
Developers at leading digital health companies, from Metabolic clinics to Longevity, use Junction to remotely access granular health data from wearables and lab tests. Junction's platform simplifies the integration and management of API connections with wearables, medical devices, and lab services. From test ordering to results retrieval, Vital handles it all—coordinating across 5,000+ walk-in testing centers, shipping lab kits directly to patients, and scheduling mobile phlebotomist visits. This streamlined process reduces operational burdens, allowing you to focus on delivering high-impact solutions. Junction supports a wide range of healthcare applications, including: - Correlating key biomarkers like HRV and sleep to track recovery progress - Managing chronic conditions with integrated support for blood pressure monitors, CGMs, and wearables - Scaling data collection for clinical trials across a distributed population - Personalizing treatment plans with wearables data and cost-effective specialty lab testing across 50 states Junction helps you access key insights, personalize treatment programs, and improve health outcomes across multiple sectors, all through a single universal API.

Developers at leading digital health companies, from Metabolic clinics to Longevity, use Junction to remotely access granular health data from wearables and lab tests. Junction's platform simplifies the integration and management of API connections with wearables, medical devices, and lab services. From test ordering to results retrieval, Vital handles it all—coordinating across 5,000+ walk-in testing centers, shipping lab kits directly to patients, and scheduling mobile phlebotomist visits. This streamlined process reduces operational burdens, allowing you to focus on delivering high-impact solutions. Junction supports a wide range of healthcare applications, including: - Correlating key biomarkers like HRV and sleep to track recovery progress - Managing chronic conditions with integrated support for blood pressure monitors, CGMs, and wearables - Scaling data collection for clinical trials across a distributed population - Personalizing treatment plans with wearables data and cost-effective specialty lab testing across 50 states Junction helps you access key insights, personalize treatment programs, and improve health outcomes across multiple sectors, all through a single universal API.
What they do: Unified API connecting wearable/device data with nationwide lab testing and collection workflows
Sector: Healthcare diagnostics infrastructure / digital health developer platform
Funding: Raised $18M Series A (announced March 11, 2025) led by Creandum
Scale signals: Supports 300+ device integrations and nationwide lab testing; reported millions of connected devices
Fragmented device data and complex lab logistics for digital health, virtual clinics, clinical trials, and personalized care.
Digital health / Diagnostics infrastructure
$18M
Round includes participation from Y Combinator, Point Nine, Inflect Health, and Amino Collective
“Led by Creandum with participation from prominent early-stage investors including Y Combinator and Point Nine”
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