Verified 2026 Physician Ranking

Top Gastroenterologists in New Hampshire, 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 gastroenterology physician with active credentialing in New Hampshire. Sources: NPPES Registry, ABMS, state medical boards, aggregated public review data. Last reviewed May 2026.

  1. #1

    Jonathan Lamphier, MD

    GastroenterologyNorth Carolina, NC20+ years in practice

    Jonathan Lamphier, MD, practices gastroenterology in North Carolina, NC. NPI-verified active practice since 2006.

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  2. #2

    Chengta Dai, MD

    GastroenterologyNew Hampshire, NH20+ years in practice

    Chengta Dai, MD, practices gastroenterology in Maine, ME. NPI-verified active practice since 2006.

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  3. #3

    Daniel Rath, MD

    GastroenterologyNew Hampshire, NH20+ years in practice

    Daniel Rath, MD, practices gastroenterology in New Hampshire, NH. NPI-verified active practice since 2006.

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  4. #4

    Irma Cruz-Gonzalez, MD

    GastroenterologyFlorida, FL21+ years in practice

    Irma Cruz-Gonzalez, MD, practices gastroenterology in Broward County, FL. NPI-verified active practice since 2005.

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  5. #5

    Jennifer Lewis, MD

    Concierge MedicineCalifornia, CA18+ years in practice

    Jennifer Lewis, MD, practices obstetrics & gynecology in California, CA. NPI-verified active practice since 2008.

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  6. #6

    Carla Duffoo, DO

    GastroenterologyFlorida, FL18+ years in practice

    Carla Duffoo, DO, practices gastroenterology in Broward County, FL. NPI-verified active practice since 2008.

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  7. #7

    Mary Drinane, MD

    Addiction MedicineNew Hampshire, NH16+ years in practice

    Mary Drinane, MD, practices addiction medicine in New Hampshire, NH. NPI-verified active practice since 2010.

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  8. #8

    Michael Winter, MD

    GastroenterologyNew Hampshire, NH14+ years in practice

    Michael Winter, MD, practices gastroenterology in New Hampshire, NH. NPI-verified active practice since 2012.

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  9. #9

    Adnan Malik, MD

    Addiction MedicinePennsylvania, PA11+ years in practice

    Adnan Malik, MD, practices cardiology in Pennsylvania, PA. NPI-verified active practice since 2015.

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