To login, you must enter a total of 8 digits, including your ADA membership number.

If your ADA membership number contains only 6 numbers, add two zeroes before your membership number (totals 8 digits).

If your ADA membership number contains 7 digits, add one zero before your membership number (totals 8 digits).

Find a CSO

Not all CSO contact information is up to date at this CSO locator link, but if you are looking for a CSO in your State, please go to this link:

http://www.cdrnet.org/applications/directory/Specialists/search.cfm

Select a "State" from the list, then choose oncology nutrition under "Specialties"

CSOs - please update your information at this link so we can provide the most current information for individuals seeking oncology RDs. 

http://www.cdrnet.org/applications/directory/Specialists/login.cfm


Lists of CSOs through September 2009


New list of CSOs certified in September 2009