Marc Alter, LCSW
NPI 1073813903 · Clinical Social Worker · West New York, NJ
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Alter, LCSW is a Clinical Social Worker provider in West New York, NJ (NPI 1073813903).
Provider details
- NPI number
- 1073813903
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 077547 (NY)
Specialties & taxonomies
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
15 yrs in NPPES registry
- Profile completeness38% of score
100% 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
- 2010-10-26
- Last updated
- 2010-10-26
Frequently asked questions
- What is Marc Alter's NPI number?
- Marc Alter's National Provider Identifier (NPI) is 1073813903, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Alter's specialty?
- Marc Alter is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marc Alter located?
- Marc Alter's practice location on file with NPPES is 6405 Blvd East, West New York, NJ 07093-4121.
- What is Marc Alter's phone number?
- The practice phone number listed in the NPPES registry for Marc Alter is (646) 345-9068.
- Does Marc Alter accept Medicare?
- Marc Alter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Alter's NPI active?
- Yes — Marc Alter's NPI (1073813903) is active in the NPPES registry as of the last update on 2010-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.