Marie-Anne M. Leinhaas, LCSW
Clinical Social Worker · Westerly, RI
Marie-Anne M. Leinhaas, LCSW is a clinical social worker with a practice address in Westerly, Rhode Island, and NPI 1437287638, issued on Mar 1, 2007. Check the license (Rhode Island ISW00979, as entered in NPPES) with the Rhode Island board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marie-Anne M. Leinhaas
- Credential
- LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- ISW00979 RI
Self-reported in NPPES; status is on the state search - Practice location
- 11 Wells St, Westerly, RI 02891
- Phone
- (401) 596-4769
- Enumerated
- Mar 1, 2007
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (401) 596-4276
- Medicaid ID
- ML41956 RI
- Medicare enrollment
- Enrolled (PECOS I20040720001168); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 2,438 in Rhode Island → Look up another NPI →
Also registered at 11 Wells St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shannon Brennan, CCHWCommunity Health Worker1295628444
- Adam Kaufman, D.M.D.General Practice Dentistry1164492310
- Paul Leinhaas, LCSWClinical Social Worker1336277565
- Deborah Musto, LMHCCounselor1740203058
- Rebecca Vanasse, M.D.Hematology & Oncology Physician1861666539
- Rebecca Woodward, D.M.D.General Practice Dentistry1699755371
Verify Marie-Anne M. Leinhaas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Rhode Island board licenses this profession
Search for license ISW00979Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Gateway Healthcare IncProvidence, RI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marie-Anne M. Leinhaas among 2,438 clinical social worker records in Rhode Island
Marie-Anne M. Leinhaas, LCSW is one of 2,438 clinical social worker records with a practice address in Rhode Island. 14% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 17% of them.
- NPI issued2007 · 17% of these records are older, 69% newer
- In a Medicare fileYes · 14% of these records are
- In the CMS Doctors and Clinicians fileYes · 24% of these records are
- Graduated1981 · median 2011 among the 574 with a school on file
- Record last updated2007 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
33 clinical social worker records list a practice address in Westerly
They are 33 of the 416 NPPES records with a practice address in Westerly, and 2,438 clinical social worker records in Rhode Island.
All 2,438 in Rhode Island → Every provider in Westerly → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- M. Christine Currier, LICSWWesterly, RI 028911568473528
- Michael Derosa, LICSWWesterly, RI 028911972568921
- Marian Faller, LICSWWesterly, RI 028911730272014
- Kristyn Hill, LICSWWesterly, RI 028911568554376
- Kyle Hopkins, LICSWWesterly, RI 028911659457828
- Elizabeth Hyman, LICSWWesterly, RI 028911598876211
- Kimberly Kralicky, LICSWWesterly, RI 028911336259407
- Paul Leinhaas, LCSWWesterly, RI 028911336277565
Common questions
What is Marie-Anne M. Leinhaas, LCSW's NPI number?
Marie-Anne M. Leinhaas, LCSW's National Provider Identifier (NPI) is 1437287638, issued on Mar 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Marie-Anne M. Leinhaas, LCSW located?
The NPPES record lists a practice address at 11 Wells St, Westerly, RI, 02891. Phone: (401) 596-4769. Providers update this record themselves, so call before visiting.
How can I verify Marie-Anne M. Leinhaas, LCSW's license?
NPPES lists Rhode Island license number ISW00979, as entered by the provider. Search the Rhode Island 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.