Caroline Onischak, APRN

With 13 years of practice, Caroline Onischak is an established nurse practitioner provider, APRN, after earning their medical degree at Other in 2019. Caroline currently practices at Saint Joseph Hospital-elgin in Elgin, Illinois. Their National Provider Identifier (NPI) is 1285976936, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.

CMS Medicare data shows Caroline Onischak as a lower-volume nurse practitioner provider, treating approximately 15 Medicare beneficiaries and delivering 124 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.

Under the Physician Payments Sunshine Act, CMS reports that Caroline Onischak received $518 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.