NPI Central

Clonazepam (Klonopin) Prescribers in Illinois

Ranked by documented Medicare Part D claim volume (2024).

5,416 providers in Illinois have Medicare Part D claims for clonazepam. Ordering reflects documented Part D claim volume — a transparency signal, not a quality or "best" ranking. Open any provider for their full profile and what they prescribe under Medicare.

Prescribers in IL
5,416
Data year
2024
Registry vintage
June 2026

clonazepam prescribers in Illinois

Ranked by Part D claim volume.
  1. 1

    Psychiatry Physician · Westchester, IL

    913 Medicare Part D claims (2024)

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  2. 2

    Psychiatry Physician · Chicago, IL

    858 Medicare Part D claims (2024)

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  3. 3

    Neurology Physician · Hinsdale, IL

    824 Medicare Part D claims (2024)

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  4. 4

    Psychiatry Physician · Elgin, IL

    725 Medicare Part D claims (2024)

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  5. 5

    Psychiatry Physician · Moline, IL

    653 Medicare Part D claims (2024)

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  6. 6

    Psychiatry Physician · Chicago, IL

    650 Medicare Part D claims (2024)

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  7. 7

    Psychiatry Physician · Urbana, IL

    608 Medicare Part D claims (2024)

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  8. 8

    Psychiatry Physician · Chicago, IL

    606 Medicare Part D claims (2024)

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  9. 9

    Psychiatry Physician · Ottawa, IL

    589 Medicare Part D claims (2024)

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  10. 10

    Psychiatry Physician · Oak Lawn, IL

    577 Medicare Part D claims (2024)

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  11. 11

    Psychiatry Physician · Ottawa, IL

    569 Medicare Part D claims (2024)

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  12. 12

    Physician Assistant · Chicago, IL

    551 Medicare Part D claims (2024)

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  13. 13

    Psychiatry Physician · Elmhurst, IL

    545 Medicare Part D claims (2024)

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  14. 14

    Psychiatry Physician · Plainfield, IL

    536 Medicare Part D claims (2024)

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  15. 15
    Mark Norbert GuiabFPA, PMHNP-BC, FNP-C

    Psychiatric/Mental Health Nurse Practitioner · Crete, IL

    527 Medicare Part D claims (2024)

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  16. 16

    Psychiatry Physician · Joliet, IL

    523 Medicare Part D claims (2024)

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  17. 17
    Laura GrecoFNP, PMHNP

    Family Nurse Practitioner · Downers Grove, IL

    494 Medicare Part D claims (2024)

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  18. 18

    Psychiatry Physician · Elk Grove Village, IL

    490 Medicare Part D claims (2024)

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  19. 19

    Psychiatry Physician · Normal, IL

    477 Medicare Part D claims (2024)

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  20. 20

    Psychiatry Physician · Crystal Lake, IL

    462 Medicare Part D claims (2024)

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  21. 21

    Neurology Physician · Romeoville, IL

    457 Medicare Part D claims (2024)

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  22. 22

    Psychiatry Physician · Aurora, IL

    453 Medicare Part D claims (2024)

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  23. 23

    Psychiatry Physician · Morris, IL

    440 Medicare Part D claims (2024)

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  24. 24

    Nurse Practitioner · Chicago, IL

    436 Medicare Part D claims (2024)

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  25. 25

    Clinical Nurse Specialist · Centralia, IL

    419 Medicare Part D claims (2024)

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  26. 26

    Psychiatry Physician · Chicago, IL

    417 Medicare Part D claims (2024)

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  27. 27

    Psychiatric/Mental Health Nurse Practitioner · Marion, IL

    414 Medicare Part D claims (2024)

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  28. 28

    Psychiatry Physician · Rockford, IL

    413 Medicare Part D claims (2024)

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  29. 29

    Psychiatry Physician · Palos Heights, IL

    412 Medicare Part D claims (2024)

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  30. 30

    Psychiatry Physician · Hoffman Estates, IL

    412 Medicare Part D claims (2024)

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  31. 31

    Psychiatry Physician · Oak Lawn, IL

    411 Medicare Part D claims (2024)

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  32. 32

    Psychiatry Physician · Chicago, IL

    407 Medicare Part D claims (2024)

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  33. 33

    Child & Adolescent Psychiatry Physician · Oak Park, IL

    396 Medicare Part D claims (2024)

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  34. 34

    Psychiatry Physician · Libertyville, IL

    383 Medicare Part D claims (2024)

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  35. 35

    Psychiatry Physician · Bourbonnais, IL

    381 Medicare Part D claims (2024)

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  36. 36

    Psychiatry Physician · Barrington, IL

    379 Medicare Part D claims (2024)

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  37. 37

    Psychiatry Physician · South Holland, IL

    374 Medicare Part D claims (2024)

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  38. 38

    Neurology Physician · Rockford, IL

    365 Medicare Part D claims (2024)

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  39. 39

    Psychiatry Physician · Evanston, IL

    348 Medicare Part D claims (2024)

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  40. 40

    Internal Medicine Physician · Lincolnwood, IL

    346 Medicare Part D claims (2024)

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  41. 41

    Psychiatry Physician · Huntley, IL

    345 Medicare Part D claims (2024)

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  42. 42

    Psychiatry Physician · Peoria, IL

    343 Medicare Part D claims (2024)

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  43. 43

    Psychiatry Physician · Champaign, IL

    343 Medicare Part D claims (2024)

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  44. 44

    Psychiatric/Mental Health Nurse Practitioner · Flora, IL

    342 Medicare Part D claims (2024)

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  45. 45

    Psychiatry Physician · Marion, IL

    340 Medicare Part D claims (2024)

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  46. 46

    Psychiatry Physician · Vernon Hills, IL

    339 Medicare Part D claims (2024)

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  47. 47

    Psychiatry Physician · Evanston, IL

    337 Medicare Part D claims (2024)

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  48. 48

    Psychiatry Physician · Joliet, IL

    326 Medicare Part D claims (2024)

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  49. 49

    Psychiatry Physician · Pekin, IL

    322 Medicare Part D claims (2024)

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  50. 50

    Physician Assistant · Harrisburg, IL

    318 Medicare Part D claims (2024)

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Medicare Part D only. Counts and ordering reflect Medicare Part D claims (2024) from CMS — they exclude cash-pay, commercial, and Medicaid prescriptions and undercount cash-pay categories (e.g. GLP-1 weight-loss, testosterone). Not a quality or "best" ranking. Absence does not mean a provider does not prescribe clonazepam. clonazepam is a Schedule IV controlled substance; this is a factual claims directory only — not medical advice, not an endorsement, and not instructions for obtaining any medication. Source: CMS NPPES (June 2026).