Mary Speiser
NPI 1396105870 · Clinical Social Worker · Passaic, NJ
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Speiser is a Clinical Social Worker provider in Passaic, NJ (NPI 1396105870).
Provider details
- NPI number
- 1396105870
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 44SC04508100 (NJ)
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
10 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
- 2016-02-26
- Last updated
- 2016-02-26
Frequently asked questions
- What is Mary Speiser's NPI number?
- Mary Speiser's National Provider Identifier (NPI) is 1396105870, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Speiser's specialty?
- Mary Speiser is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Speiser located?
- Mary Speiser's practice location on file with NPPES is 85 Crescent Ave, Passaic, NJ 07055-2437.
- What is Mary Speiser's phone number?
- The practice phone number listed in the NPPES registry for Mary Speiser is (973) 931-2276.
- Does Mary Speiser accept Medicare?
- Mary Speiser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Speiser's NPI active?
- Yes — Mary Speiser's NPI (1396105870) is active in the NPPES registry as of the last update on 2016-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.