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Thank you for your donation to TOS!! Please retain receipt for tax purposes.

NAASO, The Obesity Society, Inc is a registered not-for-profit 501(c)(3) organization. No goods or services will be provided in exchange for your donation. Your donation is non-refundable and is tax-deductible to the extent allowable by law. Our federal tax ID number is 54-1438429.


The minimum online donation amount is $10.

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If you have any questions regarding donations, please send email to

The Obesity Society, Inc - 9211 Corporate Boulevard #300 Rockville MD 20850 - Phone: (301) 563-6526

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