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Spencer Marshall

FSA, MAAA
Consulting Actuary
Seattle, WA, US

Spencer Marshall is a consulting actuary specializing in healthcare in Milliman's Seattle office. He joined the firm in 2021.

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Experience

Spencer's primary areas of expertise as a healthcare consultant include:

  • Provider reimbursement benchmarking
  • Claims and membership analytics
  • Claims repricing
  • Data warehousing and visualization
  • Actuarial reserving for standard and unique populations
  • Automation and tool development

Spencer has experience working with health plans, hospital systems, specialty provider organizations, integrated delivery systems, and health startups. He is an expert at developing and implementing end-to-end solutions for repricing, forecasting, reserving, and reporting.

Publications

Read their latest work

Article

Analysis of Together Senior Health’s RADAR algorithm to predict risk of undiagnosed dementia using claims data

11 November 2024 - by Spencer Marshall, Brian Hartman, Christopher Kunkel, June Chu
We share five key findings from our evaluation of models for predicting an individual’s risk undiagnosed dementia.
Article

2025 Medicare IPPS and OPPS trend summary

01 November 2024 - by Spencer Marshall, Danjie Zhou, Charlie Mills
We review the key pricing factors for the latest guidance issued by CMS for Medicare inpatient and outpatient prospective payment systems, for fiscal year 2025.
Article

Price transparency opportunities for employers

27 August 2024 - by Erica Reijula, Spencer Marshall, Mike Gaal, David C. Lewis
Milliman Transparent can support self-funded employers with analytics based on price transparency data to enhance their benefit offerings and fulfill their obligations as fiduciaries.
Article

Commercial reimbursement benchmarking

19 June 2024 - by Spencer Marshall, Danjie Zhou, Casey Anderson, Charlie Mills
We estimate the national commercial reimbursement payment rates increasing in 2024 to 190% of Medicare fee-for-service rates, up from 188% last year.
Article

Price transparency opportunities for payers

17 October 2023 - by Chris Smith, Spencer Marshall, David C. Lewis
We discuss real-world examples and highlight key questions to show how Milliman Transparent contains the analytics that healthcare payers need to succeed in contracting.
Article

Preparing for independent dispute resolution within the No Surprises Act

15 November 2021 - by Spencer Marshall, Charlie Mills
We cover the key issues insurers and providers need to be thinking about in advance of Jan. 1, when the law takes effect