All ICD10 Codes
E89Not billable, use a more specific code below

Postprocedural endocrine and metabolic complications and disorders, not elsewhere classified

chapter 4: Endocrine, Nutritional and Metabolic Diseases

17 billable codes under E89: 11 are a CC; none map to an HCC.A CC or MCC (major CC) is a secondary diagnosis that raises the MS-DRG payment.

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Instructional notes

Excludes2: not included here, code separately if applicable

  • intraoperative complications of endocrine system organ or structure (E36.0-, E36.1-, E36.8)

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

Covers diabetes mellitus coding, including type, insulin and drug use, pump malfunction and secondary diabetes, plus obesity and obesity class codes.

Read Section I.C.4 (page 39)

All codes under E89

E89 can't be used on a claim. Pick a billable code below; grey headings group them.

E89 MS-DRGs

As the principal diagnosis, the billable codes under E89 group to these 14 MS-DRGs (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.

Other codes that refer to E89

Notes on these codes point to E89.

  • E36 Excludes2: postprocedural endocrine and metabolic complications and disorders, not elsewhere classified (E89.-)
  • O99.2 Includes: Conditions in E00-E89
  • T80-T88 Excludes2: intraoperative and postprocedural complications of specified body systems (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95.6-, J95.7, K91.6-, L76.-, M96.-, N99.-)
  • T81 Excludes2: intraoperative and postprocedural complications of specific body system (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95, K91.-, L76.-, M96.-, N99.-)
  • Z90 Excludes2: postprocedural absence of endocrine glands (E89.-)

About the condition

Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.

Endocrine Diseases

Your endocrine system includes eight major glands throughout your body. These glands make hormones. Hormones are chemical messengers. They travel through your bloodstream to tissues or organs. Hormones work slowly and affect body processes from head to toe. These include:

Read more about endocrine diseases on MedlinePlus

Metabolic Disorders

Metabolism is the process your body uses to get or make energy from the food you eat. Food is made up of proteins, carbohydrates, and fats. Chemicals in your digestive system break the food parts down into sugars and acids, your body's fuel. Your body can use this fuel right away, or it can store the energy in your body tissues, such as your liver, muscles, and body fat.

Read more about metabolic disorders on MedlinePlus

Code history

Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.