[Explained by a Doctor] Why Is NIPT (Non-Invasive Prenatal Testing) So Expensive? A Doctor Explains the Price Range and 3 Reasons for the High Cost

2026.05.24

If you're considering NIPT (Non-Invasive Prenatal Testing) to ease your anxiety during pregnancy, you may be surprised at first by how expensive it is.

The cost of NIPT varies by facility, but it generally ranges from 100,000 to 200,000+ yen. We'll break down, from a professional perspective, why it's so expensive — covering the "technical costs," "regulatory barriers," and "academic value" behind the price.

3 Main Reasons Why NIPT Is Expensive

NIPT is not just a simple blood test. Its price reflects the cost of maintaining cutting-edge genetic analysis technology and a strict operational system.

① Introduction of Advanced Genetic Analysis Technology (NGS)

Fetal-derived DNA in the mother's blood makes up only a few percent of the total. To accurately read these minute fragments, a state-of-the-art analysis device called a "Next-Generation Sequencer (NGS)" — costing tens of millions to hundreds of millions of yen — is used. Operating this device and analyzing the massive volumes of data it generates requires enormous cost and specialized expertise.

② Support and Counseling by Specialists

NIPT is not a test that simply ends with reporting results.

• Genetic counseling: Specialists who address anxieties before and after testing and accurately convey the meaning of the results.
• Placement of specialist physicians: Quality control by highly specialized medical professionals such as obstetricians/gynecologists and pediatricians.

These human resources ensure the reliability of the test.

③ Strict Quality Control Processes

To minimize false positives (testing positive when actually negative) and false negatives, testing institutions in Japan and abroad maintain extremely strict quality control. The cost of maintaining this level of safety is reflected in the price of the test.

Why Isn't NIPT Covered by Japan's Health Insurance?

Behind the "not covered by insurance (self-pay)" status that many pregnant women wonder about lies Japan's healthcare system and ethical debate.

• "Screening," not "Treatment": Japan's public health insurance is, in principle, intended to cover "diagnosis and treatment of illness." Because NIPT is a "screening test" that evaluates risk rather than a definitive diagnosis or treatment itself, it is currently excluded from insurance coverage.
• A cautious ethical and social stance: Prenatal testing carries the sensitive potential to lead to the "selection of life." The reason organizations such as the Japan Society of Obstetrics and Gynecology have established a certified-facility system is rooted in the idea of preventing the reckless expansion of testing and ensuring it is carried out under a sufficient counseling framework.
• Examples from abroad: In some European countries, such as Belgium and the Netherlands, public funding is provided under certain conditions, but globally, how this is implemented varies greatly depending on each country's ethical views and institutional design.

The "Value of the Test" Seen Through Academic Evidence

Let's look at the academic data (evidence) to see whether the benefits justify the high cost.

• Overwhelming testing accuracy: For trisomy 21 (Down syndrome), there are reports of sensitivity of 99% or higher and specificity of 99.9% or higher. Compared to conventional maternal serum marker testing, the accuracy is overwhelmingly higher.
• Avoiding invasive risk (miscarriage risk): Unlike amniocentesis, which requires inserting a needle into the abdomen, NIPT can be performed with a blood draw alone, so there is no miscarriage risk associated with the test.
• Contribution to reducing healthcare costs: From a long-term perspective, it has been pointed out that using NIPT as a first-line screening tool can reduce unnecessary invasive testing, potentially contributing to optimizing healthcare costs for society as a whole.

Conclusion: Making an Informed Choice

The reason NIPT is expensive is because it combines "investment in cutting-edge technology," "a safety net provided by specialists," and "consideration for bioethics."

Rather than simply viewing it in terms of "expensive or cheap," it's important to fully understand what the test reveals and what it means for your family before making your choice.

\Find out your risk of Down syndrome and sex chromosome conditions during pregnancy/

[References]

[1] Prenatal Testing Certification System Operating Committee
[2] Best Practice & Research Clinical Obstetrics & Gynaecology, 2024.
[3] BMJ Open, 2016.
[4] PLOS Medicine, 2025.

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