ICD-10-CM Diabetes Mellitus Coding

The documentation of diabetes mellitus has made the classification and diagnosis of the disease easier.

Diabetes mellitus is classified using these codes: [1]

E08 Diabetes mellitus due to underlying condition: The underlying conditions can be:[1]

  • Congenital rubella
  • Cushing’s syndrome
  • Cystic fibrosis
  • Malignant neoplasm
  • Malnutrition
  • Pancreatitis and other diseases of the pancreas

E09 Drug or chemical induced diabetes mellitus [1]

E10 Type 1 diabetes mellitus [1]

E11 Type 2 diabetes mellitus: This type of diabetes mellitus is either not documented or it is type 2 diabetes with the use of insulin [1]

E13 Other specified diabetes mellitus: These factors can affect the onset of diabetes through:  [1]

  • Genetic defects due to insulin action or beta-cell function
  • Post pancreatectomy
  • Secondary diabetes mellitus NEC

Secondary diabetes mellitus is classified using codes E08, E09 and E13. [2]

Other factors such as insulin use, pregnancy and health complications are dependent upon the patients’ medical records for the classification of their specific diabetes diagnosis.

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[1] Kostick, Karen M. “Coding Diabetes Mellitus in ICD-10-CM: Improved coding for Diabetes Mellitus Complements Present Medical Science.” Journal of AHIMA 83, no.5 (May 2012): 56-58.

[2] “Diabetes Mellitus in ICD‐10‐CM.” (n.d.): n. pag. AAPC. AAPC, 2014. Web. 23 Mar. 2016.