NPPES file of Aug 9, 2026

John Freienbergs, LICSW

Clinical Social Worker · Worcester, MA

John Freienbergs, LICSW is a clinical social worker with a practice address in Worcester, Massachusetts, and NPI 1679597678, issued on Jul 26, 2006. Check the license (Massachusetts 1020823, 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
1679597678
Name
John Freienbergs
Credential
LICSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
1020823 MA
Self-reported in NPPES; status is on the state search
Practice location
108 Grove St, Worcester, MA 01605
Phone
(508) 753-3220
Enumerated
Jul 26, 2006
Record last updated
Mar 21, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(508) 753-3224
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 108 Grove St

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

  1. Kirsten AveryCase Manager/Care Coordinator1194481564
  2. Colleen Callahan, M.ED., BCBA, LABABehavior Analyst1447053301
  3. Gina Cole, LICSWClinical Social Worker1629092556
  4. Stephanie Collins-RankinMental Health Counselor1609674985
  5. Judyth ColonClinical Social Worker1801629092
  6. Christina CostaSocial Worker1407626146

Verify John Freienbergs 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 1020823
    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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John Freienbergs among 17,815 clinical social worker records in Massachusetts

John Freienbergs, 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 not. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 85% newer
  • In a Medicare fileNo · 8% of these records are
  • In the CMS Doctors and Clinicians fileNo · 17% of these records are
  • 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).

611 clinical social worker records list a practice address in Worcester

They are 611 of the 13,166 NPPES records with a practice address in Worcester, 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. James Barker, LICSWWorcester, MA 016051801969191
  2. Gina Cole, LICSWWorcester, MA 016051629092556
  3. Jennifer Croft, LCSWWorcester, MA 016051326082918
  4. Ellen Curley, LICSWWorcester, MA 016051649357989
  5. James Direda, LICSW, PH.D.Worcester, MA 016051699888479
  6. Nathan Dittmer, L.I.C.S.W.Worcester, MA 016051801834874
  7. Mary Fierro, LICSWWorcester, MA 016051962468876
  8. Deborah Floyd, LICSWWorcester, MA 016051154339950

Common questions

What is John Freienbergs, LICSW's NPI number?

John Freienbergs, LICSW's National Provider Identifier (NPI) is 1679597678, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Freienbergs, LICSW located?

The NPPES record lists a practice address at 108 Grove St, Worcester, MA, 01605. Phone: (508) 753-3220. Providers update this record themselves, so call before visiting.

How can I verify John Freienbergs, LICSW's license?

NPPES lists Massachusetts license number 1020823, 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.