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Publications
Read their latest work
Article
2026 ACA premium landscape: What health insurers need to know—and do—now
11 December 2025 - by Matt Mraz, Kenneth Laskowski, Barbara R. Collier
The expiration of enhanced ACA subsidies resets market dynamics, reshaping enrollment patterns and risk pools across the individual market.
Article
Understanding barriers to access for sickle cell disease therapies
11 June 2025 - by Donna Wix, Michelle (Klein) Robb, Barbara R. Collier, Melanie K. Kuester
Gene therapies for sickle cell disease show promise, but broad access requires more collaboration among manufacturers, payers, and healthcare systems.
Article
The Milliman CORAL of the story: A case study in benefit richness estimation in the individual ACA market
12 February 2025 - by Barbara R. Collier, Hanna E. Holzer, Evan Pollock
For estimating benefit richness in the individual ACA market, we demonstrate advantages of using Milliman's model over the Federal Actuarial Value Calculator.
Article
Healthcare utilization among Medicare fee-for-service beneficiaries living in historically redlined neighborhoods
27 August 2024 - by Ellyn Russo, Donna Wix, Danielle Rubin, Garrett Bradford, Javier Miranda, Barbara R. Collier
We present our key findings from a look at healthcare utilization among Medicare fee-for-service beneficiaries living in historically redlined neighborhoods.
Article
Patterns in psychotropic and other select nervous system prescription utilization
26 June 2024 - by Danielle Rubin, Ellyn Russo, Barbara R. Collier
Among commercially insured members, we examine how overdoses correlate with the utilization of psychotropic and other select nervous system prescription drugs.
Article
“A” is for Affordable
17 March 2021 - by Frederick (Fritz) Busch, Jason Karcher, Josh Fink, Barbara R. Collier, Jason Sciborski
ACA subsidy increases translate to more affordability and new opportunities for carriers.
Article
What are we trying to prevent anyway? The evolution of preventive services
12 November 2020 - by Barbara R. Collier, Michelle (Klein) Robb
This paper examines the evolution and future of preventative services—a key component of many health insurance plans.
Article
Setting reference prices in surprise billing situations
15 March 2019 - by Frederick (Fritz) Busch, Barbara R. Collier, Stacey V. Muller
This report provides analysis and commentary on relevant considerations when evaluating the appropriateness of various databases and methods to establish reference prices in surprise billing situations.
Article
Assessing prescription opioid risk with predictive analytics
09 October 2018 - by Andrew Gaffner, Barbara R. Collier, Joseph Boschert
Screening and risk assessment are critical to exercising sound clinical judgment and making effective care decisions regarding opioid use disorder.
