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200 1st St SWRochester, MN 55905
Phone+1 507-284-2511
Dr. Koster is on Doximity
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Education & Training
Mayo Clinic College of Medicine and Science (Rochester)Fellowship, Rheumatology, 2013 - 2016
Loyola University Medical CenterResidency, Internal Medicine, 2009 - 2013
Loyola University Chicago Stritch School of MedicineClass of 2009
Certifications & Licensure
MN State Medical License 2013 - 2025
IL State Medical License 2009 - 2014
American Board of Internal Medicine Internal Medicine- American Board of Internal Medicine Rheumatology
Publications & Presentations
PubMed
- Efficacy of MEK inhibitors in Erdheim-Chester disease: impact of MAPK pathway pathogenic variants.Aldo A Acosta-Medina, Jithma P Abeykoon, Saurabh Zanwar, Gordon J Ruan, Karen L Rech
Leukemia. 2025-04-01 - Acute kidney injury, an underrecognized feature of VEXAS syndrome.Kambiz Kalantari, Megan M Sullivan, Loren P Herrera Hernandez, Lihong Bu, Lynn D Cornell
Rheumatology. 2025-04-01 - Is it VEXAS or is it vasculitis?Megan M Sullivan, Matthew J Koster
Clinical and Experimental Rheumatology. 2025-03-25
Press Mentions
VEXAS Syndrome More Dangerous Than Thought – US Data AnalysisFebruary 7th, 2023- Study Predicts Higher Prevalence of VEXAS Syndrome (Updated)January 26th, 2023
- VEXAS Syndrome May Be More Common Than Previously KnownJanuary 25th, 2023
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