This 64-year-old male patient...whose path report showed lung adenocarcinoma. FoundationOne CDx panel demonstrated MET exon 14 skipping mutation (3038+3A>G, allelic fraction > 80%) plus MET amplification (12 copy numbers). PD-L1 expression (22C3) was 90%....Two months after tepotinib was started, complete radiologic response was achieved, and patient continues on treatment without evidence of disease after 1 year.