The group slammed a minivan into a gate at the station in Riau on Sumatra island and then attacked officers with samurai swords, according to the country's national police. "People wearing masks alighted from a van and stabbed a police officer nearby", Doddy said as quoted by tribunnews.com.
According to Channel NewsAsia, at least one of the attackers was wielding a sword and wounded two officers, while another allegedly had a bomb strapped to his body.
Dozens of suspects have been rounded up in raids since Sunday's attacks, while several militants, including the number two ranking leader of the Surabaya JAD chapter, had been shot and killed, police said.
The attacks have put Indonesia on edge as the world's biggest Muslim majority country starts the holy fasting month of Ramadan from Thursday.
"Then four of the men got out from the vehicle and attacked police", he added.
Gotze, Can miss out in Germany's 27-man squad [FULL LIST]
The 2014 World Cup victor had been linked with several high profile roles, including the vacant Arsenal post. Manchester City's Leroy Sane and Ilkay Gundogan are among the Premier League players to be selected.
Indonesia's security forces have arrested hundreds of militants during a sustained crackdown that smashed some networks, and most recent attacks have been low-level and targeted domestic security forces. Both groups have pledged allegiance to IS, they said.
On Monday, a family of five, including an eight-year-old child, mounted a suicide bombing at the Surabaya police headquarters, injuring 10 people.
Tribunnews.com reported a TV journalist, not yet identified at the time of writing, suffered some wounds because he was near the fences for a news release on drugs at the police headquarters.
Police have said the church and earlier police station attacks were motivated by the arrest of JAD leaders, including jailed radical Aman Abdurrahman.