Deputy. Director (Administration), former deputy director (Administration) Shailesh Yadav, a senior IPS officer, many senior faculty members, former Registrar V.P. Gupta and former Chief Administrative Officer Attar Singh. CBI inquiries and further results Subsequently, on many investigations done by Chaturvedi, CBI registered cases and recommended action against Vineet Chawdhry. As per India Today investigative report of June 2017, J P Nadda, Union Health Minister was found to have hushed up investigation into what the report termed as 7000 crore scam, detailing CBI report and scathing reports of Parliamentary Committee. Opposition parties on basis of this investigative report and documents mentioned in the report, accused Nadda of links with senior IAS officer Vineet Chawdhry who had earlier worked with Nadda in Himachal Pradesh Earlier in September 2013, CBI had registered a criminal case on basis of enquiry done by Vigilance Cell of AIIMS, regarding large scale fake payments made in security wing of AIIMS and financial irregularities into security contract award to a private company. In October 2015, CBI, on basis of enquiry done by Chaturvedi, found then AIIMS Director, Dr. M C Mishra, and certain other AIIMS officials including store officer guilty of involvement in corruption in purchase of medical items including disinfectants in trauma centre, on basis of wrong propriety certificate and recommended action against them to Health Ministry, as deemed fit. Again, in January 2018 CBI registered criminal case under sections of forgery and Prevention of Corruption Act, 1988 against certain AIIMS officials for corruption in purchase in Surgery Department, to favour particular firms, on basis of enquiry report sent by Chaturvedi as CVO to CBI in May 2014. However, it was found later on that all the major corruption cases exposed and being investigated by CVO Chaturvedi, involving senior IAS, IPS officers, AIIMS Director and senior AIIMS officials were being hushed up after Chaturvedi's removal and taking over of Health Ministry by J P Nadda. In August 2014, Chaturvedi was relieved from the charge of CVO. On 16 August, he wrote a letter to the new health minister Harsh Vardhan, alleging that his removal from the CVO post was a result of campaign by corrupt officials. He was supported by AIIMS staff, who wrote a letter to the Prime Minister asking for his reinstatement. The Aam Aadmi Party (AAP) held protests in his support Institutional preference seats Around year 2002 AIIMS decision to reserving 33% of post-graduation