What Drives Administrative Costs in U.S. Health Insurance?

Health Affairs
Health AffairsApr 28, 2026

Why It Matters

Understanding why administrative costs vary across states reveals potential efficiency gains and informs regulatory reforms, directly impacting the overall cost trajectory of U.S. health care.

Key Takeaways

  • Administrative costs average $600 per person in fully insured market.
  • Self‑funded plans spend roughly half that, about $300 per enrollee.
  • Medicaid admin spending tops $670 per person, showing highest burden.
  • Across states, admin spend varies 25‑75th percentile by $250, indicating inefficiency.
  • Profit constitutes a modest, variable slice of total admin expenditures.

Summary

The Health Affairs paper by Dr. Jason Bucksbomb and co‑authors provides the first systematic, state‑level comparison of health‑insurance administrative spending and profit for 2023, covering fully insured commercial plans, self‑funded commercial coverage, and Medicaid managed‑care.

The authors estimate roughly $600 per enrollee in the fully insured market, about $300 in self‑funded plans, and $670 in Medicaid—figures that are directionally accurate despite noisy regulatory filings. Within each segment, the inter‑quartile spread reaches $250 per person, highlighting substantial geographic variation that cannot be explained by clinical need alone.

Bucksbomb emphasizes that the variation is an invitation for scrutiny, noting that the “general and administrative” line item is a catch‑all that obscures what services are actually being purchased. He also distinguishes profit from administrative bloat, observing that profit is a modest, highly variable component of total spend.

The findings suggest that policymakers and insurers lack the granular data needed to assess efficiency, and that significant cost‑saving opportunities may exist if high‑spending states can identify and eliminate unnecessary administrative overhead without compromising essential functions.

Original Description

Health Affairs Publishing's Rob Lott interviews Jason Buxbaum of Brown University about his recent paper that explores new research on administrative spending in U.S. health insurance ( https://www.healthaffairs.org/doi/10.1377/hlthaff.2025.00779?utm_medium=podcast&utm_source=a+health+podyssey&utm_campaign=march+2026+issue ) and why it varies so widely across states and markets.
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A Health Podyssey
Episode 262
April 28, 2026

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