250: Diabetes mellitus
Excludes:
gestational diabetes (648.8)
hyperglycemia NOS (790.29)
neonatal diabetes mellitus (775.1)
nonclinical diabetes (790.29)
secondary diabetes (249.0-249.9)
The following fifth-digit subclassification is for use with category 250:
0 type II or unspecified type, not stated as uncontrolled
Fifth-digit 0 is for use for type II patients, even if the patient requires insulin
Use additional code, if applicable, for associated long-term (current) insulin use V58.67
1 type I [juvenile type], not stated as uncontrolled
2 type II or unspecified type, uncontrolled
Use additional code, if applicable, for associated long-term (current) insulin use V58.67
Fifth-digit 2 is for use for type II, adult-onset, diabetic patients, even if the patient requires insulin
3 type I [juvenile type], uncontrolled