NPPES file of Aug 9, 2026

Behavior Analyst in Illinois

3,082 NPPES records list behavior analyst with a practice address in Illinois, 25 per 100,000 residents, the 24th highest rate of 51. Chicago and Naperville have the most; each record links to the provider's NPI and the Illinois license search. Page 62 of 62.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 103K00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Chicago has the most, 674

  1. Chicago674
  2. Naperville123
  3. Northbrook70
  4. Oak Park62
  5. Tinley Park62

Behavior Analyst records in Illinois

  1. Tori Yuscius, BCBABloomington, IL 617011639889892
  2. Alina YzquierdoHoffman Estates, IL 601691003769134
  3. Emily ZaborowskiHickory Hills, IL 604571326668047
  4. Ibrahim ZachariaChicago, IL 606261548652431
  5. Carolyn Zacsh, M.ED, BCBAChicago, IL 606421881212413
  6. Tooba ZafarGlenview, IL 600251710575196
  7. Alma Zahirovic, BCBANorthbrook, IL 600621154927531
  8. Arturo ZamoranoMcHenry, IL 600501639564925
  9. Pamela Zavada, LSW, BCBALake In The Hills, IL 601561164744306
  10. Natalie ZawrazkyGlenview, IL 600251730535857
  11. Kate ZbilutOrland Park, IL 604671205627304
  12. Natalia ZeglenIndian Head Park, IL 605251467941450
  13. Tom ZeissHoffman Estates, IL 601691023876141
  14. Shelby ZelazikTinley Park, IL 604871487288114
  15. Lauren ZemanekChicago, IL 606421114570686
  16. Yesenia ZendejasChicago, IL 606161598572380
  17. Teresa ZepedaChicago, IL 606161104621945
  18. Miao Zhang, BCBAChicago, IL 606231669328464
  19. Shuo ZhangLisle, IL 605321093680043
  20. Binxing Zhu, M.S., BCBAJoliet, IL 604351861332181
  21. Jessica Ziccarelli, BCBAOrland Park, IL 604671134739238
  22. Christopher Zielinski, BCBACrystal Lake, IL 600141205358769
  23. Danielle Ziganto, BCBABolingbrook, IL 604401447519301
  24. Emily ZilliouxTinley Park, IL 604771780256701
  25. Megan Ziomek-Feldman, MS,BCBALombard, IL 601481710147046
  26. Stacia Zion, BCBAElgin, IL 601231265385371
  27. Jennifer Zosel, M.S.Oak Park, IL 603021770943243
  28. Claire ZuchOak Park, IL 603011801560263
  29. Cristyna ZunigaFlossmoor, IL 604221497059927
  30. Joshua Zuniga, BCBAGlen Ellyn, IL 601371124651039
  31. Kylie ZwiezenAurora, IL 605061467012492
  32. Brittney ZychowskiSt Charles, IL 601741700272945

Source: CMS NPPES, primary taxonomy 103K00000X: records by practice city and the list of records, file of Aug 9, 2026.

Illinois ranks 24 of 51 per resident

  1. Rhode Island28
  2. New York26
  3. Maryland25
  4. Illinois25
  5. Georgia25
  6. Minnesota24
  7. 50 states and D.C.32

Source: CMS NPPES, primary taxonomy 103K00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

0.2% of these records appear in a Medicare file, against 0.1% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Illinois0.2%
  2. United States0.1%

Behavior Analyst records in Illinois, measured

  • In a Medicare file6 of 3,082 · 0.2% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file8 · 0.3% here, 0.1% nationally
  • Not updated in five years or more1,483 · 48.1% here, 47.0% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 103K00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

3,082 NPPES records list behavior analyst (103K00000X) as their primary taxonomy with a practice address in Illinois: 25 per 100,000 residents against 32 nationally (50 states and D.C.). Chicago has 674 of them (22%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Washington2,978
  2. Michigan3,195
  3. Virginia2,770
  4. Georgia2,708

States with a similar rate per 100,000

  1. Minnesota24.3
  2. Maryland25.1
  3. Arizona23.9
  4. New York26.5

The largest states

  1. California20,348
  2. Florida13,565
  3. Texas5,837
  4. New York5,183
  5. Massachusetts4,718

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

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.