go back

Making An Opening Between The Heart's Upper Chambers

Colorado rates for HCPCS 33741

A catheter procedure in a newborn or infant with a heart defect, in which an opening is created or enlarged in the wall between the two upper chambers of the heart so oxygen-rich and oxygen-poor blood can mix. A catheter is passed from a vein, and a balloon or cutting device is used to open the wall. It is done to keep a baby stable, often while awaiting corrective surgery.

Rates data updated July 2026.

How much does Making An Opening Between The Heart's Upper Chambers cost?

$21,380

Typical facility fee. In Colorado, July 2026.

Insurers have agreed to pay about $21,380 for this service. Most negotiated rates run $7,586 to $31,623.

These are rates insurers have negotiated with providers, not the amount a patient is billed. What you owe depends on your plan's deductible and coinsurance. Based on rates published by 6 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $21,380 · 10th to 90th $3,236 to $44,668Professionalmedian $2,818 · 10th to 90th $912 to $2,818
$1K$2K$5K$10K$20K$50K$100Kfacility $21,380professional $2,818

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$831.76
Median
$5,495.41
Typical High
$10,715.19
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$15,848.93
Median
$25,703.96
Typical High
$58,884.37
Denver HMP
Setting
Facility
Modifier
Global
Typical Low
$776.25
Median
$933.25
Typical High
$1,548.82
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$912.01
Median
$2,818.38
Typical High
$2,818.38
Select Health
Setting
Facility
Modifier
Global
Typical Low
$676.08
Median
$1,258.93
Typical High
$1,348.96
United
Setting
Facility
Modifier
Global
Typical Low
$2,290.87
Median
$7,079.46
Typical High
$10,715.19

Where Colorado sits

The same service costs 61.7 times more in Maine than in North Dakota. Every bar is a state, most expensive first. Touch or drag across it to read any state, then open that state for its carriers and full range.

Colorado· 4th of 50

$21,380

ME $43,652ND $708

Median negotiated rate in each state, from every insurer that publishes one. States where no insurer publishes a rate for this service are not shown.