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Creating An Opening Between Upper Heart Chambers

California rates for HCPCS 33737

Surgery that creates or enlarges an opening in the wall between the heart's two upper collecting chambers so that oxygen-rich and oxygen-poor blood can mix. It is done in babies born with certain heart defects, where that mixing is what keeps enough oxygen reaching the body until a fuller repair can be carried out.

Rates data updated July 2026.

How much does Creating An Opening Between Upper Heart Chambers cost?

$13,804

Typical physician fee. In California, July 2026.

Insurers have agreed to pay about $13,804 for this service. Most negotiated rates run $10,233 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 6 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $13,804 · 10th to 90th $8,511 to $26,303Professionalmedian $8,913 · 10th to 90th $1,585 to $14,454
$500$1K$2K$5K$10K$20Kfacility $13,804professional $8,913

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
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$8,511.38
Median
$13,803.84
Typical High
$26,302.68
Cigna
Setting
Professional
Modifier
Global
Typical Low
$1,995.26
Median
$1,995.26
Typical High
$2,818.38
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$501.19
Median
$2,630.27
Typical High
$8,912.51
Lucent Health
Setting
Facility
Modifier
Global
Typical Low
$54.95
Median
$56.23
Typical High
$7,943.28
Lucent Health
Setting
Professional
Modifier
Global
Typical Low
$14,454.40
Median
$14,454.40
Typical High
$14,454.40
Sutter Health Plus
Setting
Professional
Modifier
Global
Typical Low
$4,073.80
Median
$4,073.80
Typical High
$4,073.80
United
Setting
Professional
Modifier
Global
Typical Low
$1,318.26
Median
$1,698.24
Typical High
$2,511.89

Where California sits

The same service costs 43.7 times more in Indiana than in Texas. 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· 5th of 46

$13,804

IN $41,687TX $955

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.