Monday, March 9, 2026

STAT+: Blue Cross Blue Shield says data back up claim that AI is driving up medical bills

A recent data analysis conducted by Blue Cross Blue Shield (BCBS) has revealed some concerning findings about the use of artificial intelligence (AI) coding in the healthcare industry. The study, which examined claims data from over 36 million BCBS members, suggests that the increasing use of AI coding may be contributing to the rising cost of healthcare.

AI coding, also known as computer-assisted coding (CAC), is a process where healthcare providers use computer programs to automatically assign medical codes to patient records. These codes are used for billing and reimbursement purposes and are crucial for accurate and timely payment from insurance companies. While the use of AI coding has been touted as a way to improve efficiency and accuracy in coding, the BCBS study raises some red flags about its impact on healthcare costs.

One of the key findings of the study is that the use of AI coding has led to an increase in the number of codes assigned to each patient. On average, the number of codes per patient has increased by 13% since the introduction of AI coding. This means that more services are being billed for each patient, which ultimately leads to higher costs for both patients and insurance companies.

Furthermore, the study found that the use of AI coding has also resulted in a significant increase in the complexity of codes being assigned. This means that healthcare providers are using more specific and detailed codes, which often come with higher reimbursement rates. As a result, the cost of healthcare services has also increased, as providers are able to bill for more expensive procedures and treatments.

The use of AI coding has also led to a phenomenon known as “upcoding.” This is when healthcare providers assign codes for more complex and expensive services than what was actually provided to the patient. The study found that upcoding has increased by 41% since the introduction of AI coding. This not only drives up the cost of healthcare but also raises concerns about the accuracy and integrity of medical coding.

So why is the use of AI coding driving up healthcare costs? One of the main reasons is the lack of regulation and oversight in the use of these computer programs. Unlike human coders who are trained and certified, AI coding programs are not subject to the same standards and regulations. This means that the potential for errors and abuse is higher, leading to increased costs for patients and insurance companies.

Another factor contributing to the rising cost of healthcare is the high cost of implementing and maintaining AI coding technology. This cost is ultimately passed on to patients in the form of higher healthcare costs. Additionally, healthcare providers may also be incentivized to use AI coding to increase their revenue, further driving up the cost of healthcare.

However, it’s not all bad news. The BCBS study also highlights some potential benefits of AI coding. For one, it can help reduce the workload of human coders, freeing up their time to focus on more complex cases. It can also help improve the accuracy of coding, reducing the number of coding errors and resulting in more accurate billing and reimbursement.

So what can be done to address the issue of rising healthcare costs due to AI coding? The BCBS study suggests the need for increased regulation and oversight in the use of these computer programs. This would help ensure that AI coding is used ethically and accurately, without driving up healthcare costs.

Healthcare providers also need to be more transparent about their use of AI coding and the impact it has on healthcare costs. Patients have a right to know how their medical records are being coded and how it may affect their healthcare expenses.

In conclusion, the use of AI coding in the healthcare industry has its benefits, but it also comes with some concerning consequences. The BCBS study highlights the need for increased regulation and transparency in the use of these computer programs to ensure that they are not driving up the cost of healthcare. As technology continues to advance, it’s important to strike a balance between efficiency and cost-effectiveness in the healthcare sector, for the benefit of both patients and insurance companies.

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