Join Us

If you’re here, you belong!

We understand the undiagnosed journey can be isolating and overwhelming.

At the UDNF, belonging doesn’t require a diagnosis. Whether you’re newly searching for answers, have been undiagnosed for years, or share the experience of being undiagnosed as a family member or caregiver, there’s a place for you here.

Join for:

Community

Support

Action

Innovation

Community

Come together with other patients and caregivers to share experiences and knowledge, work with providers to improve the undiagnosed journey, take action and drive innovation. Check out our community councils.

Support

We’re here to support you!

Access the Undiagnosed Guide, an online resource to help you get answers.

Contact a Patient Navigator for direct guidance to support your needs and questions.


Behind every undiagnosed condition is a person, a family, a push for answers. With your support, we’re not just imagining a future of diagnosis — we’re building it.

Getting Started

You can participate as much or as little as feels right. We’re glad you’re here!