Cityblock Health is a New York-based, technology-driven healthcare company that delivers integrated primary care, behavioral health, and social services to Medicaid and dually eligible (Medicare-Medicaid) members in underserved communities. Spun out of Alphabet's Sidewalk Labs in 2017, Cityblock pairs neighborhood-based care teams with a custom care-management platform to treat the whole person - medical needs alongside housing, food, and other social drivers of health - under value-based, risk-sharing contracts with health plans. It serves more than 100,000 members across over ten states.
Surest is a UnitedHealthcare employer-sponsored health plan that strips out deductibles and coinsurance and instead shows members clear, upfront prices for care before they book it. Founded in 2016 as Bind in Minneapolis, the plan lets people compare providers and treatment options by cost and quality through an app, then pay a single known copay. Rebranded from Bind to Surest in 2022 after UnitedHealthcare took majority ownership, it has grown into the fastest-growing plan in UnitedHealthcare's book, serving close to one million members across employers from family businesses to the Fortune 100.
Virta Health is a digital health company on a mission to reverse type 2 diabetes and obesity in 100 million people. Founded in 2014 by Sami Inkinen, Dr. Stephen Phinney, and Dr. Jeff Volek, Virta pairs a nutrition-first, low-carbohydrate clinical protocol with a Continuous Remote Care platform - a mobile app, dedicated physicians and health coaches, and AI-driven personalization - to lower blood sugar, cut medications, and produce durable weight loss without relying on costly drugs or surgery. Sold to employers and health plans on a value-based, outcomes-guaranteed model, Virta has treated over 100,000 members and surpassed $160M in annualized revenue.
Zarminali Pediatrics is a venture-backed, multi-specialty pediatric care group building purpose-designed clinics that bundle primary care, urgent care, specialty care, behavioral health, and telehealth under one coordinated roof. Founded in 2024 by healthcare operator Danish Qureshi after his own family struggled to coordinate care for a child with an autoimmune disorder, the company has grown to roughly 28 clinics across 8 states and raised $110M in Series A funding (about $150M total) to fix what it calls a fragmented, broken pediatric system.
Carrum Health is a value-based healthcare marketplace that connects self-insured employers directly to top regional providers through bundled, upfront payments for surgery, cancer care, and other planned procedures. Founded in 2014, it pairs Centers of Excellence with a guided patient app to deliver transparent pricing and better outcomes.
Sach Jain is the Founder & CEO of Carrum Health, a San Francisco-based value-based care platform that connects self-insured employers with top-tier hospitals and surgical centers through bundled payment arrangements. Founded in 2014 after Jain's frustration with America's fee-for-service healthcare system, Carrum Health has raised $96M in total funding and now covers 90% of the US population through a network that includes Mayo Clinic, Cleveland Clinic, Johns Hopkins, and Stanford. With a background spanning IIT Delhi, University of Chicago Booth, investment banking at Bank of America Merrill Lynch, and healthcare consulting at Booz & Company, Jain built Carrum to solve a systemic problem: employers spending $20,000+ per employee annually on health benefits with up to a 10x pricing variation for identical procedures.
Steven Pease is the CEO of Clarify Health Solutions, a San Francisco-based healthcare analytics platform serving payers, providers, and life sciences companies with AI-powered patient journey insights. A seasoned operator with 25+ years of C-suite experience across industries ranging from toys to big data, Pease is perhaps best known for steering Hustle - a venture-backed peer-to-peer texting platform - from the brink of shutdown to a profitable $29M exit in under two years. He joined Clarify in October 2024 as CFO and COO before ascending to CEO, bringing financial discipline and operational rigor to a company that has raised over $400M and serves as healthcare's premier analytics intelligence platform.
Khanh Nguyen is the CEO of Cozeva, the operating system for value-based care that manages over 25 million lives across 97,000+ providers. A PharmD from UCSF with 15+ years pioneering payer-provider collaboration, she led Cozeva to a reported $480M merger with Vatica Health in 2025, combining the #1-rated Best in KLAS risk adjustment platform with Cozeva's #1 quality platform - creating the most comprehensive value-based care enablement company in the U.S.
Rich Waller is President and CEO of WellStack, a Madison, Wisconsin-based healthcare data platform that helps provider and payer organizations build a unified data ecosystem for AI, analytics, and population health management. A 20-year veteran of healthcare technology, Waller co-founded VisiQuate - a healthcare revenue cycle analytics company - before joining WellStack to lead its expansion into enterprise healthcare data infrastructure. He is known for his client-centered philosophy and belief that growth strategy is a team sport.
Victor Sadauskas is an emergency medicine physician turned entrepreneur and the Co-founder and CEO of Kivo Health, a San Francisco-based digital health company delivering AI-powered virtual pulmonary rehabilitation to COPD patients at home. A Y Combinator W23 alum, Sadauskas built Kivo from his firsthand clinical observation that only 3% of eligible COPD patients ever access pulmonary rehab - a gap he set out to close with a Medicare-covered, home-based program combining remote monitoring, respiratory therapy, and AI-driven coaching.
Samantha Walter is a Healthcare Partner on the Bio + Health team at Andreessen Horowitz (a16z), where she helps portfolio companies grow by building strategic partnerships across the care delivery ecosystem - payors, providers, employers, and retail. A University of Wisconsin-Madison finance graduate originally from Minneapolis, she brings deep operational credibility to the VC world: before joining a16z, she built a Direct Contracting Entity at Carelon (then CareMore/Aspire under Anthem/Elevance) in 2020, drove customer success at Quartet Health, and cut her teeth as a healthcare revenue cycle consultant at Huron Consulting Group in New York City. She lives and works in NYC, bridging Silicon Valley capital with real-world healthcare infrastructure.