CPT 0358U
Immunoassay
Current code28 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 | $672 – $714 | $336 | $840 |
| EvergreenHealth Medical Center | $265 – $769 | $662 | $827 |
| Mary Bridge Children's Hospital | $700 – $857 | $428 | $1,071 |
| MultiCare Auburn Medical Center | $782 | $428 | $1,071 |
| MultiCare Covington Medical Center | $782 | $428 | $1,071 |
| MultiCare Good Samaritan Hospital | $782 | $428 | $1,071 |
| Tacoma General Allenmore Hospital | $782 | $428 | $1,071 |
| Yakima Valley Memorial | $470 | $336 | $840 |
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)
- $261
How hospitals also write this code
Some price files write it differently. These are counted as CPT 0358U:
- 358U (leading zeros left off; 79 price lines)