NPPES file of Aug 9, 2026

Katherine Pollack

Physical Therapist · Irwindale, CA

Katherine Pollack is a physical therapist with a practice address in Irwindale, California, and NPI 1699477703, issued on Mar 21, 2023. Check the license 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
1699477703
Name
Katherine Pollack
Primary taxonomy
Physical Therapist 225100000X
Practice location
15768 Arrow Hwy, Irwindale, CA 91706
Phone
(626) 969-9800
Enumerated
Mar 21, 2023
Record last updated
Mar 21, 2023
Medicare enrollment
Enrolled (PECOS I20241206001035); 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 15768 Arrow Hwy

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

  1. Robert Almanza, PAGeneral Practice Physician1356813604
  2. Jason Christopher Dela CruzPhysical Therapist1043000151
  3. Shannon La, PT, DPTPhysical Therapist1003539321
  4. Ya Yueh LiaoPhysical Therapist1144056508

Verify Katherine Pollack in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California 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 California license search

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Bills Medicare through one group practice

  1. Mariners Physical Therapy IncSanta Ana, CA

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

Katherine Pollack among 22,531 physical therapist records in California

Katherine Pollack is one of 22,531 physical therapist records with a practice address in California. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 83% of them.

  • NPI issued2023 · 83% of these records are older, 13% newer
  • In a Medicare fileYes · 32% of these records are
  • In the CMS Doctors and Clinicians fileYes · 34% of these records are
  • Graduated2023 · median 2017 among the 7,751 with a school on file
  • Record last updated2023 · 61% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

8 physical therapist records list a practice address in Irwindale

They are 8 of the 223 NPPES records with a practice address in Irwindale, and 22,531 physical therapist records in California.

The 8 physical therapist records with the nearest ZIP codes

  1. Marie AquinoBaldwin Park, CA 917061093911455
  2. Victoria Aranda, MPTBaldwin Park, CA 917061720283070
  3. Nisha Damani, PTBaldwin Park, CA 917061083818892
  4. Francisco De La Cruz, MPTBaldwin Park, CA 917061255536520
  5. Cindy Eslava, MPTBaldwin Park, CA 917061174728778
  6. Syndia Fisher, PTBaldwin Park, CA 917061588869465
  7. Sarah Hall, DPTBaldwin Park, CA 917061851595581
  8. Ruben Hechanova, MPTBaldwin Park, CA 917061407907447

Common questions

What is Katherine Pollack's NPI number?

Katherine Pollack's National Provider Identifier (NPI) is 1699477703, issued on Mar 21, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Pollack located?

The NPPES record lists a practice address at 15768 Arrow Hwy, Irwindale, CA, 91706. Phone: (626) 969-9800. Providers update this record themselves, so call before visiting.

How can I verify Katherine Pollack's license?

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.