Contact Contact Form Thank you for your interest We have tried to present all available information regarding the kidney disorder, Nephrogenic Diabetes Insipidus, on this site. If, after reading through the site, you have an unanswered question, please use this form to send it to us. We will make every effort to respond to any pertinent NDI-related question. Please complete the following form. As you complete each item, use the tab key or mouse to move to the next item. First Name * Last Name * Organization Name * Phone * Email * Message * reCAPTCHA Submit If you are human, leave this field blank.