Luminai Raises $38M Series B for Health Ops AI
Luminai, a San Francisco-based AI-native platform for health system operations, has raised $38 million in Series B funding led by Peak XV Partners. The platform automates complex, unstructured workflows such as processing faxes, referrals, and orders across fragmented systems. The capital will support product expansion, team growth, and customer support.
AI Ops Funding Wave Accelerates
The round brings Luminai's total funding to $60 million, with participation from Define Ventures, General Catalyst, and Y Combinator. It arrives amid surging investment in healthcare AI operations. Assort Health raised $76M Series B in October 2025, pushing its total past $100 million. Candid Health secured $52.5M Series C in February 2025 for RCM automation.
Unstructured Data Burdens Ops
Healthcare administrative costs exceed $1 trillion annually for U.S. hospitals, representing 25-30% of total spending. Around 80% of healthcare data arrives unstructured via faxes, PDFs, and notes. Current systems struggle with fragmented EHRs and manual coordination, delaying patient care. Staffing shortages exacerbate these issues post-COVID.
Platform Encodes Institutional Knowledge
Luminai ingests unstructured data, structures it, integrates with EHRs, executes multi-step actions, and enforces SOPs while learning from exceptions. Unlike point solutions, it handles end-to-end workflows like referrals and provider inboxes. Customers achieve 5.3x ROI in 48 days on average across 7 use cases. Partnership with Cleveland Clinic, serving 15 million patients yearly, validates scale.
As Shailendra Singh, Managing Partner at Peak XV Partners, noted:
"What stands out about Luminai is their platform approach… Large health systems need a single company and platform."
Growth Investors Signal Scale
Peak XV Partners leads with a focus on enterprise AI, joined by healthcare specialist Define Ventures. Existing backers General Catalyst and Y Combinator provide continuity. Quentin Clark, ex-CTO of Microsoft, SAP, and Dropbox, joins the board. This mix signals conviction in Luminai's shift from point tools to comprehensive ops platforms.
Medical Automation Market Expands
The medical automation market stands at $52.09 billion in 2024, projected to reach $88.11 billion by 2030 at 9.26% CAGR. AI in hospital operations grows faster at 28% CAGR to $25.7 billion by 2030 per MarketsandMarkets. Trends favor agentic AI for unstructured data amid regulatory tailwinds like CMS AI nondiscrimination rules.
Serial Founders Build Credibility
CEO Kesava Kirupa Dinakaran, a Thiel Fellow and YC S20 alum, brings entrepreneurial grit. Head of Engineering Vamsi Chitters co-founded Elph, acquired by Brex after YC W19. Sanjay Saraf's Partly was acquired by Luminai; he led AI at Benchling. Varun Boriah scaled Truepill diagnostics; Shawn Greenspan deployed at Palantir. This blend covers AI, healthcare, and enterprise execution.
Scaling Post-Clinic Partnership
Luminai has driven over 12 million automations. Funds target hiring in engineering, product, commercial, and operations. Product expansion aims to deepen Cleveland Clinic integration for referrals, tackling thousands of daily faxes. Aggressive recruitment signals national rollout ambitions.