RecruitingPhase 1Drug trialNeoadjuvant Cemiplimab in Newly Diagnosed or Recurrent Stage I-II Merkel Cell Carcinoma and Locoregionally Advanced Cutaneous Squamous Cell CarcinomaThe goal of this clinical research study is to determine if Cemiplimab-rwlc (called Cemiplimab in this document) given prior to tumor resection surgery is safe and effective in treating (1) Merkel Cell Carcinoma or (2) Cutaneous Squamous Cell Carcinoma (CSCC).