Wiliam David Hirschaut, MSW
Social Worker · Lexington, MA
Wiliam David Hirschaut, MSW is a social worker with a practice address in Lexington, Massachusetts, and NPI 1568615599, issued on Nov 4, 2008. Check the license with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Wiliam David Hirschaut
- Credential
- MSW
- Primary taxonomy
- Social Worker 104100000X
- Practice location
- 1040 Waltham St, Lexington, MA 02421
- Phone
- (781) 862-3600
- Enumerated
- Nov 4, 2008
- Record last updated
- Nov 4, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (781) 860-7636
- Medicaid ID
- 1303287 MA
- Medicare enrollment
- Enrolled (PECOS I20200901001946); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest social worker records → All 5,517 in Massachusetts → Look up another NPI →
Also registered at 1040 Waltham St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Wiliam David Hirschaut in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this professionCheck 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
- Integrated Behavioral Care New England LLCNorth Andover, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Wiliam David Hirschaut among 5,517 social worker records in Massachusetts
Wiliam David Hirschaut, MSW is one of 5,517 social worker records with a practice address in Massachusetts. 5% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 12% of them.
- NPI issued2008 · 12% of these records are older, 85% newer
- In a Medicare fileYes · 5% of these records are
- In the CMS Doctors and Clinicians fileYes · 8% of these records are
- Graduated2008 · median 2012 among the 435 with a school on file
- Record last updated2008 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
24 social worker records list a practice address in Lexington
They are 24 of the 1,467 NPPES records with a practice address in Lexington, and 5,517 social worker records in Massachusetts.
All 5,517 in Massachusetts → Every provider in Lexington → Social Worker nationwide →
The 8 social worker records with the nearest ZIP codes
- Sari Alter, LICSWLexington, MA 024211861973398
- Mikaela Army, MSWLexington, MA 024211275265068
- Christine Becker, L.I.C.S.W.Lexington, MA 024211558427013
- Sally Bowie, LICSWLexington, MA 024211306905252
- Elizabeth Brach, LICSWLexington, MA 024211710450481
- Shaunna BraidLexington, MA 024211750012860
- Jennifer Famiglietti, LICSWLexington, MA 024211356858070
- Nicolle HouLexington, MA 024211699476242
Common questions
What is Wiliam David Hirschaut, MSW's NPI number?
Wiliam David Hirschaut, MSW's National Provider Identifier (NPI) is 1568615599, issued on Nov 4, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Wiliam David Hirschaut, MSW located?
The NPPES record lists a practice address at 1040 Waltham St, Lexington, MA, 02421. Phone: (781) 862-3600. Providers update this record themselves, so call before visiting.
How can I verify Wiliam David Hirschaut, MSW's license?
Search the Massachusetts 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.