Registry data as of Aug 27, 2026

Leslie Orenstein, MSW

Social Worker · Stonington, CT

Leslie Orenstein, MSW is a social worker with a practice address in Stonington, Connecticut, and NPI 1093819088, issued on Sep 11, 2006. Check the license (Connecticut 003059, as entered in NPPES) with the Connecticut board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1093819088
Name
Leslie Orenstein
Credential
MSW
Primary taxonomy
Social Worker 104100000X
License number
003059 CT
Self-reported in NPPES; status is on the state search
Practice location
808 Stonington Road, Stonington, CT 06378
Phone
(860) 535-9920
Enumerated
Sep 11, 2006
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 Leslie Orenstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 003059
    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 Connecticut 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.

2 social worker records list a Stonington practice address

They are 2 of the 48 NPPES records with a Stonington practice address, and 2,339 social worker records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other social worker records in Connecticut

  1. Cassandra AamodtNew Britain, CT1801355219
  2. Kimberly Abram, LCSWBozrah, CT1407005341
  3. Hilda AcevedoManchester, CT1609426139
  4. Victor AcevedoManchester, CT1265185722
  5. Alyssa Ackerson, LMSWEssex, CT1083182778
  6. Tamara Acosta, BSWPlainville, CT1629239421
  7. Alison Adams, LMSWMansfield Center, CT1033992797
  8. Kaitlyn Adams, MSWManchester, CT1275882649
  9. Sara AdamsonWethersfield, CT1871425256
  10. Breana AdelmanNorwalk, CT1154199651

Common questions

What is Leslie Orenstein, MSW's NPI number?

Leslie Orenstein, MSW's National Provider Identifier (NPI) is 1093819088, issued on Sep 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Leslie Orenstein, MSW located?

The NPPES record lists a practice address at 808 Stonington Road, Stonington, CT, 06378. Phone: (860) 535-9920. Providers update this record themselves, so call before visiting.

How can I verify Leslie Orenstein, MSW's license?

NPPES lists Connecticut license number 003059, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.