Native American Diabetes Prevention and Control Act of 1986 - Requires the Secretary of Health and Human Services to determine: (1) the incidence of diabetes among Native Americans; (2) activities the Indian Health Service should take to reduce such incidence, to provide guidance in the prevention, treatment, and control of diabetes, to provide early diagnosis, and to ensure proper health care to those Native Americans who are diagnosed as diabetic; and (3) the fiscal impact to the Federal Government of treating diabetes among such people. Requires the Secretary to prepare an inventory of all health care programs and resources within the United States that are available for the treatment, prevention, or control of diabetes among Native Americans. Requires the Secretary to transmit to the President and the Congress a report containing his determinations and research activities among Native Americans.

Requires the Secretary to: (1) implement a program to strengthen and expand the diabetes program of the Indian Health Service; (2) enable the Service to treat such disease effectively; and (3) conduct, for Federal, tribal, and other Native American health care providers, training programs with respect to the prevention and treatment of diabetes.

Requires the Secretary to: (1) maintain specified model diabetes clinics; and (2) establish such clinics at additional locations.

Requires the Secretary to develop specified programs with respect to data collection and analysis and research relating to diabetes among Native Americans.