Executive record

Mark Thierer

Director at P3 Health Partners Inc.

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Alpha ID: alpha:person:mark-thiererVersion: public-0As of: 2026-09-29

Not yet claimed9 published Claims3 sources
  • Director

Key Claims

Biography

Managing Partner of AssetBlue Investment Group since June 2017. Former CEO of OptumRx (July 2015-September 2017) and Chairman/CEO of Catamaran Corporation (March 2011-2015), one of the nation's largest pharmacy benefit management companies. Holds a BS in Finance from the University of Minnesota and an MBA from Nova Southeastern University.

Alpha editorial summary written from the cited sources below. It does not change any Claim on this record.

Board service

Boards

Claims

Executive career

  1. Dates not publishedExecutive title: Managing Partner · Organization not publishedPIII DEF 14A director slate

Claims

Conflicts and accountability

Alpha has not published independence, related-party, proceedings or disciplinary Claims for this record. This is not a finding that none exist.

Only disclosed facts and public registers appear here. Executive records carry no credit, personal litigation, background screening or underwriting views. None observed is not a clearance.

Evidence, history and coverage

Additional published Claims

Published evidence records

3 evidence records, matching Agent View. Records may refer to different locations or observations in the same document. This count is not a count of independent corroborating sources.

  1. PIII DEF 14A director slate

    sec filing · Source published: Apr 29, 2025 · Retrieved: May 16, 2026

    Supports 7 claims
    • AI and ML experience: AI and ML experience: not identified in the cited filing · Claim reviewed: May 16, 2026
    • Board role: Board role: Chair · Claim reviewed: May 16, 2026
    • Committee assignments: No committee assignment disclosed in the cited filing · Claim reviewed: May 16, 2026
    • Cybersecurity experience: Cybersecurity experience: not identified in the cited filing · Claim reviewed: May 16, 2026
    • Executive company: Executive at AssetBlue Investment Group · Claim reviewed: May 16, 2026
    • Executive title: Executive title: Managing Partner · Claim reviewed: May 16, 2026
    • Technology background: Technology background reported in filings · Claim reviewed: May 16, 2026

  2. Open source

    sec proxy · Source published: Apr 29, 2025 · Retrieved: Apr 28, 2026

    Supports 1 claim
    • Professional Role: Director at P3 Health Partners Inc. · Claim reviewed: May 16, 2026

  3. Open source

    public source · Source published: Date unavailable · Retrieved: Date unavailable

    Supports 1 claim
    • Board membership: Serves on the board of P3 Health Partners Inc. · Claim reviewed: May 16, 2026