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National Brain Tumor Society takes great pride in our financial efficiency and accountability, and we work to maximize the value of every dollar we receive. We are committed to transparent communication and responsible stewardship of donor investment. You can learn more about our recent accomplishments and view detailed financial information through the links provided below.

Financial Information

Contributions to the National Brain Tumor Society are tax-deductible to the extent permitted by law. We are a nonprofit 501(c)(3) organization (EIN/tax ID number: 04-306-8130).

2022 Financial Statement

National Brain Tumor Society is faithfully committed to the privacy and confidentiality of our donors and supporters. Please refer to our Privacy Policy here. Please refer to our Donor Confidentiality Policy.

Independent Accreditation

We encourage you to investigate before you donate. Guidestar independently verifies information about our finances and responsible use of funds.

Guidestar’s mission is to revolutionize philanthropy and nonprofit practice by providing information that advances transparency, enables users to make better decisions, and encourages charitable giving

IRS Form 990

Specific information about the National Brain Tumor Society’s finances is available on our Form 990, the information return that tax-exempt organizations file annually with the Internal Revenue Service (IRS).

Form 990 January 1 – December 31, 2022

IRS Letter of Determination

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