Iranian Foreign Minister Manouchehr Mottaki arrived here on Friday to attend the United Nations General Assembly due to begin on Tuesday.
Mottaki is expected to participate in a meeting on Iraq on Saturday.
The meeting is organized by the UN and the government of Iraq to discuss the latest developments in the war-torn country.
Mottaki will discuss Tehran`s stands on Iraq`s situation during the meeting.
The Islamic Republic of Iran has repeatedly stressed it would support a powerful and united Iraq with a powerful government.
Tehran has also called for non-interference of foreign powers in Iraq`s internal affairs.
President Mahmoud Ahmadinejad is also expected to arrive in New York on Sunday to attend the UN General Assembly.