Diabetes mellitus due to underlying condition with unspecified diabetic retinopathy

• drug or chemical induced diabetes mellitus (E09.-)
• gestational diabetes (O24.4-)
• neonatal diabetes mellitus (P70.2)
• postpancreatectomy diabetes mellitus (E13.-)
• postprocedural diabetes mellitus (E13.-)
• secondary diabetes mellitus NEC (E13.-)
• type 1 diabetes mellitus (E10.-)
• type 2 diabetes mellitus (E11.-)

• the underlying condition, such as:
• congenital rubella (P35.0)
• Cushing's syndrome (E24.-)
• cystic fibrosis (E84.-)
• malignant neoplasm (C00-C96)
• malnutrition (E40-E46)
• pancreatitis and other diseases of the pancreas (K85-K86.-)

• code to identify control using:
• injectable non-insulin antidiabetic drugs (Z79.85)
• insulin (Z79.4)
• oral antidiabetic drugs (Z79.84)
• oral hypoglycemic drugs (Z79.84)

transitory endocrine and metabolic disorders specific to newborn (P70-P74)

All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.