Surgery and procedures CPT 66821 Missouri Outpatient

Laser treatment of clouding after cataract surgery (YAG) cost in Missouri

In Missouri, 9 hospitals publish a cash price for Laser treatment of clouding after cataract surgery (YAG): from $163.15 to $1,575.60, with a median of $756.60. The lowest price is at Mercy Hospital Joplin dba Mercy Hospital Joplin (Joplin) and 2 other hospitals. The highest price is 9.7× the lowest.

Outpatient cash prices, one line per hospital — its lowest listed price for code 66821. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.

Lowest$163.15Mercy Hospital Joplin dba Mercy Hospital Joplin + 2 more
Median$756.60half pay less
Highest$1,575.60in Missouri
Lowest saves$593.45vs the median

Hospitals in Missouri, cheapest first

HospitalCash price List priceFile date
Mercy Hospital Joplin dba Mercy Hospital Joplin lowest Joplin · Joplin, MO-KS Laser Yag Treatment Mlp $163.15 $251.00 —
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Mercy Hospital Springfield lowest Springfield · Springfield, MO Laser Yag Treatment Mlp $163.15 $251.00 —
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Mercy Hospital Springfield lowest Ozark · Springfield, MO Laser Yag Treatment Mlp $163.15 $251.00 —
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Children's Mercy Hospital Kansas City · Kansas City, MO-KS AFTER CATARACT LASER SURGERY 1+ STGS $436.32 $909.00 —
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Mercy Hospitals East Communities dba Mercy Hospital St Louis Saint Louis · St. Louis, MO-IL Laser Yag Treatment $756.60 $1,164.00 —
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Mercy Hospitals East Communities dba Mercy Hospital Washington Washington · St. Louis, MO-IL Laser Yag Treatment $756.60 $1,164.00 —
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Curators of the University of Missouri Columbia · Columbia, MO DISCISSION SECNDRY MEM CATARACT LASER SURGERY 1+ STAGES-MEE $766.20 $1,277.00 Dec 15, 2025
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Mercy Hospital Lincoln Troy · St. Louis, MO-IL Laser Yag Treatment $1,214.78 $1,868.90 —
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Mercy Hospital South Saint Louis · St. Louis, MO-IL Laser Yag Treatment $1,575.60 $2,424.00 —
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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 4 $756.60 $985.69
Springfield, MO 2 $163.15 $163.15
Columbia, MO 1 $766.20 $766.20
Joplin, MO-KS 1 $163.15 $163.15
Kansas City, MO-KS 1 $436.32 $436.32

What it is

YAG laser capsulotomy treats clouding of the thin membrane behind the lens implant that can develop months or years after cataract surgery. A laser makes a small opening in the cloudy membrane to clear vision.

What the price covers

The price covers the laser treatment of one eye. Eye exams before and after and any eye drops may be billed separately, and treating the second eye is billed again.

Laser treatment of clouding after cataract surgery (YAG) in other states

Median cash price across the state's hospitals.