Janette Marsac, LMSW, RDN
NPI 1518106392 · Social Worker · Freeport, NY
Janette Marsac, LMSW, RDN is a Social Worker provider in Freeport, NY (NPI 1518106392).
Provider details
- NPI number
- 1518106392
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW, RDN
- Sex
- Female
- Sole proprietor
- No
- License
- 979701 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-02-18
- Last updated
- 2015-05-06
Frequently asked questions
- What is Janette Marsac's NPI number?
- Janette Marsac's National Provider Identifier (NPI) is 1518106392, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janette Marsac's specialty?
- Janette Marsac is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Janette Marsac located?
- Janette Marsac's practice location on file with NPPES is 91 Guy Lombardo Ave, Freeport, NY 11520-3731.
- What is Janette Marsac's phone number?
- The practice phone number listed in the NPPES registry for Janette Marsac is (516) 868-3030.
- Is Janette Marsac's NPI active?
- Yes — Janette Marsac's NPI (1518106392) is active in the NPPES registry as of the last update on 2015-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.