Background and Aim: Strategic thinking plays a very important role in guarding organizational survival and increasing development in today's dynamic and changing environment. One of the elements of strategic thinking is systemic thinking, which forms the conceptual framework to solve issues in an organization. This study aims to determine the ability of Tehran University of Medical Sciences (TUMS) senior managers to stick to systemic thinking based on Friedrik Goldman’s model.

Materials and Methods: This is a cross-sectional, descriptive- analytic study conducted on a sample of 100 TUMS senior managers in 2010. The data collection instrument was a standard questionnaire on systemic thinking, the response rate of which turned out to be 97%. The reliability and validity of the questionnaire were confirmed prior to its distribution. SPSS software was used for data analysis. To this end, single sample t-test and Friedman statistical methods were also applied.

Results: The findings revealed that the ability of systemic thinking was optimal among most TUMS senior managers.

Conclusion : Enhancing and strengthening systemic thinking among TUMS senior managers are suggested, especially regarding omniscient and multi-end approach.