NPPES file of Aug 9, 2026

Marybreen Oconnor, LCSW

Clinical Social Worker · Highland Park, NJ

Marybreen Oconnor, LCSW is a clinical social worker with a practice address in Highland Park, New Jersey, and NPI 1053857292, issued on Jan 11, 2017. Check the license (New Jersey 44SC05708700, as entered in NPPES) with the New Jersey 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
1053857292
Name
Marybreen Oconnor
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
44SC05708700 NJ
Self-reported in NPPES; status is on the state search
Practice location
320 Raritan Ave, Highland Park, NJ 08904
Phone
(732) 395-7351
Enumerated
Jan 11, 2017
Record last updated
Jan 11, 2017 (not updated in 9 years: call before relying on the address or phone)
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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8 nearest clinical social worker records → All 9,790 in New Jersey → Look up another NPI →

Also registered at 320 Raritan Ave

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

  1. Kenneth Anolik, MDInternal Medicine Physician1134197254
  2. David FosterAddiction (Substance Use Disorder) Counselor1891672267
  3. Jonathan Huston-Wong, PSY.D.Clinical Psychologist1184688905
  4. Maria Katonak, L.C.S.W.Clinical Social Worker1578611083
  5. Deirdre Kramer, PH.D.Clinical Psychologist1225162829
  6. Carolyn Mohwinkle, MSW,LCSWClinical Social Worker1407294283

Verify Marybreen Oconnor in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New Jersey board licenses this profession
    Search for license 44SC05708700    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 New Jersey 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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Marybreen Oconnor among 9,790 clinical social worker records in New Jersey

Marybreen Oconnor, LCSW is one of 9,790 clinical social worker records with a practice address in New Jersey. 12% 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 2017, is newer than 57% of them.

  • NPI issued2017 · 57% of these records are older, 40% newer
  • In a Medicare fileNo · 12% of these records are
  • In the CMS Doctors and Clinicians fileNo · 22% of these records are
  • Record last updated2017 · 59% 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

82 clinical social worker records list a practice address in Highland Park

They are 82 of the 435 NPPES records with a practice address in Highland Park, and 9,790 clinical social worker records in New Jersey. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 9,790 in New Jersey → Every provider in Highland Park → Clinical Social Worker nationwide →

The 8 clinical social worker records with the nearest ZIP codes

  1. Francine Ackerman, LCSWHighland Park, NJ 089041699830109
  2. Wendy Christopher, MSWHighland Park, NJ 089041528124682
  3. Donna Distefano, LCSW. LCADCHighland Park, NJ 089041760560049
  4. Ann Flower, MSW, LCSWHighland Park, NJ 089041104829969
  5. Madeleine Gerber, MSW LCSWHighland Park, NJ 089041548327836
  6. Maria Katonak, L.C.S.W.Highland Park, NJ 089041578611083
  7. Hana Melnik, LCSWHighland Park, NJ 089041215014972
  8. Lisa Moschello, MSW, LCSWHighland Park, NJ 089041972664514

Common questions

What is Marybreen Oconnor, LCSW's NPI number?

Marybreen Oconnor, LCSW's National Provider Identifier (NPI) is 1053857292, issued on Jan 11, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Marybreen Oconnor, LCSW located?

The NPPES record lists a practice address at 320 Raritan Ave, Highland Park, NJ, 08904. Phone: (732) 395-7351. Providers update this record themselves, so call before visiting.

How can I verify Marybreen Oconnor, LCSW's license?

NPPES lists New Jersey license number 44SC05708700, as entered by the provider. Search the New Jersey 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.