To provide a medical information providing system with which a diagnosis can easily be received with less time or financial burden through a communication circuit by using cellular phones.

When biological information is transmitted from an individual who has become a member by using a cellular phone 10, medical information to be provided to the member is retrieved from a medical information database by a medical information retrieving (automatic diagnosis means) 66 based on the biological information. Then, the medical information is provided to the member by a medical information providing means 68. Thus, even a person who resides in a remote place can automatically receive an evaluation or the diagnosis for the biological information, and the diagnosis can easily be received through a communication circuit with less time or financial burden.