Senior IAS officer Rajesh Bhushan took charge as the Union Health Secretary on Friday, succeeding Preeti Sudan. "Shri Rajesh Bhushan, IAS (Bihar: 1987) took charge as Secretary, Ministry of Health and Family Welfare...at Nirman Bhawan today," Ministry of Health tweeted. Bhushan was earlier handling the responsibility of Officer on Special Duty (OSD) in the Ministry of Health.