A Board Eligible/Board Certified Endocrinologist position in O'Fallon, Illinois offers a flexible 4- or 5-day schedule with competitive compensation ranging from $295K to $352K. The role includes a 2-year salary guarantee, sign-on bonus, relocation and housing assistance, plus up to $150K in student loan repayment benefits. This opportunity provides a family-friendly environment near St. Louis with generous vacation, CME, and full benefits package within a thriving multispecialty care team.