NPPES file of Aug 9, 2026

Jonathan Joel Nathan, MSW. LICSW

Clinical Social Worker · Cambridge, MA

Jonathan Joel Nathan, MSW. LICSW is a clinical social worker with a practice address in Cambridge, Massachusetts, and NPI 1649309337, issued on Mar 5, 2007. Check the license (Massachusetts 1032266, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1649309337
Name
Jonathan Joel Nathan
Credential
MSW. LICSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
1032266 MA
Self-reported in NPPES; status is on the state search
Practice location
330 Mount Auburn St, Cambridge, MA 02138
Phone
(617) 499-5665
Enumerated
Mar 5, 2007
Record last updated
Mar 7, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20050927001418); 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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Also registered at 330 Mount Auburn St

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

  1. Zahra Abdul GhafoorInternal Medicine Physician1518375674
  2. Ellen Abele, LICSWClinical Social Worker1174696892
  3. Ritika Abhyankar, MDStudent in an Organized Health Care Education/Training Program1508551219
  4. Anthony Abner, MDRadiation Oncology Physician1487629127
  5. Susan Abookire, MDInternal Medicine Physician1407859762
  6. Samer Abujaber, MB BCH BAOInternal Medicine Physician1497137558

Verify Jonathan Joel Nathan 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 1032266
    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

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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The practice group's MIPS final score for 2023 (Medicare payment program): 68.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score69.9
  2. Costout of 100 · 30%33.9
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Arbour IncBoston, MA

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

Jonathan Joel Nathan among 17,815 clinical social worker records in Massachusetts

Jonathan Joel Nathan, MSW. LICSW 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. Its NPI, issued in 2007, is newer than 15% of them.

  • NPI issued2007 · 15% of these records are older, 70% newer
  • In a Medicare fileYes · 8% of these records are
  • In the CMS Doctors and Clinicians fileYes · 17% of these records are
  • Graduated2007 · median 2004 among the 3,059 with a school on file
  • Record last updated2011 · 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).

545 clinical social worker records list a practice address in Cambridge

They are 545 of the 5,145 NPPES records with a practice address in Cambridge, and 17,815 clinical social worker records in Massachusetts.

The 8 clinical social worker records with the nearest ZIP codes

  1. Dennis Balcom, MSWCambridge, MA 021381891785812
  2. Lauren Berman, M.S.W., L.I.C.S.W.Cambridge, MA 021381932198306
  3. Theresa Cohen, LICSWCambridge, MA 021381427149871
  4. Leslie CutlerCambridge, MA 021381043271471
  5. John Dugan, LICSWCambridge, MA 021381598797128
  6. Nadja Gould, LICSWCambridge, MA 021381245288497
  7. Sarah Kelly, LICSWCambridge, MA 021381518901917
  8. Eve Lesses, LICSWCambridge, MA 021381538110721

Common questions

What is Jonathan Joel Nathan, MSW. LICSW's NPI number?

Jonathan Joel Nathan, MSW. LICSW's National Provider Identifier (NPI) is 1649309337, issued on Mar 5, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Jonathan Joel Nathan, MSW. LICSW located?

The NPPES record lists a practice address at 330 Mount Auburn St, Cambridge, MA, 02138. Phone: (617) 499-5665. Providers update this record themselves, so call before visiting.

How can I verify Jonathan Joel Nathan, MSW. LICSW's license?

NPPES lists Massachusetts license number 1032266, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

What is Jonathan Joel Nathan, MSW. LICSW's MIPS final score?

The 2023 MIPS final score is 68.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.