Internal Medicine in Winona, MN

11 active Internal Medicine providers practice in Winona, Minnesota according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Internal Medicine providers in Winona, MN
NPI Name Type Specialty Location
1053428508 Andrew Edin Individual Internal Medicine Physician Winona, MN
1831109495 Arnold Fenske Individual Internal Medicine Physician Winona, MN
1477563179 Charles Shepard Individual Internal Medicine Physician Winona, MN
1619987278 Dennis Nolan Individual Internal Medicine Physician Winona, MN
1275543829 John Mulrooney Individual Internal Medicine Physician Winona, MN
1780894527 Katrina Hammel Individual Internal Medicine Physician Winona, MN
1245347780 Richard Ferris Individual Internal Medicine Physician Winona, MN
1952390338 Robert Neilson Individual Internal Medicine Physician Winona, MN

Frequently asked questions

How many Internal Medicine providers are in Winona, MN?
The latest NPPES snapshot lists 11 active Internal Medicine providers with a practice address in Winona, Minnesota.
How do I check a Internal Medicine provider's NPI in Winona?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-09.