Phosphorus blood test cost in Hawaii

Prices at 10 hospitals in Hawaii, from their machine-readable files. Here the median cash price is $37 — 10% below the US median ($41), roughly 7.7× the Medicare rate.

Lowest cash prices

HospitalLocationCashInsurerCMS ratingER waitReadmit
Kau Hospital Pahala, HI $24 — — 79 min —
Lanai Community Hospital Lanai City, HI $30 $11 — 81 min —
Kula Hospital Kula, HI $30 $11 — 54 min —
Kauai Veterans Memorial Hospital Waimea, HI $33 $11 — 79 min —
Samuel Mahelona Memorial Hospital Kapaa, HI $33 $11 — 61 min —
Kona Community Hospital Kealakekua, HI $40 $5 ★ 2/5 179 min —
Kohala Hospital Kapaau, HI $44 $11 — 82 min —
Shriners Hospital for Children Honolulu, HI $49 $6 — — —
North Hawaii Community Hospital, Inc Kamuela, HI $57 $5 ★ 3/5 135 min —
Molokai General Hospital Kaunakakai, HI $58 $11 — 88 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)

Chargemaster (list price)
$65
Cash / self-pay
$37
Insurer-negotiated
$11
Medicare pays
$5
$29$57
Median cash $37  ·  Medicare $5  ·  bar = typical cash range (10th–90th percentile)
Is this a fair price?
1× Medicarefair ≈2×5×+

Typical cash price here is $37 — about 7.7× the Medicare rate ($5). High vs Medicare. A fair cash price is usually within ~2× Medicare ($9).

💡 Asking for the cash price instead of the $65 list price could save about $28 (43%).

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Rough estimate from this procedure’s median insurer-negotiated rate. Your actual cost depends on your plan — confirm with your insurer.

Phosphorus blood test cost in other states

All Phosphorus blood test prices (national) → · All hospitals in Hawaii →