Internal Medicine, Hospice and Palliative Medicine
NICKOLAS DEMARK DO
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 Plan acceptance stays unpublished until the practice reports it.
Public record
NPI 1114214004 · enumerated 2011-06-30 · record updated 2026-07-01. Source: CMS NPPES. A listing is not a TRICARE network approval.
NPPES recordGoogle Maps Apple Maps OpenStreetMap
Addresses and phones
- Mailing address 1229 C AVE E, OSKALOOSA, IA, 52577-4298 (641) 672-3236 Google Maps Apple Maps OpenStreetMap
- Practice location 1229 C AVE E, OSKALOOSA, IA, 52577-4246 (641) 672-3100 Fax (641) 672-3381 Google Maps Apple Maps OpenStreetMap
Specialties
- Hospitalist 208M00000X · License 62482 WI
- Internal Medicine 207R00000X · License 62482 WI
- Internal Medicine 207R00000X · License 5101019580 MI
- Internal Medicine, Hospice and Palliative Medicine 207RH0002X · Primary · License DO-06639 IA
In this directory
IA Mahaska County Oskaloosa Internal Medicine, Hospice and Palliative Medicine
Locations and evidence
-
Practice location
OSKALOOSA, IA, 525774246
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.