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Making An Opening Between The Heart's Upper Chambers

Massachusetts 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?

$2,818

Typical facility fee. In Massachusetts, July 2026.

Insurers have agreed to pay about $2,818 for this service. Most negotiated rates run $1,000 to $3,715.

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 $2,818 · 10th to 90th $513 to $5,623
$100$500$2K$10Kfacility $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. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$512.86
Median
$3,388.44
Typical High
$5,623.41
AllWays Health Partners
Setting
Facility
Modifier
Global
Typical Low
$56.23
Median
$2,041.74
Typical High
$4,570.88
Fallon Health
Setting
Facility
Modifier
Global
Typical Low
$707.95
Median
$933.25
Typical High
$4,897.79
Harvard Pilgrim
Setting
Facility
Modifier
Global
Typical Low
$1,023.29
Median
$3,388.44
Typical High
$5,888.44
Mass General Brigham
Setting
Facility
Modifier
Global
Typical Low
$56.23
Median
$2,041.74
Typical High
$4,570.88
United
Setting
Facility
Modifier
Global
Typical Low
$1,000.00
Median
$2,884.03
Typical High
$4,677.35

Where Massachusetts 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.

Massachusetts· 29th of 50

$2,818

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.