Immune Deficiencies
Impotence Information Center
Impotence Institute of America
800-669-1603
Incontinence
National Association for Continence
The Simon Foundation for Continence
800-237-4666
Interstitial Cystitis
Interstitial Cystitis Association
800-435-7422
Kidney Disease/Failure
American Association of Kidney Patients
800-749-2257
American Kidney Fund
800-638-8299
Kidney Cancer Association
800-516-8051
National Kidney Foundation
800-622-9010