CPT 86231
Immunoassay
Current code44 hospitals with prices
What Washington hospitals publish for this code
Commercial insurance: Rate negotiated with a private insurer or employer plan, including exchange and public-option plans.
| Hospital | Commercial insurance rates (lowest – highest) | Cash price | List price (before discounts) |
|---|---|---|---|
| Capital Medical Center | $70.40 – $74.80 | $35.20 | $88.00 |
| Cascade Valley Hospital | $2.38 – $409 | $22.40 | $28.00 |
| EvergreenHealth Medical Center | $12.51 – $193 | $166 | $207 |
| EvergreenHealth Monroe | $14.51 – $193 | $166 | $207 |
| Harborview Medical Center | — | $44.52 – $63.70 | $63.60 – $91.00 |
| Highline Medical Center | $14.30 – $29.93 | $10.16 | $33.25 |
| Island Hospital | $12.09 – $57.95 | $61.00 | $61.00 |
| Kadlec Regional Medical Center | — | $98.00 | $140 |
| Mary Bridge Children's Hospital | $38.59 – $47.20 | $23.60 | $59.00 |
| MultiCare Auburn Medical Center | $43.07 | $23.60 | $59.00 |
| MultiCare Covington Medical Center | $43.07 | $23.60 | $59.00 |
| MultiCare Good Samaritan Hospital | $43.07 | $23.60 | $59.00 |
| Olympic Medical Center | $26.27 – $47.00 | $37.60 | $47.00 |
| Overlake Hospital Medical Center & Clinics | — | $12.03 | $24.06 |
| Prov Sacred HRT Med Ctr & Childs Hosp. | — | $32.20 – $34.30 | $46.00 – $49.00 |
| Providence Holy Family Hospital | — | $43.40 – $46.90 | $62.00 – $67.00 |
| Providence Mount Carmel Hospital | — | $31.50 – $42.00 | $45.00 – $60.00 |
| Providence Regional Medical Center Everett | — | $50.44 | $97.00 |
| Providence St Joseph Hospital | — | $28.00 | $40.00 |
| Providence St Mary Medical Center | — | $14.70 – $141 | $21.00 – $202 |
| Providence St Peter Hospital | — | $27.04 – $28.60 | $52.00 – $55.00 |
| Seattle Children's Hospital | $101 – $179 | $186 | $186 |
| Skagit Valley Hospital | $3.90 – $25.65 | $21.60 | $27.00 |
| St Anthony Hospital | $23.94 – $24.94 | $10.12 | $33.25 |
| St Clare Hospital | $23.94 – $24.94 | $9.59 | $33.25 |
| St Elizabeth Hospital | $13.30 – $29.93 | $11.75 | $33.25 |
| St Francis Community Hospital | $23.94 – $24.94 | $10.44 | $33.25 |
| St Joseph Medical Center | $23.94 – $24.94 | $11.02 | $33.25 |
| St Michael Medical Center | $20.95 – $29.93 | $14.68 | $33.25 |
| Swedish Edmonds Hospital | — | $46.56 | $97.00 |
| Swedish Issaquah | — | $46.56 | $97.00 |
| Swedish Medical Center | — | $46.56 | $97.00 |
| Swedish Medical Center / Cherry Hill | — | $46.56 | $97.00 |
| Tacoma General Allenmore Hospital | $43.07 | $23.60 | $59.00 |
| Trios Health | — | — | $45.46 |
| University of Washington Medical Ctr | — | $44.52 – $57.33 | $63.60 – $81.90 |
| Virginia Mason Medical Center | $23.70 – $29.60 | $18.87 | $37.00 |
| Yakima Valley Memorial | $25.20 | $18.00 | $45.00 |
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)
- $12.09