NPPES file of Aug 9, 2026

J Kevin Leonard, CASAC

Addiction (Substance Use Disorder) Counselor · Hauppauge, NY

J Kevin Leonard, CASAC is an addiction (substance use disorder) counselor with a practice address in Hauppauge, New York, and NPI 1871750265, issued on May 22, 2008. Check the license (New York 7169, 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
1871750265
Name
J Kevin Leonard
Credential
CASAC
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
7169 NY
Self-reported in NPPES; status is on the state search
Practice location
Bldg #16 N County Complex, Hauppauge, NY 11788
Phone
(631) 853-6281
Enumerated
May 22, 2008
Record last updated
May 22, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(631) 853-6254
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 →

Verify J Kevin Leonard 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 7169    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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J Kevin Leonard among 5,180 addiction (substance use disorder) counselor records in New York

J Kevin Leonard, CASAC 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).

9 addiction (substance use disorder) counselor records list a practice address in Hauppauge

They are 9 of the 1,043 NPPES records with a practice address in Hauppauge, 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 Hauppauge → Addiction (Substance Use Disorder) Counselor nationwide →

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

  1. La Verne Boyd, CASACHauppauge, NY 117881013174408
  2. Eileen Dimarzo, CRCHauppauge, NY 117881740447135
  3. Renee Duarte-HartmannHauppauge, NY 117881013626076
  4. Gloria Faithead, CASACHauppauge, NY 117881538327663
  5. Karyn FrancoisHauppauge, NY 117881114165446
  6. Judith OshrinHauppauge, NY 117881184882466
  7. Marie RastelliHauppauge, NY 117881861659252
  8. Gregory Vergith, CASACHauppauge, NY 117881841063922

Common questions

What is J Kevin Leonard, CASAC's NPI number?

J Kevin Leonard, CASAC's National Provider Identifier (NPI) is 1871750265, issued on May 22, 2008. An NPI identifies a provider in billing; it is not a license.

Where is J Kevin Leonard, CASAC located?

The NPPES record lists a practice address at Bldg #16 N County Complex, Hauppauge, NY, 11788. Phone: (631) 853-6281. Providers update this record themselves, so call before visiting.

How can I verify J Kevin Leonard, CASAC's license?

NPPES lists New York license number 7169, 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.