Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

MS. Diane Mallach, LCSW

Individual provider Clinical Social Worker · NPI 1508966417

MS. Diane Mallach, LCSW is a Clinical Social Worker in Belleville, New Jersey. Qualified in 1973, 53 years ago. Accepts Medicare assignment and offers telehealth. Licensed in New Jersey.

Years since qualifying
53
Licensed in
NJ
In the registry since
2006
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

50 Newark Ave #306
Belleville, NJ 07109
Phone: (973) 450-0220
Fax: (973) 450-0162
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 44SC00284200 (NJ)

Record details

NPI number1508966417
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedSeptember 22, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1973 (53 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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