NPPES file of Aug 9, 2026

Roberto Eli Ayala

Occupational Therapist · Ontario, CA

Roberto Eli Ayala is an occupational therapist with a practice address in Ontario, California, and NPI 1922695816, issued on Dec 24, 2020. Check the license (California 18954, 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
1922695816
Name
Roberto Eli Ayala
Primary taxonomy
Occupational Therapist 225X00000X
License number
18954 CA
Self-reported in NPPES; status is on the state search
Practice location
901 Via Piemonte Ste 120, Ontario, CA 91764
Phone
(888) 871-0766
Enumerated
Dec 24, 2020
Record last updated
Dec 24, 2020 (not updated in 6 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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Verify Roberto Eli Ayala 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 18954    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
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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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Occupational Therapist providers in California

There are 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 Ontario →

Other occupational therapist records in California

  1. Michael AaenNapa, CA1417627464
  2. Andrea Jenine AbadLos Angeles, CA1043883176
  3. Mary AbarquezLos Angeles, CA1174160196
  4. Loreelei Abbariao, OTRBuena Park, CA1619218179
  5. Amira Abbasi, OTR/LMenlo Park, CA1952867236
  6. Katherine Abbey, MA-OTR/LPasadena, CA1952689770
  7. Dana Abbott, OTR/LVista, CA1023593530
  8. Laura Abbott, CHTSalinas, CA1154305019
  9. Nicole AbdallahPalo Alto, CA1598578379
  10. Nurhana Abdul RahimBrentwood, CA1689383077

Common questions

What is Roberto Eli Ayala's NPI number?

Roberto Eli Ayala's National Provider Identifier (NPI) is 1922695816, issued on Dec 24, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Roberto Eli Ayala located?

The NPPES record lists a practice address at 901 Via Piemonte Ste 120, Ontario, CA, 91764. Phone: (888) 871-0766. Providers update this record themselves, so call before visiting.

How can I verify Roberto Eli Ayala's license?

NPPES lists California license number 18954, 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.