NPPES file of Aug 9, 2026

Leonardo Quintero

Addiction (Substance Use Disorder) Counselor · Chicago, IL

Leonardo Quintero is an addiction (substance use disorder) counselor with a practice address in Chicago, Illinois, and NPI 1669943718, issued on Dec 16, 2018. Check the license with the Illinois 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
1669943718
Name
Leonardo Quintero
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
Practice location
6417 W Irving Park RD, Chicago, IL 60634
Phone
(773) 777-7112
Enumerated
Dec 16, 2018
Record last updated
Dec 16, 2018 (not updated in 8 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 1,195 in Illinois → Look up another NPI →

Also registered at 6417 W Irving Park RD

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

  1. Jamey Arnold, MSWSocial Worker1710402581
  2. Carolina Cotts, MSWAddiction (Substance Use Disorder) Counselor1760995328
  3. Adilene DelgadoOccupational Therapist1346886900
  4. Hannah DietzStudent in an Organized Health Care Education/Training Program1417695925
  5. Javier FernandezMental Health Counselor1104322791
  6. Thad Fisher, MA, M.DIV.Counselor1912434051

Verify Leonardo Quintero in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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 Illinois license search

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Leonardo Quintero among 1,195 addiction (substance use disorder) counselor records in Illinois

Leonardo Quintero is one of 1,195 addiction (substance use disorder) counselor records with a practice address in Illinois. 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 2018, is newer than 53% of them.

  • NPI issued2018 · 53% of these records are older, 39% newer
  • In a Medicare fileNo · 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · 3% of these records are
  • Record last updated2018 · 66% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Addiction (Substance Use Disorder) Counselor providers in Illinois

There are 1,195 addiction (substance use disorder) counselor records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,195 in Illinois → Every provider in Chicago → Addiction (Substance Use Disorder) Counselor nationwide →

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

  1. Carolina Cotts, MSWChicago, IL 606341760995328
  2. Sonia Romo, BAChicago, IL 606341760847685
  3. Evelyn SilvaChicago, IL 606341184174799
  4. Mayra SotomayorChicago, IL 606341023469707
  5. Michele Howard, M.ED. CADC, MISA IIChicago, IL 606321497076020
  6. Yolanda PeppersChicago, IL 606371467228577
  7. Breeona Smith, CADCChicago, IL 606371225988033
  8. Steven GarciaChicago, IL 606381316837719

Common questions

What is Leonardo Quintero's NPI number?

Leonardo Quintero's National Provider Identifier (NPI) is 1669943718, issued on Dec 16, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Leonardo Quintero located?

The NPPES record lists a practice address at 6417 W Irving Park RD, Chicago, IL, 60634. Phone: (773) 777-7112. Providers update this record themselves, so call before visiting.

How can I verify Leonardo Quintero's license?

Search the Illinois 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.