Verified 2026 Physician Ranking

Top Allergists & Immunologists in Illinois, 2026

Published by Palm Beach County Medical Media Group · Last updated May 1, 2026

PBCMMG Excellence Certified \u2014 Recognizing Excellence in Healthcare

How this ranking was built: We applied PBCMMG's seven weighted criteria (board certification, years in active practice, disciplinary record, aggregate patient reviews, hospital affiliations, specialty training, peer recognition) to every allergy & immunology physician with active credentialing in Illinois. Sources: NPPES Registry, ABMS, state medical boards, aggregated public review data. Last reviewed May 2026.

  1. #1
    Allergy & ImmunologyIllinois, IL21+ years in practice

    Mark Lowenthal, MD, practices allergy & immunology in Illinois, IL. NPI-verified active practice since 2005.

  2. #2
    Allergy & ImmunologyIllinois, IL21+ years in practice

    Greg Sharon, MD,, practices allergy & immunology in Illinois, IL. NPI-verified active practice since 2005.

  3. #3
    Allergy & ImmunologyIllinois, IL20+ years in practice

    Andrey Leonov, MD, practices allergy & immunology in Illinois, IL. NPI-verified active practice since 2006.

  4. #4
    Hospital MedicineIllinois, IL20+ years in practice

    James Hildebrandt, DO, practices hospital medicine in Illinois, IL. NPI-verified active practice since 2006.

  5. #5
    Allergy & ImmunologyIllinois, IL20+ years in practice

    Waheeda Hirani, MD, practices allergy & immunology in Illinois, IL. NPI-verified active practice since 2006.

  6. #6
    Allergy & ImmunologyIllinois, IL20+ years in practice

    James Moy, MD, practices allergy & immunology in Illinois, IL. NPI-verified active practice since 2006.

  7. #7
    Hospital MedicineCalifornia, CA19+ years in practice

    Julie Kim, MD, practices endocrinology in California, CA. NPI-verified active practice since 2010.

  8. #8
    Allergy & ImmunologyIllinois, IL15+ years in practice

    Sherlyana Surja, MD, practices allergy & immunology in Illinois, IL. NPI-verified active practice since 2011.

  9. #9
    Allergy & ImmunologyIllinois, IL4+ years in practice

    Rayna Schwartz, MD, practices allergy & immunology in Illinois, IL. NPI-verified active practice since 2022.

  10. #10
    Allergy & ImmunologyFlorida, FL20+ years in practice
  11. #11
    Allergy & ImmunologyIllinois, IL20+ years in practice
  12. #12
    Allergy & ImmunologyIllinois, IL12+ years in practice
  13. #13
    Addiction MedicineIllinois, IL20+ years in practice
  14. #14
    Allergy & ImmunologyIllinois, IL21+ years in practice
  15. #15
    Allergy & ImmunologyIllinois, IL20+ years in practice
  16. #16
    Addiction MedicineIllinois, IL21+ years in practice
  17. #17
    Allergy & ImmunologyIllinois, IL20+ years in practice
  18. #18
    Allergy & ImmunologyIllinois, IL15+ years in practice
  19. #19
    Allergy & ImmunologyIllinois, IL11+ years in practice
  20. #20
    Allergy & ImmunologyIllinois, IL20+ years in practice
  21. #21
    Allergy & ImmunologyIllinois, IL13+ years in practice
  22. #22
    Allergy & ImmunologyIllinois, IL21+ years in practice
  23. #23
    Allergy & ImmunologyIllinois, IL19+ years in practice
  24. #24
    Allergy & ImmunologyIllinois, IL5+ years in practice
  25. #25
    Allergy & ImmunologyIllinois, IL20+ years in practice
  26. #26
    Hospital MedicineIllinois, IL20+ years in practice
  27. #27
    Allergy & ImmunologyIllinois, IL20+ years in practice
  28. #28
    Allergy & ImmunologyIllinois, IL19+ years in practice
  29. #29
    Addiction MedicineIllinois, IL18+ years in practice
  30. #30
    Allergy & ImmunologyIllinois, IL21+ years in practice
  31. #31
    Allergy & ImmunologyIllinois, IL18+ years in practice
  32. #32
    Allergy & ImmunologyIllinois, IL20+ years in practice
  33. #33
    Allergy & ImmunologyIllinois, IL19+ years in practice
  34. #34
    Allergy & ImmunologyIllinois, IL7+ years in practice
  35. #35
    Allergy & ImmunologyIllinois, IL4+ years in practice
  36. #36
    Allergy & ImmunologyIllinois, IL19+ years in practice
  37. #37
    Allergy & ImmunologyIllinois, IL12+ years in practice
  38. #38
    Allergy & ImmunologyIllinois, IL20+ years in practice
  39. #39
    Otolaryngology (ENT)Florida, FL21+ years in practice
  40. #40
    Allergy & ImmunologyIllinois, IL20+ years in practice
  41. #41
    Orthopedic SurgeryIllinois, IL17+ years in practice
  42. #42
    GastroenterologyIllinois, IL20+ years in practice
  43. #43
    Allergy & ImmunologyIllinois, IL20+ years in practice
  44. #44
    Allergy & ImmunologyIllinois, IL20+ years in practice
  45. #45
    Allergy & ImmunologyIllinois, IL20+ years in practice
  46. #46
    Allergy & ImmunologyIllinois, IL20+ years in practice
  47. #47
    Allergy & ImmunologyIllinois, IL20+ years in practice
  48. #48
    Addiction MedicineIllinois, IL20+ years in practice
  49. #49
    Addiction MedicineFlorida, FL17+ years in practice
  50. #50
    Allergy & ImmunologyIllinois, IL13+ years in practice
  51. #51
    Allergy & ImmunologyCalifornia, CA13+ years in practice
  52. #52
    Hospital MedicineIllinois, IL20+ years in practice
  53. #53
    Allergy & ImmunologyIllinois, IL20+ years in practice
  54. #54
    Allergy & ImmunologyIllinois, IL18+ years in practice
  55. #55
    Allergy & ImmunologyIllinois, IL20+ years in practice
  56. #56
    Allergy & ImmunologyIllinois, IL8+ years in practice
  57. #57
    Allergy & ImmunologyIllinois, IL19+ years in practice
  58. #58
    Allergy & ImmunologyIllinois, IL20+ years in practice
  59. #59
    Allergy & ImmunologyIllinois, IL20+ years in practice

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