Candid Health Secures $120 Million Series D Funding

Candid Health announced a $120 million Series D funding round on an unspecified date, led by Sixth Street Growth. Existing investors Oak HC/FT, 8VC, and Y Combinator also participated. This funding round triples Candid Health's valuation from 2025 and follows a period of significant growth, with annual recurring revenue increasing by 190% year over year. The company has now raised over $219 million in total funding, including a $52.5 million Series C in 2023 and a $29 million Series B six months prior.

Candid Health provides a service that manages the medical billing operations for doctors, addressing the complexities of navigating over 1,000 different insurer rulebooks. Many healthcare providers still rely on outdated billing software from the early 2000s, leading to claim rejections due to minor errors like misplaced commas or incorrect codes. These rejected claims can result in costs being absorbed by either the patient or the doctor.

The company utilizes AI agents and a sophisticated rules engine, trained on the specific submission requirements of more than 1,000 payers, to ensure claims are processed correctly on the first attempt. This technology aims to automate and optimize the revenue cycle management (RCM) process, which is the system by which healthcare providers receive payment.

Candid Health was founded by Nick Perry and Doug Proctor, who previously worked at Palantir. Perry led healthcare initiatives there, while Proctor developed defense and intelligence systems. They view revenue cycle management as a complex data integration problem, similar to the challenges Palantir was designed to solve, but applied specifically to medical billing. Perry stated that the company's growth has been primarily organic, with minimal marketing expenditure until this funding round. He also indicated that the business has experienced substantial growth, with its run rate increasing by 6x, then 5x, and most recently by 2.5x.