O99.81 Abnormal glucose complicating pregnancy, childbirth and the puerperium

⚠ Non-Billable ICD-10-CM 2026
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The ICD-10-CM code for Abnormal glucose complicating pregnancy, childbirth and the puerperium is O99.81 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
O94-O9A: Other obstetric conditions, not elsewhere classified (O94-O9A)
Category O99
124 codes (96 billable)
FY2026 Status
Stable since FY2024
Excludes1
Not coded here. These conditions should NOT be coded together with O99.81.
  • gestational diabetes (O24.4-)

Official Coding Guidelines

Abnormal glucose tolerance in pregnancy—assign O99.81

An abnormal glucose tolerance in pregnancy is assigned a code from subcategory O99.81, Abnormal glucose complicating pregnancy, childbirth, and the puerperium.

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.15.i

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Cite This Page

Reference O99.81 with the canonical source and edition:

O99.81 — Abnormal glucose complicating pregnancy, childbirth and the puerperium. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/O99.81

Canonical URL: https://icd10codingpro.com/codes/O99.81

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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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