NPPES file of Aug 9, 2026

Cassandra Gayle Guinto, COTA/L

Occupational Therapy Assistant · Downey, CA

Cassandra Gayle Guinto, COTA/L is an occupational therapy assistant with a practice address in Downey, California, and NPI 1215437595, issued on Feb 13, 2018. Check the license (California OTA4237, 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
1215437595
Name
Cassandra Gayle Guinto
Credential
COTA/L
Primary taxonomy
Occupational Therapy Assistant 224Z00000X
License number
OTA4237 CA
Self-reported in NPPES; status is on the state search
Practice location
7320 Firestone Blvd Ste 105, Downey, CA 90241
Phone
(562) 927-5820
Enumerated
Feb 13, 2018
Record last updated
Feb 13, 2018 (not updated in 8 years: call before relying on the address or phone)
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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Also registered at 7320 Firestone Blvd Ste 105

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

  1. Nicole Ann Aniag, COTA/LOccupational Therapy Assistant1841923901
  2. Kimberlee ClementHand Occupational Therapist1457862039
  3. Ronaldo Garcia, PTAPhysical Therapy Assistant1457844805
  4. Kelly Kim, OTR/LOccupational Therapist1447882592
  5. Kiana Roberts, OTR/LOccupational Therapist1386229953

Verify Cassandra Gayle Guinto 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 OTA4237
    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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Cassandra Gayle Guinto among 1,869 occupational therapy assistant records in California

Cassandra Gayle Guinto, COTA/L is one of 1,869 occupational 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 not. Its NPI, issued in 2018, is newer than 38% of them.

  • NPI issued2018 · 38% of these records are older, 56% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2018 · 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 224Z00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Occupational Therapy Assistant providers in California

There are 1,869 occupational therapy assistant records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 occupational therapy assistant records with the nearest ZIP codes

  1. Nicole Ann Aniag, COTA/LDowney, CA 902411841923901
  2. Michael CervantesDowney, CA 902411699617811
  3. Daniel Gonzalez, COTA/LDowney, CA 902411265871057
  4. Liza HernandezDowney, CA 902411609215748
  5. Barbara Brewer, COTA/LDowney, CA 902421932636420
  6. Kathy ChungDowney, CA 902421598131229
  7. Amanda DufresneDowney, CA 902421184150401
  8. Amber GuirolaDowney, CA 902421518329945

Common questions

What is Cassandra Gayle Guinto, COTA/L's NPI number?

Cassandra Gayle Guinto, COTA/L's National Provider Identifier (NPI) is 1215437595, issued on Feb 13, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Cassandra Gayle Guinto, COTA/L located?

The NPPES record lists a practice address at 7320 Firestone Blvd Ste 105, Downey, CA, 90241. Phone: (562) 927-5820. Providers update this record themselves, so call before visiting.

How can I verify Cassandra Gayle Guinto, COTA/L's license?

NPPES lists California license number OTA4237, 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.

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.