Stefaniya Barabanava & Serge Luncar

Sphere

Sphere helps doctors get paid on time without the usual insurance headaches. Our AI-powered technology takes care of insurance checks, billing, and claims processing—so providers don’t have to chase down payments or deal with denied claims. With real-time coverage insights, Sphere saves doctors hours, boosts revenue by 60%, and makes life easier for both providers and patients. Simply put, we handle the admin so doctors can focus on care.

Serge is a problem-solver at heart, passionate about using technology to improve healthcare. He developed an advanced AI algorithm that helps surgeons analyze X-ray images in real time, reducing errors and improving workflow efficiency. His work earned a grant for its impact on medical diagnostics. With deep experience in AI-driven healthcare solutions, he co-founded Sphere to bring automation and intelligence to insurance verification and claims processing. By eliminating administrative bottlenecks, Sphere ensures doctors get paid on time, reduces errors, and saves valuable time—allowing providers to focus on patient care.

Stefaniya is a fearless builder who thrives on fixing broken systems. Growing up around her family’s medical business, she saw firsthand how inefficiencies in healthcare created daily frustrations for doctors. She transitioned from operations to engineering, streamlining EHR workflows and optimizing medical billing processes. Determined to solve a $12 billion problem in denied claims and wasted administrative time, she co-founded Sphere to give providers back time, revenue, and trust in the system.