Biography
Dr. Jarosek is a researcher in the Division of Health Policy and Management at the University of Minnesota School of Public Health, where she currently supports the SEER-Medicare and SEER-Medicaid Scientific and Technical Support Services contracts. Previously, she served as Director of Data and Training for ResDAC—a Centers for Medicare and Medicaid Services (CMS) Center. Her work focused on helping researchers understand the strengths, weaknesses and applications of CMS administrative data.
Earlier in her career, Dr. Jarosek served as Co-Director of the Clinical Disparities Scholar Program (CDSP) within the Center for Healthy African American Men through Partnerships (CHAAMPS), mentoring junior researchers conducting disparities research using large administrative, clinical registry, and survey datasets. She was also an Assistant Professor in the Department of Urology at the University of Minnesota Medical School, where she guided surgeons in leveraging secondary data to answer clinical research questions.
Expertise
Education
PhD Health Services Research, Policy and Administration, University of Minnesota
BS Nursing, University of Wisconsin-Madison
Publications
Parsons HM, Greenwald SJ, Jarosek S, Nikpay S, Clark RM, Shippee N, Henning- Smith C, Enewold L. Switching between Medicare Advantage and Traditional Medicare for individuals newly diagnosed with cancer 2015-2019. J Natl Cancer Inst. 2025 Jun 1;117(6):1218-1227. doi: 10.1093/jnci/djaf036. PMID: 39947816; PMCID: PMC12145912.
McFalls M, Virnig BA, Ryan A, Erickson DJ, Kim H, Jarosek SL, Alexander BH, Ramirez MR. Medicare Work-Related Injuries: Underutilization of Workers' Compensation Leads to Higher Out-of-Pocket Costs for Older Adults. J Occup Environ Med. 2025 May 1;67(5):344-352. doi: 10.1097/JOM.0000000000003323. Epub 2025 Feb 7. PMID: 39971894.
Li KD, Carlisle MN, Jarosek S, Patel HV, Faris A, Elliott SP, Cooperberg MR, Carroll PR, Breyer BN. Evolving Risk of Urinary Adverse Events Across Localized Prostate Cancer Treatments: A Propensity-weighted Analysis of Surveillance, Epidemiology and End Results-Medicare Data. Eur Urol. 2026 Jan;89(1):8-11. doi: 10.1016/j.eururo.2025.05.014. Epub 2025 May 22. PMID: 40410019.
Jutkowitz E, Mulcahy JF, Huckeldt P, Woodhouse M, Jarosek S, Fabius CD, Tarter W, Wolf JM, Shippee TP. The relationship between home and community-based services utilization and self-reported quality of life for community-dwelling and assisted living residents with and without dementia. Innov Aging. 2025 Oct 24;9(11):igaf118. doi: 10.1093/geroni/igaf118. PMID: 41322106; PMCID: PMC12659963.
Articles by Stephanie Jarosek, PhD
CMS Encounter Research Identifiable Files – How Are They Different from Fee-For-Service Files?
Published on Aug 31, 2026
The Shape of Professional and Technical Components in CMS FFS Data
Published on Jul 07, 2026
Completeness of Provider ID Variables in CMS TAF Files
Published on Jul 07, 2026
Identifying Medicare Advantage and Fee-for-Service Beneficiaries in the Master Beneficiary Summary File
Published on May 11, 2026
How to Create an Analytic File
Published on Apr 22, 2026