Ammonia blood test cost in Maine

Prices at 28 hospitals in Maine, from their machine-readable files. Here the median cash price is $88 — about the US median ($90), roughly 6.0× the Medicare rate.

Lowest cash prices

HospitalLocationCashInsurerCMS ratingER waitReadmit
Central Maine Medical Center Lewiston, ME $14 $15 ★ 4/5 239 min 14.5%
St Joseph Hospital Bangor, ME $25 $17 ★ 3/5 188 min 15.6%
Northern Light Mercy Hospital Portland, ME $35 $15 ★ 4/5 210 min 13.9%
Northern Light a R Gould Hospital Presque Isle, ME $35 $15 ★ 2/5 202 min 15.0%
Northern Light Eastern Maine Medical Center Bangor, ME $35 $15 ★ 5/5 218 min 13.4%
Northern Light Maine Coast Hospital Ellsworth, ME $35 $15 ★ 3/5 204 min 15.3%
Northern Light Blue Hill Memorial Hospital Blue Hill, ME $35 $15 121 min 14.9%
Northern Light C a Dean Hospital Greenville, ME $35 $15 90 min 14.6%
Northern Light Mayo Hospital Dover Foxcroft, ME $35 $15 ★ 2/5 143 min 15.4%
Northern Light Sebasticook Valley Hospital Pittsfield, ME $35 $15 ★ 2/5 178 min 15.3%
Northern Light Acadia Hospital Bangor, ME $35 $15
Redington Fairview General Hospital Skowhegan, ME $53 $71 ★ 2/5 135 min 14.5%
York Hospital York, ME $83 ★ 4/5 172 min 14.8%
Rumford Hospital Rumford, ME $88 $135 106 min 15.0%
Houlton Regional Hospital Houlton, ME $88 $42 ★ 3/5 192 min 14.1%
Bridgton Hospital Bridgton, ME $94 $136 ★ 3/5 118 min 15.3%
Calais Community Hospital Calais, ME $115 $121 160 min 15.0%
Lincolnhealth Damariscotta, ME $159 $48 ★ 3/5 137 min 14.4%
Mainehealth Franklin Hospital Farmington, ME $159 $48 ★ 3/5 168 min 15.1%
Mainehealth Maine Medical Center Portland, ME $183 $65 ★ 4/5 218 min 14.2%
Mainehealth Mid Coast Hospital Brunswick, ME $183 $65 ★ 3/5 198 min 15.5%
Mainehealth Pen Bay Hospital Rockport, ME $183 $65 ★ 3/5 170 min 15.3%
Mainehealth Waldo Hospital Belfast, ME $183 $65 ★ 3/5 146 min 15.0%
Mainehealth Stephens Hospital Norway, ME $183 $65 ★ 4/5 122 min 15.0%
Mainehealth Behavioral Health at Spring Harbor Westbrook, ME $183 $65

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 June 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)

Chargemaster (list price)
$153
Cash / self-pay
$88
Insurer-negotiated
$48
Medicare pays
$15
$35$183
Median cash $88  ·  Medicare $15  ·  bar = typical cash range (10th–90th percentile)
Is this a fair price?
1× Medicarefair ≈2×5×+

Typical cash price here is $88 — about 6.0× 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 $153 list price could save about $65 (42%).

Estimate what you’ll pay
Quick fill:

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 Maine →