NPPES file of Aug 9, 2026

Harold Sequeira, LCSW-R

Addiction (Substance Use Disorder) Counselor · Smithtown, NY

Harold Sequeira, LCSW-R is an addiction (substance use disorder) counselor with a practice address in Smithtown, New York, and NPI 1922169390, issued on Dec 12, 2006. Check the license (New York R051591-1, 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
1922169390
Name
Harold Sequeira
Credential
LCSW-R
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
R051591-1 NY
Self-reported in NPPES; status is on the state search
Practice location
11 Route 111, Smithtown, NY 11787
Phone
(631) 920-8310
Enumerated
Dec 12, 2006
Record last updated
Mar 12, 2025
Medicare enrollment
Enrolled (PECOS I20070712000331); may accept Medicare assignment
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 addiction (substance use disorder) counselor records → All 5,180 in New York → Look up another NPI →

Also registered at 11 Route 111

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

  1. Lindsay AlbaneseSocial Worker1184021586
  2. Devendra Amin, M.D.Psychiatry Physician1780696914
  3. Loseca Austral, LMSWSocial Worker1730514308
  4. Wayne Barnstone, LCSW-RClinical Social Worker1659381994
  5. Merissa BermanMental Health Counselor1831022268
  6. Victoria BiancarosaSocial Worker1245880731

Verify Harold Sequeira 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 R051591-1    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. Welllife Network IncSmithtown, NY

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

Harold Sequeira among 5,180 addiction (substance use disorder) counselor records in New York

Harold Sequeira, LCSW-R is one of 5,180 addiction (substance use disorder) counselor records with a practice address in New York. under 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 95% newer
  • In a Medicare fileYes · under 1% of these records are
  • In the CMS Doctors and Clinicians fileYes · 1% of these records are
  • Graduated1994 · median 2012 among the 75 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 101YA0400X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

24 addiction (substance use disorder) counselor records list a practice address in Smithtown

They are 24 of the 1,907 NPPES records with a practice address in Smithtown, and 5,180 addiction (substance use disorder) counselor records in New York.

All 5,180 in New York → Every provider in Smithtown → Addiction (Substance Use Disorder) Counselor nationwide →

The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes

  1. Mary Belford, CASACSmithtown, NY 117871578969440
  2. Jessica Butindari, MSSmithtown, NY 117871629472501
  3. Meryl Camer, LCSWSmithtown, NY 117871447366059
  4. Mario Casanova, MASmithtown, NY 117871497151088
  5. Helen Erdmann, MS, CASACSmithtown, NY 117871669877551
  6. Stacy Kanen-Green, LCSWSmithtown, NY 117871598777955
  7. Karen Morgenstern, LCSW, CASACSmithtown, NY 117871265517973
  8. Jessica Pangallo, M.S. CASACSmithtown, NY 117871770987661

Common questions

What is Harold Sequeira, LCSW-R's NPI number?

Harold Sequeira, LCSW-R's National Provider Identifier (NPI) is 1922169390, issued on Dec 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Harold Sequeira, LCSW-R located?

The NPPES record lists a practice address at 11 Route 111, Smithtown, NY, 11787. Phone: (631) 920-8310. Providers update this record themselves, so call before visiting.

How can I verify Harold Sequeira, LCSW-R's license?

NPPES lists New York license number R051591-1, 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.