people chanted the unspecified abuse and how long they did it for.
Roma were fined 10,000 euros ($11,611) for "territorially insulting" chants towards Napoli fans.
Roma coach Jose Mourinho was one of four managers to be suspended for the coming midweek round of Serie A fixtures after being sent off during Sunday's match at the Stadio Olimpico.
Napoli's Luciano Spalletti was dismissed after the final whistle for sarcastically praising referee Davide Massa.
Atalanta's Gian Piero Gasperini and Inter Milan coach Simone Inzaghi were also banned for one match after their own red cards.