NPPES file of Aug 9, 2026

Zachary Atienza, PT, DPT

Physical Therapy Assistant · Northridge, CA

Zachary Atienza, PT, DPT is a physical therapy assistant with a practice address in Northridge, California, and NPI 1689270662, issued on Dec 7, 2020. Check the license (California 299387, as entered in NPPES) with the California 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
1689270662
Name
Zachary Atienza
Credential
PT, DPT
Primary taxonomy
Physical Therapy Assistant 225200000X
License number
299387 CA
Self-reported in NPPES; status is on the state search
Practice location
11225 Tampa Ave, Northridge, CA 91326
Phone
(818) 363-9970
Enumerated
Dec 7, 2020
Record last updated
Dec 7, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(818) 363-9980
Medicare enrollment
Enrolled (PECOS I20221216001921); 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 11225 Tampa Ave

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

  1. Arpi ArutyunyanPhysical Therapist1871131961
  2. Ashley BakhajPhysical Therapist1619509064
  3. Eric Barlevav, PT, DPTPhysical Therapist1356716252
  4. Rachel Buenaflor, PTAPhysical Therapy Assistant1336893759
  5. Justin Castillo, PT, DPTPhysical Therapist1982563961
  6. Michael-Kevin Cayton, PT, DPTPhysical Therapist1588433742

Verify Zachary Atienza in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 299387
    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 California 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. Kaiser Foundation Health Plan OF WashingtonFederal Way, WA

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

Zachary Atienza among 3,554 physical therapy assistant records in California

Zachary Atienza, PT, DPT is one of 3,554 physical therapy assistant records with a practice address in California. under 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 56% of them.

  • NPI issued2020 · 56% of these records are older, 39% newer
  • In a Medicare fileYes · under 1% of these records are
  • In the CMS Doctors and Clinicians fileYes · under 1% of these records are
  • Record last updated2020 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Physical Therapy Assistant providers in California

There are 3,554 physical therapy assistant records in California.

The 8 physical therapy assistant records with the nearest ZIP codes

  1. Rachel Buenaflor, PTANorthridge, CA 913261336893759
  2. Mike FordNorthridge, CA 913261457818064
  3. Joshua Garrett, PTANorthridge, CA 913261669305660
  4. Jenna Perea, PTNorthridge, CA 913261891234415
  5. Leobardo ReyesPorter Ranch, CA 913261154011302
  6. Shane VidalNorthridge, CA 913261831903905
  7. Scott WitterNorthridge, CA 913261023761335
  8. Lizette Wood, PTANorthridge, CA 913261336853472

Common questions

What is Zachary Atienza, PT, DPT's NPI number?

Zachary Atienza, PT, DPT's National Provider Identifier (NPI) is 1689270662, issued on Dec 7, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Zachary Atienza, PT, DPT located?

The NPPES record lists a practice address at 11225 Tampa Ave, Northridge, CA, 91326. Phone: (818) 363-9970. Providers update this record themselves, so call before visiting.

How can I verify Zachary Atienza, PT, DPT's license?

NPPES lists California license number 299387, as entered by the provider. Search the California 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.