Members of the cancer registrar community may use this page to submit questions to SEER about coding cancer cases or about the materials for registrars distributed through the SEER site.

Before asking SEER:

  • Follow local procedures for submitting questions to your central registry when required. Your central registry will submit the question to SEER if needed.
  • Please direct questions about AJCC TNM and Collaborative Stage for diagnoses 2004 through December 31, 2015 to the Commission on Cancer's CAnswer ForumExternal Web Site Policy.
  • Answers to coding and abstracting questions can be found in the SEER Inquiry System. Please search the system before contacting us with a question.

Submit a Question to a SEER Registrar

Questions submitted through this form will be sent to the appropriate SEER personnel. The question and answer may be added to the SEER Inquiry System for others to reference.

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Please note: Responses may take 10 – 15 working days. Some inquiries require consultation with subject matter experts and may need additional time.

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