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Louis Marcellino, LCSW
NPI 1356373989 · Social Worker · Staten Island, NY
Louis Marcellino, LCSW is a Social Worker provider in Staten Island, NY (NPI 1356373989).
Provider details
- NPI number
- 1356373989
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- R032049 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
3 William Ave
Staten Island, NY 10308-3142
Phone: (718) 227-7800
Fax: (718) 983-0348
Street-level locationGet directions
Mailing address
240 Amber St
Staten Island, NY 10306-1824
Registry dates
- Enumerated
- 2006-07-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Louis Marcellino's NPI number?
- Louis Marcellino's National Provider Identifier (NPI) is 1356373989, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louis Marcellino's specialty?
- Louis Marcellino is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Louis Marcellino located?
- Louis Marcellino's practice location on file with NPPES is 3 William Ave, Staten Island, NY 10308-3142.
- What is Louis Marcellino's phone number?
- The practice phone number listed in the NPPES registry for Louis Marcellino is (718) 227-7800.
- Is Louis Marcellino's NPI active?
- Yes — Louis Marcellino's NPI (1356373989) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.