Registry data as of Aug 27, 2026

Nathan Clark, M.ED., BCBA

Behavior Analyst · Lincolnwood, IL

Nathan Clark, M.ED., BCBA is a behavior analyst with a practice address in Lincolnwood, Illinois, and NPI 1881172195, issued on Jul 30, 2018. Check the license (Illinois 1-20-43731, as entered in NPPES) 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1881172195
Name
Nathan Clark
Credential
M.ED., BCBA
Primary taxonomy
Behavior Analyst 103K00000X
License number
1-20-43731 IL
Self-reported in NPPES; status is on the state search
Practice location
4433 W Touhy Ave Ste 335, Lincolnwood, IL 60712
Phone
(765) 635-3349
Enumerated
Jul 30, 2018
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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Also registered at 4433 W Touhy Ave Ste 335

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

  1. Erick Alonso GamboaBehavior Technician1629719166
  2. Kristin BertsatosBehavior Technician1376044669
  3. Emily BlimBehavior Technician1407311608
  4. Kelly ChoiBehavior Technician1487251849
  5. Melissa GodoyBehavior Analyst1588326185
  6. Ksenia GolikovaBehavior Technician1790285872

Verify Nathan Clark in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 1-20-43731
    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 Illinois 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.

31 behavior analyst records list a Lincolnwood practice address

They are 31 of the 443 NPPES records with a Lincolnwood practice address, and 2,874 behavior analyst records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other behavior analyst records in Illinois

  1. Genesis Luke AbadChicago, IL1588425060
  2. Yasmin Abdel-JaberBurr Ridge, IL1972163624
  3. Ahmad Abdul-RahimChicago, IL1114814902
  4. Teresa Abels, MHPJoliet, IL1003280553
  5. Allison AbendrothElmhurst, IL1447866363
  6. Carlotta Abogado, BCBAOrland Park, IL1740017243
  7. Maram Abomaray, BCBANaperville, IL1447903158
  8. Indira AbrahamChicago, IL1255286472
  9. Chelsea Aburroman, MS, BCBANaperville, IL1235744228
  10. Cristina AcostaRichton Park, IL1427505460

Common questions

What is Nathan Clark, M.ED., BCBA's NPI number?

Nathan Clark, M.ED., BCBA's National Provider Identifier (NPI) is 1881172195, issued on Jul 30, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Nathan Clark, M.ED., BCBA located?

The NPPES record lists a practice address at 4433 W Touhy Ave Ste 335, Lincolnwood, IL, 60712. Phone: (765) 635-3349. Providers update this record themselves, so call before visiting.

How can I verify Nathan Clark, M.ED., BCBA's license?

NPPES lists Illinois license number 1-20-43731, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.