Verified 2026 Physician Ranking

Top Gastroenterologists in Rhode Island, 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 Rhode Island. Sources: NPPES Registry, ABMS, state medical boards, aggregated public review data. Last reviewed May 2026.

  1. #1

    Neil Greenspan, MD

    GastroenterologyRhode Island, RI21+ years in practice

    Neil Greenspan, MD, practices gastroenterology in Rhode Island, RI. NPI-verified active practice since 2005.

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  2. #2

    Thomas McGreen, MD

    GastroenterologyRhode Island, RI21+ years in practice

    Thomas McGreen, MD, practices gastroenterology in Rhode Island, RI. NPI-verified active practice since 2005.

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  3. #3

    Joseph Pianka, MD

    GastroenterologyRhode Island, RI20+ years in practice

    Joseph Pianka, MD, practices gastroenterology in Rhode Island, RI. NPI-verified active practice since 2006.

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  4. #4

    Thomas Denucci, MD

    GastroenterologyRhode Island, RI20+ years in practice

    Thomas Denucci, MD, practices gastroenterology in Rhode Island, RI. NPI-verified active practice since 2006.

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  5. #5

    Christy Dibble, MD

    GastroenterologyRhode Island, RI20+ years in practice

    Christy Dibble, MD, practices gastroenterology in Rhode Island, RI. NPI-verified active practice since 2006.

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  6. #6

    Lisa Mueller, MD

    GastroenterologyRhode Island, RI20+ years in practice

    Lisa Mueller, MD, practices gastroenterology in Rhode Island, RI. NPI-verified active practice since 2006.

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  7. #7

    Robert Bierwirth, MD

    GastroenterologyRhode Island, RI19+ years in practice

    Robert Bierwirth, MD, practices gastroenterology in Rhode Island, RI. NPI-verified active practice since 2007.

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  8. #8

    Andrew Krane, MD

    GastroenterologyRhode Island, RI5+ years in practice

    Andrew Krane, MD, practices gastroenterology in Rhode Island, RI. NPI-verified active practice since 2021.

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  9. #9

    Eric Newton, MD

    GastroenterologyRhode Island, RI19+ years in practice
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  10. #10

    George Cholankeril, MD

    GastroenterologyRhode Island, RI13+ years in practice
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  11. #11

    David Schreiber, MD

    GastroenterologyRhode Island, RI21+ years in practice
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  12. #12

    Sean Fine, MD

    GastroenterologyRhode Island, RI15+ years in practice
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  13. #13

    Colin Woodard, DO

    GastroenterologyRhode Island, RI13+ years in practice
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  14. #14

    Shannon Simmons, MD

    GastroenterologyRhode Island, RI13+ years in practice
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  15. #15

    Ronan Farrell, MD

    GastroenterologyRhode Island, RI11+ years in practice
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  16. #16

    Amer Malik, MD

    GastroenterologyRhode Island, RI21+ years in practice
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  17. #17

    Jeanette Smith, MD

    GastroenterologyRhode Island, RI18+ years in practice
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  18. #18

    Morris Elevado, MD

    GastroenterologyRhode Island, RI21+ years in practice
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  19. #19

    Pranith Perera, MD

    GastroenterologyRhode Island, RI18+ years in practice
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  20. #20

    Julia Ding, MD

    GastroenterologyRhode Island, RI9+ years in practice
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  21. #21

    Tanuj Sharma, MD

    GastroenterologyRhode Island, RI11+ years in practice
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  22. #22

    Florence Hosseini Aslinia, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  23. #23

    Daniel Greenwald, MD

    GastroenterologyRhode Island, RI13+ years in practice
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  24. #24

    Lisa Panzini, MD

    GastroenterologyRhode Island, RI19+ years in practice
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  25. #25

    Nikhil Karanth, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  26. #26

    Vincent Vacca, MD

    GastroenterologyRhode Island, RI21+ years in practice
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  27. #27

    Steven Yolen, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  28. #28

    Alexander Harmatz, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  29. #29

    Jason Ferreira, MD

    GastroenterologyRhode Island, RI17+ years in practice
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  30. #30

    Antoine Hadamard, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  31. #31

    Nnenna Okpara, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  32. #32

    Jeffrey Nadelson, MD

    GastroenterologyRhode Island, RI15+ years in practice
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  33. #33

    Joseph Lowney, DO

    GastroenterologyRhode Island, RI21+ years in practice
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  34. #34

    Brendan Chen, MD

    GastroenterologyRhode Island, RI9+ years in practice
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  35. #35

    Eric Berthiaume, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  36. #36

    Tian Gao, MD

    GastroenterologyRhode Island, RI17+ years in practice
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  37. #37

    Paul Roderick, MD

    GastroenterologyRhode Island, RI21+ years in practice
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  38. #38

    Nithin Karanth, MD

    GastroenterologyRhode Island, RI18+ years in practice
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  39. #39

    Mena Bakhit, MD

    GastroenterologyRhode Island, RI13+ years in practice
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  40. #40

    Philip Trupiano, DO

    GastroenterologyRhode Island, RI20+ years in practice
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  41. #41

    Jeremy Spector, MD

    GastroenterologyRhode Island, RI21+ years in practice
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  42. #42

    Edison Rodrigues, MD

    GastroenterologyRhode Island, RI21+ years in practice
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  43. #43

    Seth Kirschner, DO

    GastroenterologyRhode Island, RI15+ years in practice
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  44. #44

    Martin Ventoso, MD

    GastroenterologyRhode Island, RI6+ years in practice
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  45. #45

    Fadlallah Habr, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  46. #46

    Theodore Palumbo, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  47. #47

    Philip McAndrew, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  48. #48

    Nabil Toubia, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  49. #49

    Autumn Hines, DO

    GastroenterologyRhode Island, RI15+ years in practice
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  50. #50

    Joel Spellun, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  51. #51

    Zain Sobani, MD

    GastroenterologyRhode Island, RI13+ years in practice
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  52. #52

    Li Wang, MD

    GastroenterologyRhode Island, RI10+ years in practice
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  53. #53

    Leslie Cashel, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  54. #54

    Breton Roussel, MD

    GastroenterologyRhode Island, RI10+ years in practice
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  55. #55

    George Powers, MD

    GastroenterologyRhode Island, RI21+ years in practice
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  56. #56

    Angela Fishman, DO

    GastroenterologyRhode Island, RI20+ years in practice
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  57. #57

    Colleen Kelly, MD

    GastroenterologyRhode Island, RI20+ years in practice
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  58. #58

    William Park, MD

    GastroenterologyRhode Island, RI20+ years in practice
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