Background: Rashtriya Bal Swasthya Karyakram (RBSK) or ‘Child Health Screening and Early Intervention Services’ Program was launched by the Ministry of Health and Family Welfare in February 2013, an ambitious program that is aimed to cover 27 crore children in India, was launched. 4 D’s identified under RBSK are Defects at birth, Diseases in children, Deficiency conditions and Developmental Delays including Disabilities. Hence the present study was conducted to study the determinants and health status of under 5 children according to 4 D’s of RBSK program in field practice area of rural health training centre. Methods: A cross-sectional community based study was carried out among 400 under 5 children in field practice area of rural health training center of Dept. of Community Medicine of Govt. Medical College, Aurangabad, Maharashtra, India using probability proportionate to size (PPS) sampling technique during the period of Jan. 2017 to Dec. 2018. Data was entered in MS Excel 2007 worksheet and analyzed using open Epi version 3.01 Results: The prevalence of 4 D’s condition in under five year children was 18.25%. The association of age and 4Ds condition among under five year children was statistically not significant (p>0.05). Out of complete immunized children, only 7.25% were having 4 D’s conditions present among them compared to unimmunized children in which the 4 D’s conditions were present in 42.86% and this difference was found statistically significant (p<0.05). Conclusion: Child Health Screening and promotion of Early Intervention Services is more important for improvement in health status of children. It will also be very helpful in reducing the extent of disability, in improving the quality of life and enabling all persons to achieve their full potential.