Enhancing Financial Accountability and Cost Control in North American Outpatient Clinics Through Data Science: A Mixed-Methods Healthcare Administration Study

Rising operating costs, reimbursement complexity, and administrative inefficiencies continue to threaten the financial sustainability of outpatient clinics across North America, yet the accountability mechanisms intended to contain these pressures remain unevenly implemented. This study examines how four financial accountability mechanisms—budgetary control, internal auditing, expenditure monitoring, and financial reporting transparency—influence cost efficiency, administrative effectiveness, and financial sustainability at the clinic level. A quantitative, cross-sectional, case-based design was employed. Structured questionnaires were distributed to 300 healthcare administrators, clinic managers, finance officers, and operations supervisors across selected outpatient clinic cases, yielding 250 usable responses (response rate: 83.3%). Data were analyzed using descriptive statistics, Cronbach's alpha reliability testing, Pearson correlation, and multiple regression. Respondents reported consistently strong accountability practices, with the highest mean scores for expenditure monitoring (M = 4.14, SD = 0.68) and budgetary control (M = 4.08, SD = 0.71), followed by internal auditing