Top Allergists & Immunologists in Colorado, 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 Colorado. Sources: NPPES Registry, ABMS, state medical boards, aggregated public review data. Last reviewed May 2026.
- #1Allergy & ImmunologyColorado, CO20+ years in practice
Kristine Hembre, DO, practices allergy & immunology in Colorado, CO. NPI-verified active practice since 2006.
- #2Allergy & ImmunologyColorado, CO20+ years in practice
Pudupakkam Vedanthan, MD, practices allergy & immunology in Colorado, CO. NPI-verified active practice since 2006.
- #3Allergy & ImmunologyColorado, CO19+ years in practice
Michael Lunn, DO, practices allergy & immunology in Colorado, CO. NPI-verified active practice since 2007.
- #4Allergy & ImmunologyColorado, CO17+ years in practice
Christianne McGrath, MD, practices allergy & immunology in Colorado, CO. NPI-verified active practice since 2009.
- #5DermatologyColorado, CO17+ years in practice
Marcjonathan Serota, MD, practices dermatology in Colorado, CO. NPI-verified active practice since 2009.
- #6Obstetrics & GynecologyNew York, NY16+ years in practice
Eileen Wang, MD, practices pain medicine in New York, NY. NPI-verified active practice since 2010.
- #7Allergy & ImmunologyColorado, CO14+ years in practice
Tasha Hellu, DO, practices allergy & immunology in Colorado, CO. NPI-verified active practice since 2012.
- #8Allergy & ImmunologyColorado, CO11+ years in practice
Tara Sarin, MD, practices allergy & immunology in Colorado, CO. NPI-verified active practice since 2015.
Spot a methodology error or want to challenge a ranking? info@pbcmmg.com. Substantiated corrections are dated and noted on this page.