NPPES file of Aug 9, 2026

Hannah Margaret Dorff, LCSW

Clinical Social Worker · Griswold, CT

Hannah Margaret Dorff, LCSW is a clinical social worker with a practice address in Griswold, Connecticut, and NPI 1194346783, issued on May 5, 2020. Check the license (Connecticut 12158, as entered in NPPES) with the Connecticut 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
1194346783
Name
Hannah Margaret Dorff
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
12158 CT
Self-reported in NPPES; status is on the state search
Practice location
226 E Main St, Griswold, CT 06351
Phone
(860) 822-2818
Enumerated
May 5, 2020
Record last updated
Feb 21, 2023
Medicare enrollment
Enrolled (PECOS I20220527000295); 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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Also registered at 226 E Main St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kathleen Bradley, LPCProfessional Counselor1629735402

Verify Hannah Margaret Dorff 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 12158
    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.

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Bills Medicare through one group practice

  1. United Community And Family Services, IncNorwich, CT

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

3 clinical social worker records list a practice address in Griswold

They are 3 of the 32 NPPES records with a practice address in Griswold, and 7,729 clinical social worker records in Connecticut.

Other clinical social worker records in Connecticut

  1. Pirjo Aalto-Fischer, LCSWNew Haven, CT1225473655
  2. Lois Aaron, MSWWest Hartford, CT1447317185
  3. Lisa AaronbergDanielson, CT1740176510
  4. Ingrid AaronsNorwalk, CT1952119158
  5. Kori Abarzua, LCSWBristol, CT1891419578
  6. Jessica Abate, LCSWWest Simsbury, CT1467670596
  7. Laura Abbatemarco, M.S.W.West Hartford, CT1801067459
  8. Luciano Abbatemarco, LCSWHartford, CT1891096764
  9. Daisy Abbott, LCSWMiddletown, CT1831112424
  10. Khalilah AbdulrahimWoodbridge, CT1063087914

Common questions

What is Hannah Margaret Dorff, LCSW's NPI number?

Hannah Margaret Dorff, LCSW's National Provider Identifier (NPI) is 1194346783, issued on May 5, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Hannah Margaret Dorff, LCSW located?

The NPPES record lists a practice address at 226 E Main St, Griswold, CT, 06351. Phone: (860) 822-2818. Providers update this record themselves, so call before visiting.

How can I verify Hannah Margaret Dorff, LCSW's license?

NPPES lists Connecticut license number 12158, 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), 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.