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Welcome to the ISTH 2025 Attendee Individual Registration for the ISTH 2025 Congress in Washington, D.C.!

ISTH Members: If you are an ISTH member, please register here.
Note: You must have an active ISTH membership for 2025 to receive discounted member rates.

Member Registration

Non-Members: If you do not have an ISTH membership, you can register as a non-member attendee here.

Non-Member Registration

Registering a group of 10 or more? You can register all your group delegates here.

Need to review an existing registration? Select your registration portal from the drop menu at the top of the page.