IndividualActive
Mariel Stern, LMSW
NPI 1447434402 · Clinical Social Worker · New York, NY
Mariel Stern, LMSW is a Clinical Social Worker provider in New York, NY (NPI 1447434402).
Provider details
- NPI number
- 1447434402
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- No
- License
- 72 073347 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
1 Gustave Levy Place
Box 1252
New York, NY 10029-6574
Phone: (212) 241-6800
Street-level locationGet directions
Mailing address
1 Gustave Levy Place
New York, NY 10029-6574
Registry dates
- Enumerated
- 2007-12-26
- Last updated
- 2007-12-26
Frequently asked questions
- What is Mariel Stern's NPI number?
- Mariel Stern's National Provider Identifier (NPI) is 1447434402, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariel Stern's specialty?
- Mariel Stern is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mariel Stern located?
- Mariel Stern's practice location on file with NPPES is 1 Gustave Levy Place, New York, NY 10029-6574.
- What is Mariel Stern's phone number?
- The practice phone number listed in the NPPES registry for Mariel Stern is (212) 241-6800.
- Is Mariel Stern's NPI active?
- Yes — Mariel Stern's NPI (1447434402) is active in the NPPES registry as of the last update on 2007-12-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.