Mariel Feld, LCSW
NPI 1518513308 · Clinical Social Worker · Port Washington, NY
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mariel Feld, LCSW is a Clinical Social Worker provider in Port Washington, NY (NPI 1518513308).
Provider details
- NPI number
- 1518513308
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 093291 (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
6 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
- 2019-08-16
- Last updated
- 2024-12-18
- Certified
- 2024-12-18
Frequently asked questions
- What is Mariel Feld's NPI number?
- Mariel Feld's National Provider Identifier (NPI) is 1518513308, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariel Feld's specialty?
- Mariel Feld is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mariel Feld located?
- Mariel Feld's practice location on file with NPPES is 13 Harbor Hills Dr Apt 2101, Port Washington, NY 11050-1808.
- What is Mariel Feld's phone number?
- The practice phone number listed in the NPPES registry for Mariel Feld is (516) 698-7999.
- Does Mariel Feld accept Medicare?
- Mariel Feld is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mariel Feld's NPI active?
- Yes — Mariel Feld's NPI (1518513308) is active in the NPPES registry as of the last update on 2024-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.