Top Allergists & Immunologists in Indiana, 2026
Published by Palm Beach County Medical Media Group · Last updated May 1, 2026

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 Indiana. Sources: NPPES Registry, ABMS, state medical boards, aggregated public review data. Last reviewed May 2026.
- #1Allergy & ImmunologyIndiana, IN21+ years in practice
Liang Yeh Wu, MD, practices allergy & immunology in Indiana, IN. NPI-verified active practice since 2005.
- #2Allergy & ImmunologyIndiana, IN20+ years in practice
William Smits, MD, practices allergy & immunology in Indiana, IN. NPI-verified active practice since 2006.
- #3Allergy & ImmunologyIndiana, IN20+ years in practice
Anne McLaughlin, MD, practices allergy & immunology in Indiana, IN. NPI-verified active practice since 2006.
- #4Allergy & ImmunologyIndiana, IN19+ years in practice
Lucy McDowell, MD, practices allergy & immunology in Indiana, IN. NPI-verified active practice since 2007.
- #5Allergy & ImmunologyIndiana, IN19+ years in practice
Christina Barnes, MD, practices allergy & immunology in Indiana, IN. NPI-verified active practice since 2007.
- #6Allergy & ImmunologyIndiana, IN19+ years in practice
Sai Karlapudi, MD, practices allergy & immunology in Indiana, IN. NPI-verified active practice since 2007.
- #7Allergy & ImmunologyNorth Carolina, NC12+ years in practice
Leanna-Marie Gershuni, MD, practices allergy & immunology in Indiana, IN. NPI-verified active practice since 2014.
- #8Allergy & ImmunologyColorado, CO11+ years in practice
Tara Sarin, MD, practices allergy & immunology in Colorado, CO. NPI-verified active practice since 2015.
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Spot a methodology error or want to challenge a ranking? info@pbcmmg.com. Substantiated corrections are dated and noted on this page.