SelfPayRates — hospital cash prices, from the source

Tonsil and adenoid removal, child under 12 in Riverside-San Bernardino-Ontario, CA

Cash prices at 3 facilities across 3 cities for code 42820, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between — and —.

HospitalCash price List priceOffFile date
KAISER FOUNDATION HOSPITAL - FONTANA FONTANA, CA
TONSILLECTOMY & ADENOIDECTOMY <AGE 12
$4,321.20 $8,310.00 48%
file
KAISER FOUNDATION HOSPITAL - RIVERSIDE RIVERSIDE, CA
TONSILLECTOMY & ADENOIDECTOMY <AGE 12
$4,321.20 $8,310.00 48%
file
Riverside University Medical Center MORENO VALLEY, CA
HC Tonsillectomy Under 12 Yo
$6,749.08 $6,749.08
file
Riverside University Medical Center MORENO VALLEY, CA
HC Tonsillectomy Under 12 Yo
$6,749.08 $6,749.08
file

Outpatient: lowest $4,321.20, median $5,535.14, highest $6,749.08 — a 1.6× difference within the same market.

As an inpatient, the same code is billed by 3 facilities here, median $5,535.14. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.

Other markets for this procedure