Katherine Detwiler, OTR/L
Occupational Therapist · San Jose, CA
Katherine Detwiler, OTR/L is an occupational therapist with a practice address in San Jose, California, and NPI 1033578349, issued on Feb 15, 2016. Check the license (California 12542, 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.
- Name
- Katherine Detwiler
- Credential
- OTR/L
- Primary taxonomy
- Occupational Therapist 225X00000X
- License number
- 12542 CA
Self-reported in NPPES; status is on the state search - Practice location
- 826 N Winchester Blvd, San Jose, CA 95128
- Phone
- (408) 337-2727
- Enumerated
- Feb 15, 2016
- Record last updated
- Feb 15, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 826 N Winchester Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Nishi ThomasSpeech-Language Pathologist1902358229
- Michael Underwood, OTR/LPediatric Occupational Therapist1568924249
Verify Katherine Detwiler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 12542Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
245 occupational therapist records list a practice address in San Jose
They are 245 of the 20,925 NPPES records with a practice address in San Jose, and 9,244 occupational therapist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 245 in San Jose → All 9,244 in California → Every provider in San Jose →
Other occupational therapist records in California
- Michael AaenNapa, CA1417627464
- Andrea Jenine AbadLos Angeles, CA1043883176
- Mary AbarquezLos Angeles, CA1174160196
- Loreelei Abbariao, OTRBuena Park, CA1619218179
- Amira Abbasi, OTR/LMenlo Park, CA1952867236
- Katherine Abbey, MA-OTR/LPasadena, CA1952689770
- Dana Abbott, OTR/LVista, CA1023593530
- Laura Abbott, CHTSalinas, CA1154305019
- Nicole AbdallahPalo Alto, CA1598578379
- Nurhana Abdul RahimBrentwood, CA1689383077
Common questions
What is Katherine Detwiler, OTR/L's NPI number?
Katherine Detwiler, OTR/L's National Provider Identifier (NPI) is 1033578349, issued on Feb 15, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Detwiler, OTR/L located?
The NPPES record lists a practice address at 826 N Winchester Blvd, San Jose, CA, 95128. Phone: (408) 337-2727. Providers update this record themselves, so call before visiting.
How can I verify Katherine Detwiler, OTR/L's license?
NPPES lists California license number 12542, 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.