Laurie Marsden, LCSW
NPI 1902315864 · Clinical Social Worker · Sag Harbor, NY
Laurie Marsden, LCSW is a Clinical Social Worker provider in Sag Harbor, NY (NPI 1902315864).
Provider details
- NPI number
- 1902315864
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 079496-1 (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
8 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
- 2017-09-23
- Last updated
- 2022-07-21
Frequently asked questions
- What is Laurie Marsden's NPI number?
- Laurie Marsden's National Provider Identifier (NPI) is 1902315864, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Laurie Marsden's specialty?
- Laurie Marsden is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Laurie Marsden located?
- Laurie Marsden's practice location on file with NPPES is 91 Harbor Watch Ct, Sag Harbor, NY 11963-2960.
- What is Laurie Marsden's phone number?
- The practice phone number listed in the NPPES registry for Laurie Marsden is (631) 919-5007.
- Is Laurie Marsden's NPI active?
- Yes — Laurie Marsden's NPI (1902315864) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.