Billy Deitch
Partner @ Oak HC/FT
San Francisco, United States
Billy Deitch is a Series B investor at Oak HC/FT in San Francisco focused on Health Care and Medical. Billy Deitch - Partner @ Oak HC/FT
- Total investments:
- 9
- Last investment:
- Lead investor:
- 56%
Last updated:
For AI agents: llms.txt
Industries Billy Deitch invests in
Stages Billy Deitch invests in
Countries Billy Deitch invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
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Investment Focus
Industry
- Health Care 5 (56%)
- Medical 3 (33%)
- Software 3 (33%)
- Artificial Intelligence 3 (33%)
- CRM 1 (11%)
Stage
- Series B 3 (33%)
- Series D 2 (22%)
- Series A 1 (11%)
- Series C 1 (11%)
- Series E 1 (11%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Candid Health develops software that supports healthcare organizations in managing revenue cycle operations. Its platform automates and coordinates processes such as medical coding, claims submission, payment posting, denial management, and reimbursement workflows. The company integrates with electronic health record and practice management systemsto facilitate the exchange of clinical and billing data across healthcare providers and payers. It provides tools that enable healthcare organizations to monitor billing performance, identify claim issues, and manage revenue cycle activities through a centralized system. The company also offers analytics and workflow capabilities that support administrative and financial operations within healthcare practices. | $120M / Series D / Jul 22, 2026 | ||
| Courier Health is a software company that develops a patient relationship management platform designed for the life sciences and biopharma sector. Its platform enables companies to manage the patient journey from diagnosis through treatment initiation and ongoing therapy adherence by integrating data, workflows, and communication tools into asingle system. The software provides real-time visibility, automation, and coordination capabilities that help organizations support patients with complex or chronic conditions more effectively. It is used by biopharma companies to organize patient services operations, connect fragmented data sources, and improve decision-making across commercial teams. In addition to its technology, the company offers implementation support and resources to help clients manage and optimize patient engagement processes. | $50M / Series B / Apr 22, 2026 | ||
| Candid Health develops software that supports healthcare organizations in managing revenue cycle operations. Its platform automates and coordinates processes such as medical coding, claims submission, payment posting, denial management, and reimbursement workflows. The company integrates with electronic health record and practice management systemsto facilitate the exchange of clinical and billing data across healthcare providers and payers. It provides tools that enable healthcare organizations to monitor billing performance, identify claim issues, and manage revenue cycle activities through a centralized system. The company also offers analytics and workflow capabilities that support administrative and financial operations within healthcare practices. | $52.5M / Series C / Feb 12, 2025 | ||
| Mendel is a clinical AI platform for life sciences and healthcare organizations that deciphers health data with clinician-like logic. It indexes structured and unstructured data and replaces the complexity of querying with the simplicity of chatting. | $40M / Series B / Mar 25, 2022 | ||
| Cerebral is a mental health telemedicine company that provides clients with long-term, comprehensive access to medication management, therapy, and counseling for anxiety, depression, insomnia, ADHD, and more. It offers affordable, convenient, and evidence-based care that drives significant improvement in outcomes for clients. | $127M / Series B / Jun 10, 2021 | ||
| Cerebral is a mental health telemedicine company that provides clients with long-term, comprehensive access to medication management, therapy, and counseling for anxiety, depression, insomnia, ADHD, and more. It offers affordable, convenient, and evidence-based care that drives significant improvement in outcomes for clients. | $35M / Series A / Oct 07, 2020 | ||
| Olive deploys the AI workforce built specifically for healthcare, delivering hospitals and health systems increased revenue, reduced costs, and increased capacity. Olive automates repetitive, high-volume tasks and workflows, monitoring their performance, identifying improvements, and finding opportunities for new work. Olive gives power back toproviders through her ever-growing, unparalleled intelligence made up of shared memories, collective wisdom, and global awareness, learning like a network so hospitals never have to solve the same problem twice. Olive was founded in 2012 and is headquartered in Columbus, Ohio. | $106M / Series F / Sep 17, 2020 | ||
| Olive deploys the AI workforce built specifically for healthcare, delivering hospitals and health systems increased revenue, reduced costs, and increased capacity. Olive automates repetitive, high-volume tasks and workflows, monitoring their performance, identifying improvements, and finding opportunities for new work. Olive gives power back toproviders through her ever-growing, unparalleled intelligence made up of shared memories, collective wisdom, and global awareness, learning like a network so hospitals never have to solve the same problem twice. Olive was founded in 2012 and is headquartered in Columbus, Ohio. | $52M / Series E / Mar 31, 2020 | ||
| Olive deploys the AI workforce built specifically for healthcare, delivering hospitals and health systems increased revenue, reduced costs, and increased capacity. Olive automates repetitive, high-volume tasks and workflows, monitoring their performance, identifying improvements, and finding opportunities for new work. Olive gives power back toproviders through her ever-growing, unparalleled intelligence made up of shared memories, collective wisdom, and global awareness, learning like a network so hospitals never have to solve the same problem twice. Olive was founded in 2012 and is headquartered in Columbus, Ohio. | $32.8M / Series D / Jul 30, 2018 |
Co-Investors
About Oak HC/FT
Oak HC/FT is a venture and growth equity investment firm that focuses on healthcare information services and financial service technology. The firm focuses on driving transformation in these industries by providing entrepreneurs and companies with strategic counsel, board-level participation, and access to our extensive network of industryleaders.Oak HC/FT partners are peerless in delivering returns for investors and growing innovative businesses. Over the past decade, the partners at Oak HC/FT have had 20 realizations with 6 companies achieving valuations in excess of $1 billion.Oak HC/FT is led by the Healthcare and FinTech team of Oak Investment Partners as part of Oak’s strategy to develop sector-specific funds and continue its legacy of building best-in-class businesses.
Oak HC/FT Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Andrew Adams
Co-Founder & Managing Partner
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Annie Lamont
Co-Founder & Managing Partner
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Billy Deitch
Partner
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Eliza Adams
Investor
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Michael Heller
Venture Partner
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FAQ
What does Billy Deitch invest in?
Billy Deitch invests primarily in Health Care, Medical and Software startups, most often at Series B and Series D stage. Most of the 9 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Billy Deitch?
Public channels for Billy Deitch include LinkedIn. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Billy Deitch last invest?
The most recent investment recorded for Billy Deitch closed in Jul 2026. Shizune tracks 9 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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