Insurance-Based Disparities in Guideline-Concordant Thyroid Cancer Care in the Era of De-escalation

•Patients with Medicaid more frequently present with advanced thyroid cancer.•Patients with Medicaid are less likely to undergo lymphadenectomy when indicated.•Patients with Medicaid are less likely to receive radioactive iodine when indicated.•Disentangling reasons for guideline nonadherent thyroid cancer care is warranted.