MedCheckWize

Illinois vs South Dakota: Medicare Costs (2026)

Side-by-side comparison of Medicare spending, premiums, and healthcare coverage.

MetricIllinois (IL)South Dakota (SD)
Medicare Spending/Capita$8,095$13,396
Medicare Enrollees2,379,9541,224,124
Medicaid Enrollees3,206,6051,665,498
Part B Premium$185/mo$185/mo
Part D Premium (Avg)$66/mo$57/mo
Medigap Premium (Avg)$341/mo$278/mo
Medicaid ExpansionYesYes
Uninsured Rate6.8%4.1%

Top Procedure Costs

ProcedureIllinoisSouth DakotaDifference
Liver Transplant$143,064$154,393$-11,329
Kidney Transplant$98,213$125,853$-27,640
Heart Valve Replacement$98,147$99,495$-1,349
Coronary Artery Bypass Graft (CABG)$90,852$69,622+$21,231
Defibrillator Implantation (ICD)$48,722$53,824$-5,102
Spinal Fusion$44,125$57,744$-13,619
Total Knee Replacement$41,485$30,772+$10,713
Total Hip Replacement$28,352$39,857$-11,504
Pacemaker Implantation$25,257$29,869$-4,611
View IllinoisView South Dakota

Frequently Asked Questions

Which state has higher Medicare spending, Illinois or South Dakota?

South Dakota has higher Medicare spending at $13,396 per capita vs $8,095 in Illinois.

Which state has a lower uninsured rate?

South Dakota has a lower uninsured rate of 4.1% compared to 6.8% in Illinois.

Have both Illinois and South Dakota expanded Medicaid?

Illinois has expanded Medicaid. South Dakota has expanded Medicaid.