NPPES file of Aug 9, 2026

Allyson Basch, OTD

Occupational Therapist · Westlake Village, CA

Allyson Basch, OTD is an occupational therapist with a practice address in Westlake Village, California, and NPI 1427811694, issued on Jan 31, 2024. Check the license (California 20330, 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
1427811694
Name
Allyson Basch
Credential
OTD
Primary taxonomy
Occupational Therapist 225X00000X
License number
20330 CA
Self-reported in NPPES; status is on the state search
Practice location
95 Duesenberg Dr, Westlake Village, CA 91362
Phone
(818) 468-6206
Enumerated
Jan 31, 2024
Record last updated
Jan 31, 2024
Medicare enrollment
Enrolled (PECOS I20240227003115); 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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Verify Allyson Basch 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 20330
    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. Two Trees Physical Therapy And Wellness IncVentura, CA

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

31 occupational therapist records list a practice address in Westlake Village

They are 31 of the 1,397 NPPES records with a practice address in Westlake Village, and 9,244 occupational therapist records in California.

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 Allyson Basch, OTD's NPI number?

Allyson Basch, OTD's National Provider Identifier (NPI) is 1427811694, issued on Jan 31, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Allyson Basch, OTD located?

The NPPES record lists a practice address at 95 Duesenberg Dr, Westlake Village, CA, 91362. Phone: (818) 468-6206. Providers update this record themselves, so call before visiting.

How can I verify Allyson Basch, OTD's license?

NPPES lists California license number 20330, 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.