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Phosphate Level Cost in Washington
What this costs without insurance: real self-pay cash prices and insurance-negotiated rates at 74 Washington hospitals. CPT 84100. Sourced directly from each facility's CMS-mandated transparency file. Dataset: Q4 2026.
📊 Median $35.70
📉 Low $3.35
📈 High $197
🏥 74 hospitals
🏛️ 60 with insurance contracts
Hospital comparison — Washington
Sorted by cash price (lowest first). Showing top 60 of 74 hospitals.
Billed more than $35.70 for this? That gap is evidence.
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| Hospital | Cash | Aetna | UHC | Cigna | Kaiser | Molina | Premera | Humana | Centene |
|---|---|---|---|---|---|---|---|---|---|
| LEGACY SALMON CREEK MEDICAL CENTER VANCOUVER |
$3.35 | $4.98 | — | $5.21 | $9.48 | — | — | — | — |
| MULTICARE CAPITAL MEDICAL CENTER OLYMPIA |
$8.80 | $4.78 | $3.71 | — | $5.93 | $3.71 | $4.74 | — | $4.88 |
| MULTICARE COVINGTON MEDICAL CENTER COVINGTON |
$11.20 | $4.78 | $3.66 | $6.16 | $5.93 | $3.39 | $4.74 | — | $4.88 |
| MULTICARE GOOD SAMARITAN HOSPITAL PUYALLUP |
$11.20 | $4.78 | $3.74 | $6.16 | $5.93 | $3.47 | $4.74 | — | $4.88 |
| MULTICARE ALLENMORE HOSPITAL TACOMA |
$11.20 | $4.78 | $3.47 | $6.16 | $5.93 | $3.47 | $4.74 | — | $4.88 |
| MULTICARE AUBURN MEDICAL CENTER AUBURN |
$11.20 | $4.78 | $3.66 | $6.16 | $5.93 | $3.39 | $4.74 | — | $4.88 |
| MULTICARE TACOMA GENERAL HOSPITAL TACOMA |
$11.20 | $4.78 | $3.47 | $6.16 | $5.93 | $3.47 | $4.74 | — | $4.88 |
| WELLFOUND BEHAVIORAL HEALTH HOSPITAL TACOMA |
$14.40 | — | — | — | — | — | — | — | $11.96 |
| PROVIDENCE MOUNT CARMEL HOSPITAL COLVILLE |
$17.50 | — | — | — | — | — | — | — | — |
| UW MEDICINE VALLEY MEDICAL CENTER RENTON |
$19.60 | — | — | — | — | — | — | — | — |
| MARY BRIDGE CHILDREN'S HOSPITAL TACOMA |
$20.40 | $4.78 | $3.73 | $33.37 | $5.93 | $3.45 | $4.74 | — | $4.88 |
| ST. CLARE HOSPITAL LAKEWOOD |
$21.14 | $4.88 | $5.12 | $8.59 | $4.74 | $5.12 | $4.88 | $5.07 | — |
| MULTICARE VALLEY HOSPITAL SPOKANE VALLEY |
$21.60 | $4.78 | $3.41 | $5.85 | $5.93 | $3.31 | $4.74 | — | $4.88 |
| MULTICARE DEACONESS HOSPITAL SPOKANE |
$21.60 | $4.78 | $3.43 | $5.85 | $5.93 | $3.34 | $4.74 | — | $4.88 |
| ST. ANTHONY HOSPITAL GIG HARBOR |
$22.31 | $4.88 | $5.12 | $8.59 | $4.74 | $5.12 | $4.88 | $5.07 | — |
| ST. ANNE HOSPITAL BURIEN |
$22.40 | $4.88 | $5.12 | $8.59 | $4.74 | $5.12 | $4.88 | $5.07 | — |
| MID-VALLEY HOSPITAL OMAK |
$22.40 | $4.46 | $2.91 | $2.91 | — | $4.60 | $4.74 | — | — |
| ST. FRANCIS HOSPITAL FEDERAL WAY |
$23.02 | $4.88 | $5.12 | $8.59 | $4.74 | $5.12 | $4.88 | $5.07 | — |
| VIRGINIA MASON MEDICAL CENTER SEATTLE |
$23.97 | $4.88 | $4.74 | $14.82 | $4.74 | — | $4.74 | $4.74 | — |
| SNOQUALMIE VALLEY HOSPITAL SNOQUALMIE |
$24.28 | $17.64 | $18.00 | $33.49 | $26.36 | $17.64 | $25.12 | $17.82 | — |
| ST. JOSEPH MEDICAL CENTER TACOMA |
$24.29 | $4.88 | $5.12 | $8.59 | $4.74 | $5.12 | $4.88 | $5.07 | — |
| ST. ELIZABETH HOSPITAL ENUMCLAW |
$25.92 | $4.74 | $4.74 | $8.59 | $4.74 | $5.12 | $4.88 | $5.07 | — |
| CONFLUENCE CENTRAL WASHINGTON HOSPITAL WENATCHEE |
$30.60 | — | — | — | — | — | — | — | — |
| CONFLUENCE HEALTH OMAK CAMPUS OMAK |
$30.60 | — | — | — | — | — | — | — | — |
| CONFLUENCE HEALTH HOSPITAL MARES CAMPUS WENATCHEE |
$30.60 | — | — | — | — | — | — | — | — |
| CONFLUENCE HEALTH MOSES LAKE CAMPUS WENATCHEE |
$30.60 | — | — | — | — | — | — | — | — |
| COLUMBIA BASIN HOSPITAL EPHRATA |
$32.00 | $4.46 | — | $29.44 | — | — | $28.16 | — | $32.00 |
| ST. MICHAEL MEDICAL CENTER SILVERDALE |
$32.37 | $4.88 | $5.12 | $15.20 | $4.74 | $5.12 | $4.88 | $5.07 | $5.12 |
| LOURDES MEDICAL CENTER TH AVE PASCO |
$32.50 | $19.21 | $19.59 | $62.65 | — | $16.01 | $8.30 | $70.35 | — |
| SEATTLE CHILDREN'S HOSPITAL SEATTLE |
$32.70 | — | — | — | — | — | — | — | — |
| OVERLAKE HOSPITAL MEDICAL CENTER BELLEVUE |
$34.50 | $4.88 | $4.93 | $4.93 | $12.47 | $8.53 | — | — | — |
| SWEDISH MEDICAL CENTER - EDMONDS EDMONDS |
$35.04 | $4.88 | $4.74 | $9.24 | $7.11 | $5.12 | — | $5.02 | — |
| SWEDISH MILL CREEK CAMPUS EVERETT |
$35.04 | $4.88 | $4.27 | $9.24 | $7.11 | $5.12 | — | $5.02 | — |
| SWEDISH MEDICAL CENTER - CHERRY HILL CAMPUS SEATTLE |
$35.04 | $4.88 | $4.27 | $9.24 | $7.11 | $5.12 | — | $5.02 | — |
| SWEDISH MEDICAL CENTER - ISSAQUAH CAMPUS ISSAQUAH |
$35.04 | $4.88 | $4.27 | $9.24 | $7.11 | $5.12 | — | $5.02 | — |
| WILLAPA HARBOR HOSPITAL SOUTH BEND |
$35.70 | $95.00 | $92.50 | $95.00 | — | — | $93.00 | — | — |
| WILLAPA HARBOR HOSPITAL SOUTH BEND |
$35.70 | $95.00 | $92.50 | $95.00 | — | — | $93.00 | — | — |
| PEACEHEALTH PEACE ISLAND MEDICAL CENTER FRIDAY HARBOR |
$35.75 | $97.06 | $56.00 | $92.00 | $49.00 | $51.45 | $83.30 | $51.45 | $50.00 |
| MULTICARE YAKIMA MEMORIAL HOSPITAL YAKIMA |
$37.60 | $4.88 | $3.74 | $4.74 | $5.20 | $3.31 | $5.93 | — | $4.92 |
| PROVIDENCE REGIONAL MEDICAL CENTER EVERETT COLBY CAMPUS EVERETT |
$37.96 | $4.88 | $4.74 | $10.78 | $7.11 | — | — | — | — |
| NEWPORT HOSPITAL & HEALTH SERVICES NEWPORT |
$38.00 | — | — | — | — | — | — | — | — |
| PROSSER MEMORIAL HOSPITAL PROSSER |
$41.00 | — | — | — | — | — | — | — | — |
| SHRINERS CHILDREN'S SPOKANE SPOKANE |
$41.20 | $75.00 | $6.72 | $5.13 | — | $23.00 | $28.57 | — | — |
| PROVIDENCE SACRED HEART CHILDRENS HOSPITAL SPOKANE |
$45.50 | $4.88 | $4.98 | $10.16 | $4.74 | $8.01 | — | — | — |
| ISLAND HOSPITAL ANACORTES |
$48.00 | $5.33 | $5.08 | $38.40 | $4.74 | $3.57 | $5.33 | $5.08 | $5.38 |
| UNIVERSITY OF WASHINGTON MEDICAL CENTER SEATTLE |
$48.54 | $4.79 | $5.69 | $12.96 | $14.46 | $9.48 | — | $4.83 | $4.98 |
| PEACEHEALTH ST JOHN MEDICAL CENTER LONGVIEW |
$48.75 | $5.21 | $4.98 | — | $4.98 | $1.90 | — | $5.21 | $5.21 |
| HARBORVIEW MEDICAL CENTER SEATTLE |
$49.50 | $4.79 | — | — | — | $9.48 | — | $4.83 | $4.98 |
| CASCADE VALLEY HOSPITAL S STILLAGUAMISH AVE ARLINGTON |
$49.60 | — | — | — | — | — | — | — | — |
| OLYMPIC MEDICAL CENTER PORT ANGELES |
$50.00 | $63.00 | $63.00 | $61.00 | — | — | $63.00 | — | $5.00 |
| SAMARITAN HEALTHCARE MOSES LAKE |
$50.00 | — | — | — | — | — | — | — | — |
| CASCADE MEDICAL CENTER LEAVENWORTH |
$52.00 | $37.58 | — | $54.34 | — | $4.69 | $4.65 | $4.65 | $40.59 |
| CASCADE MEDICAL CENTER LEAVENWORTH |
$52.00 | $37.58 | — | $54.34 | — | $4.69 | $4.65 | $4.65 | $40.59 |
| KADLEC REGIONAL MEDICAL CENTER RICHLAND |
$53.20 | $4.88 | $5.07 | $5.69 | $4.74 | $8.01 | — | — | — |
| TRIOS SOUTHRIDGE HOSPITAL PLAZA WAY KENNEWICK |
$54.81 | $67.97 | $4.27 | $85.33 | — | $2.19 | $5.93 | $4.98 | — |
| SKAGIT VALLEY HOSPITAL E KINCAID ST MOUNT VERNON |
$55.20 | — | — | — | — | — | — | — | — |
| PROVIDENCE ST. JOSEPH'S HOSPITAL CHEWELAH |
$55.30 | — | — | — | — | — | — | — | — |
| WHIDBEY MEDICAL CENTER NORTH MAIN STREET COUPEVILLE |
$56.00 | $31.50 | $29.40 | $28.00 | — | — | $68.50 | $31.05 | $43.20 |
| KINDRED HOSPITAL SEATTLE - FIRST HILL SEATTLE |
$56.63 | — | — | — | — | — | — | — | — |
| KAISER PERMANENTE CENTRAL HOSPITAL TH AVE E SEATTLE |
$56.80 | — | — | — | $4.00 | — | — | — | — |
What these prices are. Each figure is the facility’s own published self-pay (cash) price for CPT 84100, filed under the federal price transparency rule (45 CFR Part 180). Hospital facility charges may not include separate physician, anesthesia, or pathology fees. National median for this code: $40.50 across all reporting facilities. Dataset: Q4 2026. Always confirm the final price with the facility before booking.
Billed more than $35.70 for this?
That is the median of what the 74 Washington hospitals above publish for Phosphate level — their own figures, filed under federal law. A bill well above them is evidence you can put in writing.
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Frequently asked questions
- How much does phosphate level cost in Washington?
- Cash prices for phosphate level (CPT 84100) in Washington range from $3.35 to $197, with a median of $35.70. Prices vary widely by hospital.
- Where can I find the cheapest phosphate level in Washington?
- The cheapest Washington hospital published cash price for this procedure is $3.35. Use the table above sorted by cash price to find the lowest-priced facility near you.
- Are these the prices I'll pay?
- These are the rates hospitals publish. Final price depends on your insurance, deductible, and the specific services billed. Always confirm with the facility and your insurer before any procedure.
- Why do prices vary so much between hospitals?
- Hospitals set cash prices independently, and insurance contracts negotiate different rates per payer. Two facilities a few miles apart can charge 5-10x different prices for the same procedure.
- Where does this data come from?
- Federal law (45 CFR § 180) requires hospitals to publish their pricing in a machine-readable file. We aggregate these files and republish in a consumer-friendly format.
Phosphate level in nearby states
Other procedures in Washington
Methodology. Cash prices and insurance-negotiated rates published by each Washington facility under federal price transparency rules (45 CFR § 180). CPT code 84100 (Labs). Data refreshed regularly; verify with the facility before any procedure.