HealthCareAtlasUSA

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Doctors / IA

NICKOLAS S DEMARK, DO

INTERNAL MEDICINE

Medical school: DES MOINES UNIVERSITY OF OSTEOPATHIC MEDICINE AND HEALTH SCIENCES

Graduated: 2011

Also: HOSPICE/PALLIATIVE CARE

NPI: 1114214004

Practice Locations (1)

MAHASKA COUNTY HOSPITAL

1229 C AVE E, MAHASKA HEALTH

OSKALOOSA, IA 525774298

6416723100

Source: CMS National Downloadable File, September 2026.

NICKOLAS DEMARK, DO | HealthCareAtlasUSA