About
Sonia Millsom is CEO of Oxeon, working with founders and boards to build and scale healthcare companies across commercial, Medicare, and Medicaid populations. She previously served as Chief Growth Officer at Iora Health, which was acquired for $2.1 billion, and as Chief Commercial Officer at Maven Clinic, with earlier roles at Best Doctors, Health Dialog, and UnitedHealthcare. She holds a Master of Public Health from Columbia University and a BA in Political Science from Boston College.
Invests in
Digital HealthFemTechHealthtech
Experience
- OxeonChief Executive Officercurrent2022 — presentNew York, NY
- Blue Cross & Blue Shield of Rhode IslandBoard Membercurrent2025 — present
- Break into the Boardroom (BiB)Sponsor, BIB Alumna and Cohort Leadercurrent2018 — presentNew York, NY
- Hopscotch Primary CareBoard Membercurrent2023 — present
- Suvida HealthcareBoard Membercurrent2022 — present
- Clever Care Health PlanBoard Membercurrent2021 — present
- Stellar HealthBoard of Advisorscurrent2021 — present
- Quilted HealthBoard Member2022 — 2024
- Maven ClinicChief Commercial Officer2020 — 2021
- Iora HealthChief Growth Officer2019 — 2020Boston, Massachusetts
- Iora HealthEVP Growth2018 — 2019Boston, Massachusetts
- Iora HealthSenior Vice President Business Development2017 — 2018Greater Boston Area
- Iora HealthVP Business Development2016 — 2017Greater Boston Area
- Best DoctorsVP Payor Strategy2012 — 2015Greater Boston Area
- Health DialogVP, Marketing2011 — 2012
- Health DialogVP Client Development2011
- Health DialogRVP Client Development2010 — 2011
- UnitedHealthcareRegional Vice President2003 — 2010
- The Segal CompanyHealth Consultant1997 — 2002
- New York Business Group on HealthProgram Assistant1996New York, New York
Education
- Boston CollegeBA, Political Science
- Columbia UniversityMPH, Public Health Policy and Management
- The Taft SchoolHigh School
Skills & more
Team Leadership9Leadership44Strategy47Strategic Planning17Management7Health plan expertise1Wellness Initiatives1Labor Relations2Employee benefitsSales Force EffectivenessSales Presentations2Health Policy14
+12 more
Health InsuranceDisease ManagementMedicareSales EffectivenessWellnessProposal WritingPerformance ImprovementManaged CareEmployee BenefitsThought LeadershipHealthcareInternal CommunicationsFrom Sonia's professional profile.
Same school
Also attended Boston College173
Pat GradyPartner at Sequoia CapitalDavid FialkowInvestment Team at General CatalystBijan SabetPersonal journalSteve MurrayAdvisor, Revolution Growth at RevolutionNatalie SchmitkeManaging Director Capital Networks at Burda Principal InvestmentsKerry HullChief Financial Officer & Chief Operating Officer at CincyTech
+ 167 more
Also attended Columbia University498
Ben HorowitzCo-founder & General Partner at Andreessen HorowitzDoug LeonePartner at Sequoia Capital; former Global Managing PartnerChris DixonFounder & Managing Partner of a16z crypto at Andreessen HorowitzGabriella GiglioHR & Executive Talent at General CatalystScott BillerInvestor at GV (Google Ventures)Erica VanInvestment Director at Intel Capital
+ 492 more
Also attended The Taft School15
Catherine DiffleyHead of Hospitality & Real Estate at AlleyCorpSarah SommerCo-Founder and Partner at Level EquityCarolyn StarrettAdvisor at Oncology VenturesDavid CoitInvestor at North Atlantic CapitalJoseph LissakPartner at Olive Tree CapitalJeff VollingPartner at Braemont Capital
+ 9 more
Shared employers
Also worked at Clever Care Health Plan1
Also worked at Stellar Health6
Investments
Board seats
Blue Cross Blue Shield of RIClever Care Health PlanHopscotch Primary CareSuvida Health
Per the firm's website.
Colleagues at Oxeon Partners
Aaron Kim
Director at Oxeon Partners
Abby Patchell
Associate at Oxeon Partners
Annika DeStefano
Senior Associate at Oxeon Partners
Anthony DeMaio
Systems Support Specialist at Oxeon Partners
Anthony Louis
Senior Associate at Oxeon Partners
Ava Colarusso
Director at Oxeon Partners
Ava Gierek
Associate at Oxeon Partners
Brian Ross
Director at Oxeon Partners