Internal Medicine in Delafield, WI
9 active Internal Medicine providers practice in Delafield, Wisconsin according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.
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| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1770589236 | David Cullinane | Individual | Cardiovascular Disease Physician | Delafield, WI |
| 1467443994 | Delafield Medical Center LLC | Organization | Internal Medicine Physician | Delafield, WI |
| 1669710869 | Hayes Hatfield | Individual | Internal Medicine Physician | Delafield, WI |
| 1831180371 | Lake Country Cardiovascular Associates Ltd | Organization | Cardiovascular Disease Physician | Delafield, WI |
| 1356458632 | Mark Schaten | Individual | Internal Medicine Physician | Delafield, WI |
| 1962543751 | Prohealth Medical Group Inc | Organization | Internal Medicine Physician | Delafield, WI |
| 1265785372 | Rania Dempsey | Individual | Sports Medicine (Internal Medicine) Physician | Delafield, WI |
| 1932172327 | Roger Watson | Individual | Internal Medicine Physician | Delafield, WI |
| 1538328463 | Susan Russler | Individual | Internal Medicine Physician | Delafield, WI |
Frequently asked questions
How many Internal Medicine providers are in Delafield, WI?
The latest NPPES snapshot lists 9 active Internal Medicine providers with a practice address in Delafield, Wisconsin.
How do I check a Internal Medicine provider's NPI in Delafield?
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 2026-07-11.