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Brian Larsen

FSA, MAAA
Senior Consulting Actuary
Brookfield, WI, US

Brian Larsen is a senior consulting actuary with the Milwaukee office of Milliman. He joined the firm in 2007.

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Experience

Brian works in Milliman’s Healthcare Practice.

His area of expertise is Medicare Advantage Part C and Medicare Supplement. Brian also has experience working with provider organizations and commercial health insurers.

In the Medicare market, Brian has assisted MA-PDs with strategic planning, feasibility studies, and Medicare Advantage bid preparation. He has assisted Medicare Supplement carriers with product pricing and annual rate filings.

In the commercial market, Brian has assisted carriers with pricing, reserving, cost benchmarking, and annual statements of opinion. In addition, he has assisted provider organizations with financial projections, contracting analysis, and provider-owned health plans.

Publications

Read their latest work

Article

Estimated financial impact of removing in-home health risk assessments diagnoses for Medicare Advantage risk adjustment

06 June 2025 - by Philip Nelson, Brian Larsen
We look at the effects of CMS potentially excluding diagnosis submissions from in-home HRAs in the Medicare Advantage risk adjustment calculations.
Article

Might Medicare Advantage impact traditional Medicare costs?

02 March 2016 - by Andy Mueller, Brian Larsen
When comparing Medicare Advantage (MA) plan payments to fee-for-service (FFS) costs, consideration should be given to how MA plans might affect FFS costs.