record themselves, so call before visiting.

How can I verify Justin Anthony De Leon Diaz, PT's license?

Search the Texas 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.

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.