84285
HCPCSAssay of silica
Verified from hospital fileNot a bill estimate
iDirect answer
Based on the latest published hospital price files, code 84285 (Assay of silica) appears at 7 hospitals with disclosed cash prices from $206 to $206. This is public hospital price transparency data, not a guaranteed estimate of your bill.
Published-price availability
6
hospitals publish a price
1
list this service without a published price
1
Cash
1
List
5
Negotiated
0
Allowed
A blank price (“—”) means a hospital names this service but did not publish a dollar amount — it is not a free service or a $0 price.
Compare 84285 prices
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1
Hospitals
7
Prices shown
$206
Lowest cash
$206
Highest cash
code 84285 cash price1 disclosed · 1 hospital
$206median ~$206$206
7 prices shown.
| Service | Hospital | Code | List price | Cash price | Negotiated range | Allowed (median) | |
|---|---|---|---|---|---|---|---|
| Assay of silica Outpatient | Endeavor Health Edward Hospital | 84285 HCPCS | — | — | $25.21 – $42.70 | — | |
| Assay of silica Outpatient | University of Chicago Medical Center | 84285 HCPCS | — | — | — | — | |
| HB R SILICA Inpatient & outpatient | Endeavor Health Swedish Hospital | 84285 HCPCS | $206 | $206 | — | — | |
| ASSAY OF SILICA Outpatient | Aurora Medical Center Bay Area | 84285 CPT | — | — | $20.17 – $88.48 | — | |
| ASSAY OF SILICA Outpatient | Aurora Medical Center Fond du Lac | 84285 CPT | — | — | $20.17 – $88.48 | — | |
| ASSAY OF SILICA Outpatient | The Women's Hospital | 84285 CPT | — | — | $10.08 – $61.76 | — | |
| ASSAY OF SILICA Outpatient | Texas Health Center for Diagnostics and Surgery Plano | 84285 CPT | — | — | $21.18 – $46.21 | — |
How to read these prices
- Cash price
- The discounted self-pay price for paying directly, without insurance.
- List price
- The hospital’s full undiscounted charge — rarely what anyone pays.
- Negotiated rate
- A rate for a specific insurer and plan; your share depends on your benefits.
- Allowed amount
- A historical reference for what was actually allowed, where disclosed.
Hospitals that publish 84285 prices
Open a hospital to see this code in the context of its full published prices.
Code 84285: frequently asked
- What does code 84285 cost?
- Across the published hospital price files, the disclosed cash price for 84285 ranges from $206 to $206. This is public hospital price transparency data, not a guaranteed estimate of your bill.
- Will this be my final bill?
- Actual patient responsibility may vary based on your insurance plan, deductible, coinsurance, network status, diagnosis, setting, bundled services, clinical circumstances, and hospital billing practices.
- What is code 84285?
- 84285 is the billing code hospitals use to identify "Assay of silica" on their published price files. We use it to line up the same service across different hospitals.
- Why do prices for this code differ between hospitals?
- Each hospital sets its own prices and negotiates separately with each insurer, so the disclosed price for the same code can vary widely from one hospital to another — and even between plans at a single hospital. Comparing the published figures is what this page is for; a difference does not by itself mean one hospital is better or worse.
- What this page is not
- It is not a quote, a guarantee, or medical advice. It shows what hospitals have published for this code, so you can compare and ask informed questions — your actual cost depends on your insurance, the exact services performed, and the care setting.