Tonsil and adenoid removal, under age 12 at Kaiser Foundation Hospital - Fremont
CPT 42820 · Fremont, CA
These are Kaiser Foundation Hospital - Fremont's own posted figures from its standard-charges file dated April 1, 2026. They are not a quote. Source: the hospital's file · its price transparency page.
Across 22 California hospitals we index that post a cash price for this service: lowest $4,321.20, median $4,321.20, highest $24,184.55. See every hospital.
Nearby hospitals, same service
| Hospital | Distance | Cash price | Gross charge | File date |
|---|---|---|---|---|
| Kaiser Foundation Hospital - Redwood City Redwood City, CA | 13.1 mi | $10,634.40 | $18,990.00 | 2026-04-01 |
| Kaiser Foundation Hospital - San Leandro San Leandro, CA | 18.9 mi | $10,634.40 | $18,990.00 | 2026-04-01 |
| Kaiser Foundation Hospital - Walnut Creek Walnut Creek, CA | 27.1 mi | $10,634.40 | $18,990.00 | 2026-04-01 |
| Kaiser Foundation Hospital - South San Francisco South San Francisco, CA | 27.4 mi | $10,634.40 | $18,990.00 | 2026-04-01 |
| Kaiser Foundation Hospital - San Francisco San Francisco, CA | 32.8 mi | $10,634.40 | $18,990.00 | 2026-04-01 |
| Kaiser Foundation Hospital - Antioch Antioch, CA | 32.9 mi | $10,634.40 | $18,990.00 | 2026-04-01 |
| Marinhealth Medical Center Greenbrae, CA | 44.8 mi | $13,696.80 | $22,828.00 | 2026-03-26 |
| Kaiser Foundation Hospital - Woodland Hills Woodland Hills, CA | 296.3 mi | $4,321.20 | $8,310.00 | 2026-04-01 |
Distances are straight-line from ZIP code centers. Each hospital's figures come from its own file; files are updated on different dates.
Every row for CPT 42820 in this hospital's file
| Row in the hospital's file | Setting | Cash | Gross | Insurer min – max |
|---|---|---|---|---|
| TONSILLECTOMY & ADENOIDECTOMY <AGE 12 line 5133 | both | $10,634.40 | $18,990.00 | $7,148.00 – $22,386.00 |
The first row is the one used above. A price for one code usually covers the hospital's facility charge only; the doctor, anesthesia, pathology and other services can be billed separately. Ask the hospital for a good faith estimate before a scheduled service: if you pay yourself and the bill comes in $400 or more above the estimate, you can dispute it under the No Surprises Act.
Check a bill from this hospital All Kaiser Foundation Hospital - Fremont prices