NPPES file of Aug 9, 2026

William Leroy Esp, LAC

Addiction (Substance Use Disorder) Counselor · Lakewood, CO

William Leroy Esp, LAC is an addiction (substance use disorder) counselor with a practice address in Lakewood, Colorado, and NPI 1902357197, issued on Oct 22, 2016. Check the license (Colorado 18, as entered in NPPES) with the Colorado 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
1902357197
Name
William Leroy Esp
Credential
LAC
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
18 CO
Self-reported in NPPES; status is on the state search
Practice location
1360 S Wadsworth Blvd, Lakewood, CO 80232
Phone
(303) 525-4619
Enumerated
Oct 22, 2016
Record last updated
Oct 22, 2016 (not updated in 10 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 1,876 in Colorado → Look up another NPI →

Also registered at 1360 S Wadsworth Blvd

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

  1. Ronnalee Barlau, CAC IIAddiction (Substance Use Disorder) Counselor1356892178
  2. Jennifer Flenniken, CCC-SLPSpeech-Language Pathologist1386869196
  3. Frank Gold, D.D.S.General Practice Dentistry1205003639
  4. Kelly Letourneau, D.O.Neuromusculoskeletal Medicine & OMM Physician1285629741
  5. Thomas Starkey, MDPsychiatry Physician1306992086
  6. Larry Thompson, D.D.S.General Practice Dentistry1710103874

Verify William Leroy Esp in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license 18    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 Colorado 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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William Leroy Esp among 1,876 addiction (substance use disorder) counselor records in Colorado

William Leroy Esp, LAC is one of 1,876 addiction (substance use disorder) counselor records with a practice address in Colorado. 2% 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 2016, is newer than 41% of them.

  • NPI issued2016 · 41% of these records are older, 55% newer
  • In a Medicare fileNo · 2% of these records are
  • In the CMS Doctors and Clinicians fileNo · 4% of these records are
  • Record last updated2016 · 55% 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 Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

61 addiction (substance use disorder) counselor records list a practice address in Lakewood

They are 61 of the 4,944 NPPES records with a practice address in Lakewood, and 1,876 addiction (substance use disorder) counselor records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,876 in Colorado → Every provider in Lakewood → Addiction (Substance Use Disorder) Counselor nationwide →

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

  1. Ronnalee Barlau, CAC IILakewood, CO 802321356892178
  2. Christina Bovee, BS, CASLakewood, CO 802321477210763
  3. Christopher Conway, MA, CASLakewood, CO 802321487956348
  4. Alina Cortes FrancoLakewood, CO 802321548658057
  5. David Spieth, CAC IILakewood, CO 802321740553098
  6. Nancy Taylor, BS, CAC IIIDenver, CO 802321275588642
  7. Rebecca Taylor, BS-CATLakewood, CO 802321194584797
  8. Niki Worthan, MA, LACLakewood, CO 802321194250407

Common questions

What is William Leroy Esp, LAC's NPI number?

William Leroy Esp, LAC's National Provider Identifier (NPI) is 1902357197, issued on Oct 22, 2016. An NPI identifies a provider in billing; it is not a license.

Where is William Leroy Esp, LAC located?

The NPPES record lists a practice address at 1360 S Wadsworth Blvd, Lakewood, CO, 80232. Phone: (303) 525-4619. Providers update this record themselves, so call before visiting.

How can I verify William Leroy Esp, LAC's license?

NPPES lists Colorado license number 18, as entered by the provider. Search the Colorado 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.