Prices at 12 hospitals in South Dakota, from their machine-readable files. Here the median cash price is $1,229 — 66% above the US median ($741), roughly 2.7× the Medicare rate.
Lowest cash prices
| Hospital | Location | Cash | Insurer | CMS rating | ER wait | Readmit |
|---|---|---|---|---|---|---|
| Brookings Health System | Brookings, SD | $348 | $524 | ★ 4/5 | 97 min | — |
| Dunes Surgical Hospital | Dakota Dunes, SD | $480 | $359 | — | — | — |
| Winner Regional Healthcare Center-CAH | Winner, SD | $967 | $822 | — | 109 min | — |
| Sanford Chamberlain Medical Center | Chamberlain, SD | $1,164 | $1,066 | — | 80 min | — |
| Sanford Usd Medical Center | Sioux Falls, SD | $1,186 | $542 | ★ 5/5 | 207 min | — |
| Sanford Clear Lake Medical Center | Clear Lake, SD | $1,202 | $1,256 | — | 93 min | — |
| Monument Health Rapid City Hospital | Rapid City, SD | $1,257 | $882 | ★ 3/5 | 172 min | — |
| Douglas County Memorial Hospital-CAH | Armour, SD | $1,293 | $1,018 | — | 118 min | — |
| Avera Heart Hospital of South Dakota | Sioux Falls, SD | $1,298 | $752 | ★ 5/5 | 110 min | — |
| Sanford Medical Center Aberdeen | Aberdeen, SD | $1,309 | $940 | ★ 4/5 | 120 min | — |
| Sanford Hospital Webster-CAH | Webster, SD | $1,336 | $1,240 | — | 110 min | — |
| Avera Queen of Peace | Mitchell, SD | $1,415 | $994 | ★ 4/5 | 104 min | — |
CMS rating = overall hospital star rating (1–5); ER wait = median minutes in the emergency department; Readmit = 30-day readmission rate (lower is better) — all from Medicare’s Care Compare; “—” = not reported. Data last updated October 2026. Prices from hospitals’ machine-readable files (45 CFR §180); Medicare benchmark from CMS PFS/CLFS/IPPS. Prices below 15% of the median are excluded as likely partial or mis-coded charges. Estimates — confirm with the hospital. Report an incorrect price.
Price comparison (median)
Typical cash price here is $1,229 — about 2.7× the Medicare rate ($448). On the higher side. A fair cash price is usually within ~2× Medicare ($896).
💡 Asking for the cash price instead of the $1,459 list price could save about $230 (16%).
Rough estimate from this procedure’s median insurer-negotiated rate. Your actual cost depends on your plan — confirm with your insurer.
Electroencephalogram (EEG) cost in other states
All Electroencephalogram (EEG) prices (national) → · All hospitals in South Dakota →