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E08.321Non-billableSave

E08.321 - Diabetes mellitus due to underlying condition with mild nonproliferative diabetic retinopathy with macular edema

ICD-10-CM Chapter 4: Endocrine, nutritional and metabolic diseases · E08-E13 Diabetes mellitus (E08-E13) · Subcategory of E08.32 · FY2027

Coding Guidance

E08.321 requires a 7th character. Report the code below that matches the documentation, for example 1 for right eye, 2 for left eye, 3 for bilateral.

7th Character

One of the following 7th characters is to be assigned to codes in subcategory E08.32 to designate laterality of the disease:

Includes, Excludes and Coding Notes

Excludes 1 — Not Coded HereFrom E08

Mutually exclusive: these conditions are never reported together with this code.

  • 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.-)
Use Additional CodeFrom E08

Add a secondary code to identify the associated condition or cause when it is documented.

  • 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)
Code FirstFrom E08

Sequence the underlying condition before this code.

  • 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.-)
Excludes 1 — Not Coded HereFrom Chapter E00-E89

Mutually exclusive: these conditions are never reported together with this code.

  • transitory endocrine and metabolic disorders specific to newborn (P70-P74)
NotesFrom Chapter E00-E89

Instructional notes from the ICD-10-CM tabular list.

  • 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.

More Specific Codes (4)

E08.3211Diabetes mellitus due to underlying condition with mild nonproliferative diabetic retinopathy with macular edema, right eye→E08.3212Diabetes mellitus due to underlying condition with mild nonproliferative diabetic retinopathy with macular edema, left eye→E08.3213Diabetes mellitus due to underlying condition with mild nonproliferative diabetic retinopathy with macular edema, bilateral→E08.3219Diabetes mellitus due to underlying condition with mild nonproliferative diabetic retinopathy with macular edema, unspecified eye→