HCPCS A4238
Supply allowance for adjunctive, non-implanted continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service
Current code10 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 | $242 – $1,640 | — | — |
| Deaconess Medical Center | $336 – $385 | — | — |
| Mary Bridge Children's Hospital | $242 – $319 | — | — |
| MultiCare Auburn Medical Center | $235 – $385 | — | — |
| MultiCare Covington Medical Center | $235 – $385 | — | — |
| MultiCare Good Samaritan Hospital | $319 – $385 | — | — |
| MultiCare Valley Hospital | $269 – $385 | — | — |
| Overlake Hospital Medical Center & Clinics | $550 – $694 | — | — |
| Tacoma General Allenmore Hospital | $235 – $385 | — | — |
| Yakima Valley Memorial | $242 – $269 | — | — |
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.
- Equipment fee, Washington
- $281 (with modifier KF)