Journal of

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Background:Hospital is the most important health care services provider center.Undoubtedly, properand effective management performance can be very important. This study aimed at assessing professional and non-professional managers’ performance among selected hospitals in Tehran. Materials and Methods: In thisdescriptive study the population was staffs of ten selected hospitals in Tehran. With the intention of performing the study, a 41-items questionnaire was used which confirmed its validity by experts and its reliability by Cronbach alpha(=90).After data entry in SPSS software,frequency distribution tables, diagrams and central tendency and dispersion were used. With the intention of measure probable correlation Contingency Correlation Coefficient - C was utilized. Results:The comparison betweenprofessional managers’ responses with non-professional ones revealed an incremental trendfrom “seldom” to “always” in all domains of management functions (including planning, organizing, coordinating and control)and Contingency Correlation Coefficient - C indicated statisticallysignificant relation between domains and types of managers (professional and non-professional)P = 0.003, P = 0.006, P = 0.001, P0.0001 respectively. Conclusion:Managers’ professional education is inevitable for hospital managing duties.