NPPES file of Aug 9, 2026

Nancy Diaz

Addiction (Substance Use Disorder) Counselor · Richmond Hill, NY

Nancy Diaz is an addiction (substance use disorder) counselor with a practice address in Richmond Hill, New York, and NPI 1407008766, issued on Oct 17, 2008. Check the license (New York 21691, as entered in NPPES) with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1407008766
Name
Nancy Diaz
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
21691 NY
Self-reported in NPPES; status is on the state search
Practice location
11711 Myrtle Ave, Richmond Hill, NY 11418
Phone
(718) 849-6300
Enumerated
Oct 17, 2008
Record last updated
Oct 17, 2008 (not updated in 18 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). 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 11711 Myrtle Ave

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

  1. Kashmira AndreMental Health Counselor1932930187
  2. Jill Farkas, C.R.C.CASAC LMHCMental Health Counselor1922190164
  3. Alexis Gadsden, CASACAddiction (Substance Use Disorder) Counselor1740371343
  4. Christopher JacksonClinical Social Worker1003782095
  5. Lauren Murphy, CASAC-TAddiction (Substance Use Disorder) Counselor1801769021
  6. Ora NusbaumCounselor1588539852

Verify Nancy Diaz 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 21691    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

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Nancy Diaz among 5,180 addiction (substance use disorder) counselor records in New York

Nancy Diaz 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 not. Its NPI, issued in 2008, is newer than 10% of them.

  • NPI issued2008 · 10% of these records are older, 84% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · 1% of these records are
  • Record last updated2008 · 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).

19 addiction (substance use disorder) counselor records list a practice address in Richmond Hill

They are 19 of the 972 NPPES records with a practice address in Richmond Hill, and 5,180 addiction (substance use disorder) counselor records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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

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

  1. Renee Badillo, CASAC TRAINEERichmond Hill, NY 114181841385739
  2. Karen Brehm-CallaciRichmond Hill, NY 114181043429228
  3. Donna BuggyRichmond Hill, NY 114181902015209
  4. Sylvia FarquharsonRichmond Hill, NY 114181730398058
  5. Alexis Gadsden, CASACRichmond Hill, NY 114181740371343
  6. Gustavo Leyva, CASAC TRAINEERichmond Hill, NY 114181124101993
  7. Kenneth McDonald, CASAC TRAINEERichmond Hill, NY 114181871691964
  8. Elizabeth McDonnellRichmond Hill, NY 114181144439449

Common questions

What is Nancy Diaz's NPI number?

Nancy Diaz's National Provider Identifier (NPI) is 1407008766, issued on Oct 17, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Nancy Diaz located?

The NPPES record lists a practice address at 11711 Myrtle Ave, Richmond Hill, NY, 11418. Phone: (718) 849-6300. Providers update this record themselves, so call before visiting.

How can I verify Nancy Diaz's license?

NPPES lists New York license number 21691, 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. 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.