Fiscal year ending 2024. Filed on October 27, 2025.
601 Broadway 600
Seattle, Washington 98122
The Northwest Arthritis Institute (EIN: 91-2013114) has filed an IRS Form 990 between fiscal years 2016 and 2024. In its fiscal year 2024 IRS Form 990 filing, The Northwest Arthritis Institute, a 501(c)(3) charitable organization, reported compensation for 1 employee. Among the employees shown here, the average compensation is $0.
Revenue
Expenses
Employee compensation
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