 On 3 October 1993, O'Neill was at full-forward when Na Piarsaigh faced Blackrock in the Limerick Intermediate Championship final.He scored three points but ended on the losing side after a 2-04 to 0-08 defeat.Na Piarsaigh qualified for a second successive Limerick Intermediate Championship final on 6 November 1994, with Tournafulla providing the opposition.