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Internal Medicine, Bariatric Medicine

Dr. BENJAMIN DUFFY D.O.

Identity confirmed via CMS NPPES · September 30, 2026 · A directory match is not a coverage approval.

Is this your practice? This listing was imported from public provider identity data (CMS NPPES) and has not yet been claimed. Claim this listing to confirm the practice details. Plan acceptance stays unpublished until the practice reports it.
Practice location in NEENAH

Public record

NPI 1144210857 · enumerated 2005-10-25 · record updated 2024-06-06. Source: CMS NPPES. A listing is not a TRICARE network approval.

Addresses and phones

Specialties

  • Internal Medicine 207R00000X · License 48370-021 WI
  • Hospitalist 208M00000X · License 48370 WI
  • Internal Medicine, Bariatric Medicine 207RB0002X · Primary · License 48370-021 WI

In this directory

Locations and evidence

  • Practice location NEENAH, WI, 549562771
    Accepting new patientsNot reportedCMS NPPES · September 30, 2026

Plan acceptance

  • No published plan acceptance yet. Confirm directly with the practice, or claim this listing if it's yours.