IndividualActive
Steve Marcus, LMSW
NPI 1154644557 · Social Worker · Astoria, NY
Steve Marcus, LMSW is a Social Worker provider in Astoria, NY (NPI 1154644557).
Provider details
- NPI number
- 1154644557
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- No
- License
- 071052 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(84/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
2534 Steinway St
Astoria, NY 11103-3702
Phone: (718) 777-5243
Fax: (718) 777-5250
Street-level locationGet directions
Mailing address
15311 110th Ave
Jamaica, NY 11433-3102
Registry dates
- Enumerated
- 2010-03-12
- Last updated
- 2010-03-12
Frequently asked questions
- What is Steve Marcus's NPI number?
- Steve Marcus's National Provider Identifier (NPI) is 1154644557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steve Marcus's specialty?
- Steve Marcus is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Steve Marcus located?
- Steve Marcus's practice location on file with NPPES is 2534 Steinway St, Astoria, NY 11103-3702.
- What is Steve Marcus's phone number?
- The practice phone number listed in the NPPES registry for Steve Marcus is (718) 777-5243.
- Is Steve Marcus's NPI active?
- Yes — Steve Marcus's NPI (1154644557) is active in the NPPES registry as of the last update on 2010-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.