The Argentine is a contender to replace Samuel Eto'o at San Siro given his imminent departure to Anzhi.
"I can again confirm that Lavezzi is happy in Naples and there is nothing to report right now," Alejandro Mazzoni told Marte Sport Live.
"Only if someone makes us an offer would we then need to talk to the club about it."
The Argentine is available for transfer though seeing as he has a 31m release clause inserted into his agreement.
"Anything can happen with regards to his contract," the representative continued. "That clause could even be taken out, it all depends on Napoli.
"If President Aurelio De Laurentiis wants to talk to the player then he can do so whenever he wants "