E89.1 Postprocedural hypoinsulinemia
The ICD-10-CM code for Postprocedural hypoinsulinemia is E89.1 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- E89: Postprocedural endocrine and metabolic complications and disorders, not elsewhere classified (E89)
- Category E89
- 20 codes (15 billable)
- FY2026 Status
- Stable since FY2024
Also Known As
ICD-10-CM Alphabetic Index entries that lead to E89.1:
- Hypoinsulinemia, postprocedural
- Postpancreatectomy hyperglycemia
- Hyperglycemia, hyperglycemic (transient) › postpancreatectomy
- Postprocedural › hypoinsulinemia
- Complication (s) (from) (of) › surgical procedure (on) › hyperglycemia (postpancreatectomy)
- Complication (s) (from) (of) › surgical procedure (on) › hypoinsulinemia (postpancreatectomy)
- Complication (s) (from) (of) › endocrine › postprocedural › hypoinsulinemia
Inclusion Terms
- Postpancreatectomy hyperglycemia
- Postsurgical hypoinsulinemia
U.S. Hospital Utilization
- An estimated 3,420 U.S. inpatient stays in 2023 included E89.1 among the documented diagnoses.
- 95 stays listed it as the principal diagnosis.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.
Official Coding Guidelines
Postpancreatectomy diabetes: assign E89.1(i) Secondary diabetes mellitus due to pancreatectomy For postpancreatectomy diabetes mellitus (lack of insulin due to the surgical removal of all or part of the pancreas), assign code E89.1, Postprocedural hypoinsulinemia.
Diabetes mellitus (TOC entry)a. Diabetes mellitus ................................................................................................................... 39
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026