Register for SSO 2020 Today!

Click here to begin the SSO 2020 registration process.

SSO 2020 Registration Fees Late/Onsite Rates
SSO Physician/Scientist $880
SSO International $615
SSO International (40% Discount) * $370
SSO Allied Health Care Provider or SSO Emeritus $695
SSO Member Fellow, Resident, or Medical Student $660
Non-Member Physician/Scientist or Pharma $1,260
Non-Member International $885
Non-Member International (40% Discount) * $535
Non-Member Fellow, Resident, or Medical Student $960
Non-Member Allied Health Care Provider $990
Guest/Spouse ** $230

* 40% discount available for attendees from middle- and third-income countries only. Discount will be automatically applied if eligible.

** Guest/Spouse registration includes Wednesday Welcome Reception, Thursday Happy Hour and SSO HUB access. Spouse/Guest registration is restricted to networking and social events only and is not to be used as a full conference registration. Spouse/Guest registration does not have access to scientific sessions.

If you are wishing to pay via check, registration forms can be requested by contacting and a $25 processing fee will be assessed. Wire transfers will not be accepted.


Registration Cancellation Policy

If you are unable to attend SSO 2020 in August, you may cancel your registration online by using this link:  Cancellations made by April 15, 2020 will be refunded in full. Cancellations received after April 15, 2020 will be assessed a $75 cancellation fee. No refunds will be issued after July 31, 2020. If you have a serious reason for being unable to attend, you are welcome to petition for an exception to this policy. To do so, please email the SSO Registration Center at to explain your situation, and include any documentation to support your case (documentation is optional but recommended). These petitions must be submitted by Monday, September 14, 15 business days post meeting to be considered, and the decision regarding your petition may take up to one month after the event.

All registration cancellations and refunds will be processed in the same manner as original payment: if paid by credit card the refund will be issued to the card on record, generally within 5-7 business days of the request. Payments made by check will be refunded as a check within 45 days of the close of the meeting.


Visa Letter Request

If you are not a U.S. citizen and are planning to attend SSO 2020, advance planning is critical. Citizens of some foreign countries will need a visa to enter the United States and attend SSO 2020.

If you would like to request an invitation letter from the Society of Surgical Oncology for your visa application, you must first register and pay in full for the meeting. To obtain a visa invitation letter, have your registration confirmation number available and visit the visa link in your registration confirmation email.
Please contact for any questions regarding visa letters.


Children under 12

For safety reasons, children under the age of 12 (including infants in carriers and strollers, or hand carried infants and toddlers) are not permitted in the educational sessions, exhibit hall and poster session.

Mother's Room

SSO has a designated private room for nursing mothers. See the SSO 2020 mobile app for the location of the Mother's Room.


Questions? Contact the SSO 2020 Registration Center

Phone: 703-449-6418

Agents are available to help you from 8:30 am-5 pm (Eastern Time), Monday through Friday. The SSO Registration Center will be closed on weekends and holidays.