IndividualActive
Matthew Sidler
NPI 1093488520 · Clinical Social Worker · Montclair, NJ
Matthew Sidler is a Clinical Social Worker provider in Montclair, NJ (NPI 1093488520).
Provider details
- NPI number
- 1093488520
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES 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
75 Midland Ave Ste 3
Montclair, NJ 07042-2915
Phone: (973) 532-2132
Street-level locationGet directions
Mailing address
301 Claremont Ave Apt 3
Montclair, NJ 07042-2832
Registry dates
- Enumerated
- 2021-07-29
- Last updated
- 2026-02-25
- Certified
- 2026-02-25
Frequently asked questions
- What is Matthew Sidler's NPI number?
- Matthew Sidler's National Provider Identifier (NPI) is 1093488520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Sidler's specialty?
- Matthew Sidler is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Matthew Sidler located?
- Matthew Sidler's practice location on file with NPPES is 75 Midland Ave Ste 3, Montclair, NJ 07042-2915.
- What is Matthew Sidler's phone number?
- The practice phone number listed in the NPPES registry for Matthew Sidler is (973) 532-2132.
- Is Matthew Sidler's NPI active?
- Yes — Matthew Sidler's NPI (1093488520) is active in the NPPES registry as of the last update on 2026-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.