Prices at 62 hospitals in Michigan, from their machine-readable files. Here the median cash price is $67 — 25% below the US median ($90), roughly 4.6× the Medicare rate.
Lowest cash prices
| Hospital | Location | Cash | Insurer | CMS rating | ER wait | Readmit |
|---|---|---|---|---|---|---|
| Lake Huron Medical Center | Port Huron, MI | $14 | $15 | ★ 4/5 | 168 min | — |
| Garden City Hospital | Garden City, MI | $14 | $15 | ★ 2/5 | 114 min | — |
| Deckerville Community Hospital | Deckerville, MI | $15 | $49 | — | 85 min | — |
| Hills & Dales General Hospital | Cass City, MI | $19 | $76 | ★ 4/5 | 91 min | — |
| Hurley Medical Center | Flint, MI | $21 | $17 | ★ 2/5 | 190 min | — |
| Trinity Health Grand Haven Hospital | Grand Haven, MI | $24 | $14 | ★ 4/5 | 76 min | — |
| McLaren Greater Lansing | Lansing, MI | $27 | $14 | ★ 3/5 | 261 min | — |
| Ascension Genesys Hospital | Grand Blanc, MI | $30 | $15 | ★ 3/5 | 231 min | — |
| McLaren Macomb | Mount Clemens, MI | $34 | $14 | ★ 1/5 | 172 min | — |
| Bronson Methodist Hospital | Kalamazoo, MI | $40 | $32 | ★ 4/5 | 235 min | — |
| Bronson Battle Creek Hospital | Battle Creek, MI | $40 | $31 | ★ 3/5 | 191 min | — |
| Bronson South Haven Hospital | South Haven, MI | $40 | $32 | — | 136 min | — |
| Battle Creek VA Medical Center | Battle Creek, MI | $40 | $31 | — | — | — |
| Bronson Lakeview Hospital | Paw Paw, MI | $40 | $37 | ★ 5/5 | 153 min | — |
| Scheurer Hospital | Pigeon, MI | $43 | — | — | 101 min | — |
| Tawas St Joseph Hospital | Tawas City, MI | $45 | $16 | ★ 3/5 | 113 min | — |
| Hillsdale Hospital | Hillsdale, MI | $45 | $18 | ★ 3/5 | 180 min | — |
| McLaren Northern Michigan | Petoskey, MI | $48 | $14 | ★ 3/5 | 157 min | — |
| Ascension River District Hospital | East China, MI | $49 | $15 | ★ 3/5 | 122 min | — |
| University of Michigan Health-West | Wyoming, MI | $49 | — | ★ 4/5 | 188 min | — |
| Henry Ford Health St John Hospital | Detroit, MI | $53 | $22 | ★ 1/5 | 170 min | — |
| McLaren Thumb Region | Bad Axe, MI | $55 | $11 | ★ 5/5 | 119 min | — |
| Ascension Providence Hospital, Southfield and Novi | Southfield, MI | $55 | $12 | ★ 4/5 | 196 min | — |
| Ascension Providence Rochester Hospital | Rochester, MI | $55 | $12 | ★ 3/5 | 187 min | — |
| Kalkaska Memorial Health Center | Kalkaska, MI | $57 | $50 | — | 108 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 $67 — about 4.6× the Medicare rate ($15). High vs Medicare. A fair cash price is usually within ~2× Medicare ($29).
💡 Asking for the cash price instead of the $123 list price could save about $56 (45%).
Rough estimate from this procedure’s median insurer-negotiated rate. Your actual cost depends on your plan — confirm with your insurer.
By city
Ammonia blood test cost in other states
All Ammonia blood test prices (national) → · All hospitals in Michigan →