CPT 87420
Immunoassay
Current code39 hospitals with prices
What Washington hospitals publish for this code
Medicare Advantage: Rate for a private Medicare Advantage plan. Applies only to members of that plan.
| Hospital | Medicare Advantage rates (lowest – highest) | Cash price | List price (before discounts) |
|---|---|---|---|
| Capital Medical Center | — | $40.40 | $101 |
| Cascade Valley Hospital | $14.61 – $409 | $22.40 | $28.00 |
| Deaconess Medical Center | — | $52.80 | $132 |
| Kadlec Regional Medical Center | — | $160 | $229 |
| Mary Bridge Children's Hospital | — | $31.20 | $78.00 |
| MultiCare Auburn Medical Center | — | $31.20 | $78.00 |
| MultiCare Covington Medical Center | — | $31.20 | $78.00 |
| MultiCare Good Samaritan Hospital | — | $31.20 | $78.00 |
| MultiCare Valley Hospital | — | $52.80 | $132 |
| Prov Sacred HRT Med Ctr & Childs Hosp. | — | $104 – $216 | $148 – $308 |
| Providence Centralia Hospital | — | $88.40 | $170 |
| Providence Holy Family Hospital | — | $270 | $385 |
| Providence Mount Carmel Hospital | — | $174 | $248 |
| Providence St Joseph Hospital | — | $101 | $144 |
| Providence St Mary Medical Center | — | $125 | $178 |
| Seattle Children's Hospital | — | $156 | $156 |
| Skagit Valley Hospital | $13.91 – $15.02 | $23.20 | $29.00 |
| Swedish Issaquah | — | $64.32 | $134 |
| Swedish Medical Center | — | $64.32 | $134 |
| Swedish Medical Center / Cherry Hill | — | $64.32 | $134 |
| Tacoma General Allenmore Hospital | — | $31.20 | $78.00 |
| Trios Health | — | — | $513 |
| Virginia Mason Medical Center | — | $34.68 | $68.00 |
| Yakima Valley Memorial | — | $43.20 | $108 |
Medicare (traditional) reference
Only for people on original Medicare. These are CMS’s 2026 amounts. They aren’t what private insurance or cash patients pay.
- Lab fee schedule (national limit)
- $13.91