Justin Marcus
Social Worker · Montclair, NJ
Justin Marcus is a social worker with a practice address in Montclair, New Jersey, and NPI 1578136784, issued on Jul 24, 2021. Check the license with the New Jersey board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Justin Marcus
- Primary taxonomy
- Social Worker 104100000X
- Practice location
- 51 Upper Montclair Plz Ste 27, Montclair, NJ 07043
- Phone
- (973) 975-8699
- Enumerated
- Jul 24, 2021
- Record last updated
- Jul 24, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest social worker records → All 4,242 in New Jersey → Look up another NPI →
Also registered at 51 Upper Montclair Plz Ste 27
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Basya Gruber, LSWSocial Worker1508724683
- Jessyka LombanaClinical Social Worker1427648336
- Amy Origlieri, PHDClinical Psychologist1841642444
- Shoshana Richter, PSY.D.Psychologist1881459717
- Jill SohnMental Health Counselor1427789452
Verify Justin Marcus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Jersey 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
Justin Marcus among 4,242 social worker records in New Jersey
Justin Marcus is one of 4,242 social worker records with a practice address in New Jersey. 5% 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 2021, is newer than 44% of them.
- NPI issued2021 · 44% of these records are older, 48% newer
- In a Medicare fileNo · 5% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2021 · 43% 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
50 social worker records list a practice address in Montclair
They are 50 of the 1,402 NPPES records with a practice address in Montclair, and 4,242 social worker records in New Jersey. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 4,242 in New Jersey → Every provider in Montclair → Social Worker nationwide →
The 8 social worker records with the nearest ZIP codes
- Stacey Comini, LCSWUpper Montclair, NJ 070431417145608
- Alessandra Ducasse, LCSWMontclair, NJ 070431194209593
- Sara FeldmanMontclair, NJ 070431346868304
- Dawn Fried, MSW LCSWUpper Montclair, NJ 070431033227038
- Martha JaikissoonMontclair, NJ 070431316546534
- Aliza KaplanMontclair, NJ 070431730757287
- Michelle Lago, LSWUpper Montclair, NJ 070431740951060
- Claudia Palma, LSWMontclair, NJ 070431699455154
Common questions
What is Justin Marcus's NPI number?
Justin Marcus's National Provider Identifier (NPI) is 1578136784, issued on Jul 24, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Justin Marcus located?
The NPPES record lists a practice address at 51 Upper Montclair Plz Ste 27, Montclair, NJ, 07043. Phone: (973) 975-8699. Providers update this record themselves, so call before visiting.
How can I verify Justin Marcus's license?
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.
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.