Kathryn Diffley, COTA/L
Occupational Therapy Assistant · Slate Hill, NY
Kathryn Diffley, COTA/L is an occupational therapy assistant with a practice address in Slate Hill, New York, and NPI 1154811602, issued on May 10, 2018. Check the license (New York 009703-1, as entered in NPPES) with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Kathryn Diffley
- Credential
- COTA/L
- Primary taxonomy
- Occupational Therapy Assistant 224Z00000X
- License number
- 009703-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 181 Guinea Hill RD, Slate Hill, NY 10973
- Phone
- (845) 355-3232
- Enumerated
- May 10, 2018
- Record last updated
- Sep 15, 2025
- Entity
- Type 1 · individual
Also registered at 181 Guinea Hill RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jennifer ChristensenOccupational Therapy Assistant1215182365
- Michelle ConklinOccupational Therapist1417341298
- Krista DromazosSchool Social Worker1962329433
- Jaclynn OrobelloSpeech-Language Pathologist1104756071
- Bonnie RedlingOccupational Therapist1003399833
- Kristin VolavkaSpeech-Language Pathologist1558150607
Verify Kathryn Diffley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 009703-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
6 occupational therapy assistant records list a practice address in Slate Hill
They are 6 of the 52 NPPES records with a practice address in Slate Hill, and 2,732 occupational therapy assistant records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 6 in Slate Hill → All 2,732 in New York → Every provider in Slate Hill →
Other occupational therapy assistant records in New York
- Tamara AbadiCedarhurst, NY1013547751
- Jennifer Abate, OTAGreenville, NY1598068652
- Melissa Abbey, OTAHuntington Station, NY1598068678
- Dawn AbbruzziNew York, NY1174813414
- Shazam AbdulNew York, NY1629202833
- Umma AbdullahiYonkers, NY1700152964
- Caroline AbernathyPlainview, NY1841756046
- Trina Abraham, OTA/LNew York, NY1588835193
- Jessica AbramsSmithtown, NY1255205456
- Nicola AbramsBrooklyn, NY1497263180
Common questions
What is Kathryn Diffley, COTA/L's NPI number?
Kathryn Diffley, COTA/L's National Provider Identifier (NPI) is 1154811602, issued on May 10, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn Diffley, COTA/L located?
The NPPES record lists a practice address at 181 Guinea Hill RD, Slate Hill, NY, 10973. Phone: (845) 355-3232. Providers update this record themselves, so call before visiting.
How can I verify Kathryn Diffley, COTA/L's license?
NPPES lists New York license number 009703-1, as entered by the provider. Search the New York 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.