Chapter 4: Endocrine, Nutritional, and Metabolic Diseases(E00-E89)
a. Diabetes mellitusThe diabetes mellitus codes are combination codes that include the typeof diabetes mellitus, the body system affected, and the complicationsaffecting that body system. As many codes within a particular category as are necessary to describe all of the complications of the disease maybe used. They should be sequenced based on the reason for a particularencounter. Assign as many codes from categories E08 – E13 as neededto identify all of the associated conditions that the patient has.