NPPES file of Aug 9, 2026

Hsihsin Liu, OTR/L

Occupational Therapist · Rancho Santa Margarita, CA

Hsihsin Liu, OTR/L is an occupational therapist with a practice address in Rancho Santa Margarita, California, and NPI 1922858976, issued on Mar 25, 2024. Check the license (California 26215, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1922858976
Name
Hsihsin Liu
Credential
OTR/L
Primary taxonomy
Occupational Therapist 225X00000X
License number
26215 CA
Self-reported in NPPES; status is on the state search
Practice location
29811 Santa Margarita Pkwy Ste 600, Rancho Santa Margarita, CA 92688
Phone
(543) 794-9600
Enumerated
Mar 25, 2024
Record last updated
Apr 4, 2024
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 occupational therapist records → All 9,244 in California → Look up another NPI →

Also registered at 29811 Santa Margarita Pkwy Ste 600

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

  1. Rachel Acorn, M.S., CCC-SLPSpeech-Language Pathologist1326928557
  2. Claire Cardenas, MS CCC-SLPSpeech-Language Pathologist1134863319
  3. Morgan ClampittSpeech-Language Pathologist1386561017
  4. Eva NadeauOccupational Therapist1417674979
  5. Bonnie PayneSpeech-Language Pathologist1699345405
  6. Kaitlin ShaoPhysical Therapist1831074343

Verify Hsihsin Liu 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 26215    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

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Hsihsin Liu among 9,244 occupational therapist records in California

Hsihsin Liu, OTR/L is one of 9,244 occupational therapist records with a practice address in California. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2024, is newer than 82% of them.

  • NPI issued2024 · 82% of these records are older, 13% newer
  • In a Medicare fileNo · 9% of these records are
  • In the CMS Doctors and Clinicians fileNo · 10% of these records are
  • Record last updated2024 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225X00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 occupational therapist records list a practice address in Rancho Santa Margarita

They are 11 of the 479 NPPES records with a practice address in Rancho Santa Margarita, and 9,244 occupational therapist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 9,244 in California → Every provider in Rancho Santa Margarita → Occupational Therapist nationwide →

The 8 occupational therapist records with the nearest ZIP codes

  1. Paige BoggessRancho Santa Margarita, CA 926881477352185
  2. Tara Farry, OTR/LRancho Santa Margarita, CA 926881487297776
  3. Susan Gaebler, BSRancho Santa Margarita, CA 926881477875276
  4. Kaelyn Green, MA OTR/LRancho Santa Margarita, CA 926881619566999
  5. Alexa Kennedy, OTR/LRancho Santa Margarita, CA 926881467956136
  6. Morgan Kollenda, OTR/LRancho Santa Margarita, CA 926881215579347
  7. Eva NadeauRancho Santa Margarita, CA 926881417674979
  8. Celeste RichardsRancho Santa Margarita, CA 926881801723929

Common questions

What is Hsihsin Liu, OTR/L's NPI number?

Hsihsin Liu, OTR/L's National Provider Identifier (NPI) is 1922858976, issued on Mar 25, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Hsihsin Liu, OTR/L located?

The NPPES record lists a practice address at 29811 Santa Margarita Pkwy Ste 600, Rancho Santa Margarita, CA, 92688. Phone: (543) 794-9600. Providers update this record themselves, so call before visiting.

How can I verify Hsihsin Liu, OTR/L's license?

NPPES lists California license number 26215, 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. 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.