MS. DIANE MALLACH (LCSW) – Clinical Social Worker, NPI 1508966417

MS. DIANE MALLACH (LCSW) is a healthcare provider. based in Maplewood, New Jersey. specializing in CLINICAL SOCIAL WORKER. They hold the professional credentials LCSW. They hold a License No. 44SC00284200 (NJ). The NPI Number for MS. DIANE MALLACH (LCSW) is 1508966417

Main info

Female
53 Years Of Experience
Accepts Medicare Assignment
Name
MS. DIANE MALLACH (LCSW)
NPI
1508966417
Phone
(201) 787-7142
Address
PO BOX 71
Enumeration Date
22 September 2006
Last Update Date
8 July 2007

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2017877142
Graduation Year
1973 (53 years ago)
PAC ID
9436114535
Professional Enrollment ID
I20041201000052
Address ID
NJ070431454UP248XXAVEX300
Telehealth
Yes
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

2,724 CLINICAL SOCIAL WORKER in NJ

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Provider Addresses for MS. DIANE MALLACH (LCSW)

  • PO BOX 71

    MAPLEWOOD, NJ 07040

    Phone: (201) 787-7142

    Fax: (973) 450-0162

    Type: Mailing

  • 50, Newark Avenue, Nutley, Essex County, New Jersey, 07110, United States

    #306

    BELLEVILLE, NJ 07109

    Phone: (973) 450-0220

    Fax: (973) 450-0162

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2004-12-01

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20041201000052IClinical Social WorkerNJTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
90834Psychotherapy, 45 minutes13714$0
View full utilization report →

Insurance plans in this area (ZIP 07040)

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Reviews

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Frequently asked questions

How do payers reference MS. DIANE MALLACH (LCSW)?
For MS. DIANE MALLACH (LCSW), use NPI 1508966417 as the unique 10-digit identifier.
Active or inactive — what applies to MS. DIANE MALLACH (LCSW)?
You should see MS. DIANE MALLACH (LCSW) as active in CMS-hosted NPPES data.
What area of care is associated with MS. DIANE MALLACH (LCSW)?
MS. DIANE MALLACH (LCSW)'s record emphasizes Clinical Social Worker. Clinical services aligned with this taxonomy classification.
What locale is associated with MS. DIANE MALLACH (LCSW)?
Directory geography for MS. DIANE MALLACH (LCSW) centers on Maplewood, New Jersey.
Can I trust this NPI listing for MS. DIANE MALLACH (LCSW)?
The listing is sourced from the national NPI registry. If something looks off, compare with NPPES and the clinic's website.

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