Surgery and procedures CPT 42820 Missouri Outpatient

Tonsil and adenoid removal, child under 12 cost in Missouri

In Missouri, 11 hospitals publish a cash price for Tonsil and adenoid removal, child under 12: from $558.75 to $7,765.51, with a median of $5,813.33. The lowest price is at Mercy Hospital Perry (Perryville). The highest price is 13.9× the lowest.

Outpatient cash prices, one line per hospital — its lowest listed price for code 42820. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.

Lowest$558.75Mercy Hospital Perry
Median$5,813.33half pay less
Highest$7,765.51in Missouri
Lowest saves$5,254.58vs the median

Hospitals in Missouri, cheapest first

HospitalCash price List priceFile date
Mercy Hospital Perry lowest Perryville · Perryville, MO Tonsillectomy & Adenoidectomy <Age 12 $558.75 $745.00 Jun 12, 2026
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Mercy Hospital Southeast Cape Girardeau · Cape Girardeau, MO-IL Tonsillectomy & Adenoidectomy <Age 12 $936.00 $1,248.00 Jun 12, 2026
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Western Missouri Medical Center Warrensburg · Warrensburg, MO Tonsillectomy and adenoidectomy, under 12 $3,000.00 $1,223.60 Dec 1, 2024
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Mercy Hospital South Saint Louis · St. Louis, MO-IL Tonsillectomy & Adenoidectomy <Age 12 $4,030.17 $6,200.26 —
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Mercy Perry Perryville · Perryville, MO Tonsillectomy & Adenoidectomy <Age 12 $4,841.34 $7,448.22 —
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Mercy Hospitals East Communities dba Mercy Hospital St Louis Saint Louis · St. Louis, MO-IL Tonsillectomy & Adenoidectomy <Age 12 $5,813.33 $8,943.59 —
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St Joseph Medical Center Kansas City · Kansas City, MO-KS Remove Tonsils And Adenoids - 42820 - OR36042820 $5,900.00 $8,443.85 Mar 17, 2026
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Mercy Hospitals East Communities dba Mercy Hospital Washington Washington · St. Louis, MO-IL Tonsillectomy & Adenoidectomy <Age 12 $5,909.03 $9,090.82 —
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Mercy Hospital Joplin dba Mercy Hospital Joplin Joplin · Joplin, MO-KS Tonsillectomy & Adenoidectomy <Age 12 $6,999.23 $10,768.04 —
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Mercy Hospital Springfield Springfield · Springfield, MO Tonsillectomy & Adenoidectomy <Age 12 $7,765.51 $11,946.94 —
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Mercy Hospital Springfield Ozark · Springfield, MO Tonsillectomy & Adenoidectomy <Age 12 $7,765.51 $11,946.94 —
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By metro area

Each metro page compares every listing, including prices for both sides of the body.

Metro areaHospitals LowestMedian
St. Louis, MO-IL 3 $4,030.17 $5,813.33
Perryville, MO 2 $558.75 $2,700.04
Springfield, MO 2 $7,765.51 $7,765.51
Cape Girardeau, MO-IL 1 $936.00 $936.00
Joplin, MO-KS 1 $6,999.23 $6,999.23
Kansas City, MO-KS 1 $5,900.00 $5,900.00
Warrensburg, MO 1 $3,000.00 $3,000.00

What it is

This is surgery to remove both the tonsils and the adenoids in a child younger than 12. It is commonly done for repeated throat infections or for snoring and breathing problems during sleep caused by large tonsils and adenoids.

What the price covers

The facility price covers the operating room and recovery. The surgeon's fee and anesthesia are usually billed separately.

Tonsil and adenoid removal, child under 12 in other states

Median cash price across the state's hospitals.