E89.1 – Postprocedural hypoinsulinemia

ICD-10-CM 2027 diagnosis code · Postprocedural endocrine and metabolic complications and disorders, not elsewhere classified (E89)

Billable code

ICD-10-CM code E89.1
Code
E89.1 (claims format: E891)
Description
Postprocedural hypoinsulinemia
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
4. Endocrine, nutritional and metabolic diseases (E00-E89)
Block
E89 Postprocedural endocrine and metabolic complications and disorders, not elsewhere classified (E89)
Parent codes
E89

Notes for E89.1

Applicable to:
  • Postpancreatectomy hyperglycemia
  • Postsurgical hypoinsulinemia
Excludes1 (not coded here):
  • transient postprocedural hyperglycemia (R73.9)
  • transient postprocedural hypoglycemia (E16.2)
Code first:
  • , if applicable, diabetes mellitus (postpancreatectomy) (postprocedural) (E13.-)
Use additional code:
  • code, if applicable, to identify:
  • acquired absence of pancreas (Z90.41-)
  • insulin use (Z79.4)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

E89 – Postprocedural endocrine and metabolic complications and disorders, not elsewhere classified

Excludes2 (not included here):
  • intraoperative complications of endocrine system organ or structure (E36.0-, E36.1-, E36.8)

Index terms for E89.1

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in E89

Frequently asked questions

What is ICD-10 code E89.1?

E89.1 is the ICD-10-CM code for postprocedural hypoinsulinemia, in the block E89 (Postprocedural endocrine and metabolic complications and disorders, not elsewhere classified (E89)).

Is E89.1 a billable code?

Yes. E89.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does E89.1 belong to?

It belongs to category E89 – Postprocedural endocrine and metabolic complications and disorders, not elsewhere classified.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.