Blue Cross Blue Shield links AI coding tools to $942M in added healthcare spending over two years

A Blue Cross Blue Shield Association (BCBSA) analysis claims that hospitals’ use of artificial intelligence tools in insurance coding led to an additional $942 million in healthcare spending over a two-year period. The association attributed the increase to a sharp rise in patients being documented as having complex conditions, though it noted there was no corresponding change in the care delivered.

The BCBSA report described a 'clear disconnect between [medical] coding and treatment,' arguing that AI-driven coding changes inflated claims without evidence of improved patient outcomes. The findings were cited by The New York Times as an example of AI’s role in driving up healthcare costs amid ongoing disputes between hospitals and insurers over treatments and payments.

Dr. Shiv Rao, founder of AI startup Abridge, framed the issue as a potential 'horrible dystopic future' where automated systems escalate conflicts, but also suggested AI could reduce tensions and costs if implemented carefully. Luke Chalker, BCBSA senior vice president, characterized the dynamic as a 'one-sided blood bath' with insurers bearing the brunt of inflated claims.

The analysis underscores broader concerns about the use of AI in healthcare administration, where tools designed to streamline billing and coding may inadvertently contribute to cost inflation by altering documentation without changing clinical practice.