Fiscal year ending 2024. Filed on November 12, 2025.
144 Genesee St
Floor 144 Genesee Street
Buffalo, New York 14203
Catholic Health System (EIN: 22-2565278) has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2024 IRS Form 990 filing, Catholic Health System, a 501(c)(3) charitable organization, reported compensation for 22 out of 1,974 total employees. Among the employees shown here, the average compensation is $646,476. The highest compensated employee at Catholic Health System is Joyce Markiewicz with fiscal year 2024 compensation of $1,912,200.
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The Mission of the Catholic Health System, as part of the Catholic Health System (CHS) in Western New York, is to provide quality healthcare services in an acute care, long term care, and home care setting. Committed to a common mission, the providers of the Catholic Health System continue the healing ministry of Jesus, seeking to improve the health of individuals and communities. We provide high quality service that has reverence, compassion, justice, and excellence. The 2024 Community Service Plan can be found at https://www.chsbuffalo.org/about-us/community.
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