NPPES file of Aug 9, 2026

Robert L. Weiss, L.I.C.S.W.

Clinical Social Worker · Boston, MA

Robert L. Weiss, L.I.C.S.W. is a clinical social worker with a practice address in Boston, Massachusetts, and NPI 1962541870, issued on Feb 6, 2007. Check the license (Massachusetts 1019755, as entered in NPPES) with the Massachusetts board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1962541870
Name
Robert L. Weiss
Credential
L.I.C.S.W.
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
1019755 MA
Self-reported in NPPES; status is on the state search
Practice location
45 Newbury St Ste 208, Boston, MA 02116
Phone
(617) 633-0764
Enumerated
Feb 6, 2007
Record last updated
Jan 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(617) 531-2072
Medicare enrollment
Enrolled (PECOS I20070925000181); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Verify Robert L. Weiss in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 1019755
    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 Massachusetts license search

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Robert L. Weiss among 17,815 clinical social worker records in Massachusetts

Robert L. Weiss, L.I.C.S.W. is one of 17,815 clinical social worker records with a practice address in Massachusetts. 8% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 15% of them.

  • NPI issued2007 · 15% of these records are older, 70% newer
  • In a Medicare fileNo · 8% of these records are
  • In the CMS Doctors and Clinicians fileYes · 17% of these records are
  • Graduated1987 · median 2004 among the 3,059 with a school on file
  • Record last updated2018 · 68% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,906 clinical social worker records list a practice address in Boston

They are 1,906 of the 41,865 NPPES records with a practice address in Boston, and 17,815 clinical social worker records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical social worker records with the nearest ZIP codes

  1. Carol Axelrod, L.I.C.S.W.Boston, MA 021161376641506
  2. Claire Bonfilio, LICSWBoston, MA 021161063513349
  3. David Brennan, MSW, LICSWBoston, MA 021161750473369
  4. John Delle Chiaie, LICSWBoston, MA 021161326063520
  5. Becky Duddy-Burke, LICSWBoston, MA 021161205869344
  6. Jennifer Erbe Leggett, MSW, LICSWBoston, MA 021161689618134
  7. Adam Glick, LICSWBoston, MA 021161134110489
  8. Robert Haas, MSW, MA, LICSWBoston, MA 021161437249208

Common questions

What is Robert L. Weiss, L.I.C.S.W.'s NPI number?

Robert L. Weiss, L.I.C.S.W.'s National Provider Identifier (NPI) is 1962541870, issued on Feb 6, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Robert L. Weiss, L.I.C.S.W. located?

The NPPES record lists a practice address at 45 Newbury St Ste 208, Boston, MA, 02116. Phone: (617) 633-0764. Providers update this record themselves, so call before visiting.

How can I verify Robert L. Weiss, L.I.C.S.W.'s license?

NPPES lists Massachusetts license number 1019755, as entered by the provider. 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. 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.