This study is for patients who have had surgery for pancreatic neuroendocrine tumor (pNET). This study is being done to find out if giving chemotherapy after surgery is better or worse than the usual approach for patients that have had surgery for pNET.

The purpose of this research study is to gain patient feedback around their Neuroendocrine tumor (NET) diagnosis, including symptoms and quality of life with different NET treatments, factors that influence the order of treatments given, and how the order of NET treatments affect patient's quality of life, symptoms and survival. The main eligibility criteria for this study are being 18 or older and receiving the diagnosis of a neuroendocrine tumor on or after January 1st, 2019. Participation will last about 18 months, involving the completion of four electronic or paper surveys spaced six months apart. The first survey will take about 40 minutes to complete, while the other three surveys may take about 20 minutes each to complete. Participants will be compensated for their time and participation in this research study.