Matthew Hertzberg
NPI 1932046158 · Clinical Social Worker · Millburn, NJ
Matthew Hertzberg is a Clinical Social Worker provider in Millburn, NJ (NPI 1932046158).
Provider details
- NPI number
- 1932046158
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Clinical Social Worker1041C0700X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2026-05-04
- Last updated
- 2026-05-28
- Certified
- 2026-05-28
Frequently asked questions
- What is Matthew Hertzberg's NPI number?
- Matthew Hertzberg's National Provider Identifier (NPI) is 1932046158, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Hertzberg's specialty?
- Matthew Hertzberg is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Matthew Hertzberg located?
- Matthew Hertzberg's practice location on file with NPPES is 96 Millburn Ave Ste 101, Millburn, NJ 07041-1941.
- What is Matthew Hertzberg's phone number?
- The practice phone number listed in the NPPES registry for Matthew Hertzberg is (917) 589-4602.
- Is Matthew Hertzberg's NPI active?
- Yes — Matthew Hertzberg's NPI (1932046158) is active in the NPPES registry as of the last update on 2026-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.