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Making An Opening Between The Heart's Upper Chambers

California 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?

$12,882

Typical facility fee. In California, July 2026.

Insurers have agreed to pay about $12,882 for this service. Most negotiated rates run $9,120 to $17,783.

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 9 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $12,882 · 10th to 90th $4,898 to $25,704Professionalmedian $708 · 10th to 90th $589 to $1,585
$100$500$2K$10Kfacility $12,882professional $708

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. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$3,981.07
Median
$10,000.00
Typical High
$23,442.29
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$8,511.38
Median
$13,803.84
Typical High
$26,915.35
Blue Shield
Setting
Facility
Modifier
Global
Typical Low
$67.61
Median
$3,311.31
Typical High
$6,606.93
Cigna
Setting
Facility
Modifier
Global
Typical Low
$741.31
Median
$741.31
Typical High
$741.31
Contra Costa Health
Setting
Professional
Modifier
Global
Typical Low
$630.96
Median
$660.69
Typical High
$870.96
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$575.44
Median
$707.95
Typical High
$1,778.28
Lucent Health
Setting
Facility
Modifier
Global
Typical Low
$54.95
Median
$56.23
Typical High
$4,570.88
Providence
Setting
Facility
Modifier
Global
Typical Low
$645.65
Median
$851.14
Typical High
$1,348.96
United
Setting
Facility
Modifier
Global
Typical Low
$1,995.26
Median
$6,165.95
Typical High
$17,378.01

Where California 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.

California· 6th of 50

$12,882

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.