NPPES file of Aug 9, 2026

Denise Marrero, LMSW

Clinical Social Worker · Staten Island, NY

Denise Marrero, LMSW is a clinical social worker with a practice address in Staten Island, New York, and NPI 1902361025, issued on Feb 2, 2019. Check the license (New York 100748, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1902361025
Name
Denise Marrero
Credential
LMSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License numbers
100748 NY
094103 NY
Self-reported in NPPES; status is on the state search
Practice location
1110 South Ave Ste 404, Staten Island, NY 10314
Phone
(800) 277-4680
Enumerated
Feb 2, 2019
Record last updated
Aug 16, 2025
Medicare enrollment
Enrolled (PECOS I20251023000155); accepts Medicare assignment
Medical or professional school
Fordham University School Of Medicine, 2007
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest clinical social worker records → All 29,293 in New York → Look up another NPI →

Also registered at 1110 South Ave Ste 404

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Braulio AguirreSocial Worker1437985710
  2. Joy Ejiofor, M.SC. CSW, LMSWSocial Worker1922837756
  3. James Hoppner, LCSWClinical Social Worker1174168439
  4. Janet MitchellSocial Worker1255272548
  5. Angelica Vasquez, LMSWSocial Worker1013727239

Verify Denise Marrero in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 100748    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Integrity Social Work Services LLCStaten Island, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Denise Marrero among 29,293 clinical social worker records in New York

Denise Marrero, LMSW is one of 29,293 clinical social worker records with a practice address in New York. 8% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 74% of them.

  • NPI issued2019 · 74% of these records are older, 22% newer
  • In a Medicare fileYes · 8% of these records are
  • In the CMS Doctors and Clinicians fileYes · 17% of these records are
  • Graduated2007 · median 2001 among the 5,004 with a school on file
  • Record last updated2025 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

476 clinical social worker records list a practice address in Staten Island

They are 476 of the 12,351 NPPES records with a practice address in Staten Island, and 29,293 clinical social worker records in New York.

All 29,293 in New York → Every provider in Staten Island → Clinical Social Worker nationwide →

The 8 clinical social worker records with the nearest ZIP codes

  1. Marie Beauregard-Weiss, LCSWStaten Island, NY 103141134217508
  2. Stanely Charzewski, LCSWRStaten Island, NY 103141346322591
  3. Robert CuriaStaten Island, NY 103141134201106
  4. Andrea Deluca, MSW PSADStaten Island, NY 103141336234335
  5. Stacey Fried, L.C.S.WStaten Island, NY 103141275509556
  6. Robert Gallagher, LCSWStaten Island, NY 103141972528727
  7. Kenneth Gerber, LCSWStaten Island, NY 103141518049568
  8. Jane Klein, LCSWStaten Island, NY 103141770572026

Common questions

What is Denise Marrero, LMSW's NPI number?

Denise Marrero, LMSW's National Provider Identifier (NPI) is 1902361025, issued on Feb 2, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Denise Marrero, LMSW located?

The NPPES record lists a practice address at 1110 South Ave Ste 404, Staten Island, NY, 10314. Phone: (800) 277-4680. Providers update this record themselves, so call before visiting.

How can I verify Denise Marrero, LMSW's license?

NPPES lists New York license number 100748, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.