CPT 0123U
Immunoassay
Current code27 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 | $358 – $648 | — | — |
| Deaconess Medical Center | $358 – $2,210 | — | — |
| Harborview Medical Center | $536 – $1,109 | — | — |
| Island Hospital | $358 – $689 | — | — |
| Kadlec Regional Medical Center | $382 – $1,005 | — | — |
| Legacy Salmon Creek Medical Center | $581 – $933 | — | — |
| Mary Bridge Children's Hospital | $264 – $2,761 | — | — |
| MultiCare Auburn Medical Center | $358 – $1,659 | — | — |
| MultiCare Covington Medical Center | $358 – $1,659 | — | — |
| MultiCare Good Samaritan Hospital | $358 – $1,659 | — | — |
| MultiCare Valley Hospital | $358 – $648 | — | — |
| Olympic Medical Center | — | — | — |
| Overlake Hospital Medical Center & Clinics | $340 – $3,362 | — | — |
| Prov Sacred HRT Med Ctr & Childs Hosp. | $429 – $1,186 | — | — |
| Providence Centralia Hospital | $604 – $1,337 | — | — |
| Providence Holy Family Hospital | $429 – $1,101 | — | — |
| Providence Regional Medical Center Everett | $358 – $830 | — | — |
| Providence St Mary Medical Center | $572 – $1,052 | — | — |
| Providence St Peter Hospital | $304 – $1,168 | — | — |
| Swedish Edmonds Hospital | $358 – $908 | — | — |
| Swedish Issaquah | $322 – $1,255 | — | — |
| Swedish Medical Center | $322 – $1,277 | — | — |
| Swedish Medical Center / Cherry Hill | $322 – $1,277 | — | — |
| Tacoma General Allenmore Hospital | $358 – $1,659 | — | — |
| University of Washington Medical Ctr | $429 – $1,122 | — | — |
| Virginia Mason Medical Center | $358 – $1,613 | — | — |
| Yakima Valley Memorial | $370 – $642 | — | — |
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)
- $358
How hospitals also write this code
Some price files write it differently. These are counted as CPT 0123U:
- 123U (leading zeros left off; 79 price lines)