COOK pasta in large saucepan as directed on package, omitting salt and adding asparagus to boiling water for the last 2 min. Drain.
MEANWHILE, cook peppers and tomatoes in large skillet on medium-high heat 2 to 3 min. or until crisp-tender, stirring frequently.
ADD pasta mixture, broth, cream cheese and oregano to skillet; mix well. Cook and stir 5 min. or until sauce is slightly thickened. Top with cheese; cook 2 to 3 min. or until cheese begins to melt.