KOVAI Kovai Medical Center & Hospital Ltd Credit Rating Changes Announcement 2024 - Credit Rating Change Kovai Medical Center & Hospital Ltd. has changed its credit rating agency from Care Ratings Limited to CRISIL, with a current long-term rating of AA- (Stable) and short-term rating of A1+..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Kovai Medical Center & Hospital Ltd