Katherine Mitchell, LCSW
Social Worker · Sag Harbor, NY
Katherine Mitchell, LCSW is a social worker with a practice address in Sag Harbor, New York, and NPI 1376553362, issued on Aug 9, 2006. Check the license (New York 0424691, 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
- Katherine Mitchell
- Credential
- LCSW
- Primary taxonomy
- Social Worker 104100000X
- License number
- 0424691 NY
Self-reported in NPPES; status is on the state search - Practice location
- 3297 Noyac RD, Sag Harbor, NY 11963
- Phone
- (631) 481-6550
- Enumerated
- Aug 9, 2006
- Record last updated
- Apr 14, 2014 (not updated in 12 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 3297 Noyac RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christine Borelli, PHDPsychologist1598978322
Verify Katherine Mitchell 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 0424691Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4 social worker records list a practice address in Sag Harbor
They are 4 of the 83 NPPES records with a practice address in Sag Harbor, and 23,561 social worker records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 4 in Sag Harbor → All 23,561 in New York → Every provider in Sag Harbor →
Other social worker records in New York
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- Desiree AaronBronx, NY1851277875
- Joy Aaron, LMSWAlbany, NY1295376192
- Fay Aaronson, LCSW-RMargaretville, NY1710253224
- Iliana Abad, LMSWBrooklyn, NY1427328194
- Samantha AbadNew York, NY1831948561
- Angelyse Abalco, LMSWSmithtown, NY1083255251
- Nicola Abbadessa, LCSWRego Park, NY1235239310
- Fadhil AbbasBuffalo, NY1588222418
- Marya Abbas, LMSWJackson Heights, NY1770355190
Common questions
What is Katherine Mitchell, LCSW's NPI number?
Katherine Mitchell, LCSW's National Provider Identifier (NPI) is 1376553362, issued on Aug 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Mitchell, LCSW located?
The NPPES record lists a practice address at 3297 Noyac RD, Sag Harbor, NY, 11963. Phone: (631) 481-6550. Providers update this record themselves, so call before visiting.
How can I verify Katherine Mitchell, LCSW's license?
NPPES lists New York license number 0424691, 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.