Cityblock Health
Reviewed active Updated Mar 24, 2026This profile is AI-generated. If you spot an error, please help us fix it by sharing a URL to the correct information.
Investors
Founders
About
Cityblock Health is a value-based healthcare provider focused on underserved urban populations, primarily Medicaid beneficiaries and lower-income Medicare recipients 1. The company was founded in 2017 as a spinout of Alphabet’s Sidewalk Labs urban innovation incubator 2. Headquartered in Brooklyn, New York, Cityblock provides personalized primary care, behavioral health, and social services to members in low-income communities 1. In 2022, co-founder Dr. Toyin Ajayi succeeded Iyah Romm as CEO 3. The company restructured in 2023, cutting 12% of its workforce as it pursued profitability 4.
Funding History
| Date | Round | Amount | Lead | Co-investors |
|---|---|---|---|---|
| 2017 | Seed | Undisclosed | Sidewalk Labs | — 2 |
| Jan 2018 | Series A | $20.8M | Maverick Ventures | Thrive Capital, Sidewalk Labs 5 |
| Apr 2019 | Series B | $65M | Redpoint Ventures | 8VC, Echo Health Ventures, StartUp Health, Sidewalk Labs, Thrive Capital, Maverick Ventures, Town Hall Ventures, EmblemHealth 26 |
| Dec 2020 | Series C | $160M | General Catalyst | Wellington Management, Kinnevik AB, Maverick Ventures, Thrive Capital, Redpoint Ventures, 8VC, Echo Health Ventures, EmblemHealth, Goldman Sachs AIMS Impact 7 |
| Mar 2021 | Series C Extension | $192M | Tiger Global | Kinnevik AB, Maverick Ventures, General Catalyst, Wellington Management, Thrive Capital, Redpoint Ventures, Echo Health Ventures, 8VC, Goldman Sachs AIMS Imprint 8 |
| Sep 2021 | Series D | $400M | SoftBank Vision Fund 2 | — 9 |
Total raised: ~$900M+ across all rounds 89. Valued at $5.7B at Series D 9.
What Investors Say
“The Cityblock team has shown that aligning care delivery models with community needs can measurably improve outcomes for vulnerable populations.” — Hemant Taneja, Managing Director, General Catalyst 7
“As one of the only value-based, comprehensive providers solving specifically for the Medicaid population, Cityblock is tackling a much needed and very ignored problem.” — Scott Shleifer, Tiger Global 8
What Founders Say
“New care delivery models rooted in preventative care, augmented with social services, represent a major path forward to addressing healthcare system injustices.” — Iyah Romm, Co-Founder & CEO 7
“Better healthcare outcomes for marginalized communities can align with driving down costs and eliminating waste.” — Dr. Toyin Ajayi, Co-Founder & Chief Health Officer 7
“We’re incredibly proud and grateful that some of the world’s best and brightest healthcare minds have joined us. But more than anything, we’re excited for what this level of capital investment means for our member population.” — Iyah Romm, CEO and Co-Founder 9
Sources
-
Cityblock Health website, “About,” accessed March 2026. https://www.cityblock.com/about↩↩
-
The Brand Hopper, “Cityblock Health – History, Business & Revenue Model, Funding,” July 2023. https://thebrandhopper.com/2023/07/15/cityblock-health-history-services-business-model-funding/↩↩↩
-
PR Newswire, “Cityblock Health Appoints Co-Founder Dr. Toyin Ajayi as CEO,” 2022. https://www.prnewswire.com/news-releases/cityblock-health-appoints-co-founder-dr-toyin-ajayi-as-ceo-301507285.html↩
-
Fierce Healthcare, “Cityblock restructures operations, cuts 12% of workforce as it plots plans for growth, profitability,” June 2023. https://www.fiercehealthcare.com/providers/cityblock-restructures-operations-cuts-12-workforce-it-plots-plans-growth-profitability↩
-
Becker’s Hospital Review, “Alphabet’s urban healthcare spinout raises $20M in Series A funding,” 2018. https://www.beckershospitalreview.com/data-analytics-precision-medicine/alphabet-s-urban-healthcare-spinout-raises-20m-in-series-a-funding.html↩
-
TechCrunch, “Public health startup Cityblock raises $65M Series B,” April 2019. https://techcrunch.com/2019/04/11/public-health-startup-cityblock-raises-65m-series-b/↩
-
PR Newswire, “Cityblock Health Raises $160M Series C to Address Systemic Healthcare Inequity,” December 2020. https://www.prnewswire.com/news-releases/cityblock-health-raises-160m-series-c-to-address-systemic-healthcare-inequity-301190536.html↩↩↩↩
-
PR Newswire, “Cityblock Health Raises $192 Million in Series C Extension Funding,” March 2021. https://www.prnewswire.com/news-releases/cityblock-health-raises-192-million-in-series-c-extension-funding-to-expand-health-care-model-to-the-millions-of-underserved-people-on-medicaid-301257528.html↩↩↩
-
MobiHealthNews, “Cityblock rakes in $400M for platform focused on Medicaid and low-income populations,” September 2021. https://www.mobihealthnews.com/news/cityblock-rakes-400m-platform-focused-medicaid-and-low-income-populations-and-other-digital↩↩↩↩