Tonsillectomy, age 12+ cost in Boise City, ID — inpatient
In Boise City, ID, 4 hospitals list a cash price for tonsil removal (tonsillectomy) only, age 12 or older as an inpatient: from $1,018.00 to $8,795.00, with a median of $4,906.50. The lowest listed price is at Saint Alphonsus Regional Medical Center - Boise and 1 other hospital — $3,888.50 less than the median here. Across Idaho, the median is $7,224.00 at 7 hospitals.
Cash prices at 4 facilities across 2 cities for code 42826, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Mar 31, 2026 and Mar 31, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Boise City, ID.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Saint Alphonsus Regional Medical Center - Boise lowest Boise, ID · (208) 367-2121 PR Tonsillectomy Primary or Secondary Age 12 or Older | $1,018.00 | $1,018.00 | $73.81–$916.20 | — | Mar 31, 2026 source file |
| Saint Alphonsus Medical Center - Nampa lowest Nampa, ID · (208) 463-5000 PR Tonsillectomy Primary or Secondary Age 12 or Older | $1,018.00 | $1,018.00 | $73.81–$509.00 | — | Mar 31, 2026 source file |
| St Luke's Regional Medical Center Boise, ID · (208) 381-2222 | $8,795.00 | $8,795.00 | — | — | — source file |
| St Luke's Nampa Medical Center Nampa, ID · (208) 505-2000 | $8,795.00 | $8,795.00 | — | — | — source file |
| St Luke's Nampa Medical Center Nampa, ID · (208) 505-2000 | $8,795.00 | $8,795.00 | — | — | — source file |
Inpatient: lowest $1,018.00, median $4,906.50, highest $8,795.00 — a 8.6× difference within the same market.
As an outpatient, the same code is billed by 4 facilities here, median $4,121.00 — that is the price to compare if you are not being admitted.
Cash or insurance?
At 0 of 2 hospitals that publish insurer rates for this code here, the cash price is below the highest rate a health plan has negotiated, and at none is it below every plan's rate. If you have insurance but have not met your deductible, you usually pay your plan's negotiated rate, which falls somewhere in the "Insurers pay" column. Paying cash can cost less, but a cash payment usually does not count toward your deductible. Ask the hospital for both numbers before you book.
What it is
This is surgery to remove the tonsils, without the adenoids, in someone age 12 or older. It is done for repeated throat infections, large tonsils that block breathing during sleep, or other tonsil problems.
What the price covers
The facility price covers the operating room and recovery. The surgeon's fee and anesthesia are usually billed separately.