2027 ICD-10-CM Diagnosis Code O89Complications of anesthesia during the puerperium

ICD-10-CM Codes›O00-O9A›O85-O92›O89

ICD-10-CM O89
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

O89 is a non-billable ICD-10-CM category code for complications of anesthesia during the puerperium, so it cannot be submitted on claims. Use a more specific code from this category instead, such as O89.01, O89.09, O89.1, and O89.2.

Code Identity

ICD-10-CM Code
O89
Billable Status
No — Non-Billable Category
Code Describes
Complications of anesthesia during the puerperium
Short Description
Complications of anesthesia during the puerperium
Same as the full description in the CMS dataset.
Chapter
O85-O92
Complications predominantly related to the puerperium

Code Classification

ChapterO00-O9APregnancy, childbirth and the puerperium
SectionO85-O92Complications predominantly related to the puerperium
CategoryO89Complications of anesthesia during the puerperium
This CodeO89Complications of anesthesia during the puerperium

Specific Coding for Complications of anesthesia during the puerperiumOverview

Non-specific codes like O89 require more characters. Use one of these billable codes instead:

  • O89.0 for Pulmonary complications of anesthesia during the puerperium

  • Use O89.01 for Aspiration pneumonitis due to anesthesia during the puerperium

  • Use O89.09 for Other pulmonary complications of anesthesia during the puerperium

  • Use O89.1 for Cardiac complications of anesthesia during the puerperium

  • Use O89.2 for Central nervous system complications of anesthesia during the puerperium

  • Use O89.3 for Toxic reaction to local anesthesia during the puerperium

  • Use O89.4 for Spinal and epidural anesthesia-induced headache during the puerperium

  • Use O89.5 for Other complications of spinal and epidural anesthesia during the puerperium

  • Use O89.6 for Failed or difficult intubation for anesthesia during the puerperium

  • Use O89.8 for Other complications of anesthesia during the puerperium

  • Use O89.9 for Complication of anesthesia during the puerperium, unspecified

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to O89: its own notes plus those printed at block O85-O92 and Chapter 15. A note printed at a category, block or chapter applies to every code under it.

Includes

Further defines, or gives examples of, the content of the category.

  • maternal complications arising from the administration of a general, regional or local anesthetic, analgesic or other sedation during the puerperium

Excludes1

Not coded here: the excluded code is never reported together with this one, unless the two conditions are unrelated.

From Chapter 15 (O00-O9A) Pregnancy, childbirth and the puerperium applies to 2,481 codes
  • supervision of normal pregnancy (Z34.-)

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

From Block O85-O92 Complications predominantly related to the puerperium applies to 114 codes
  • mental and behavioral disorders associated with the puerperium (F53.-)
  • obstetrical tetanus (A34)
  • puerperal osteomalacia (M83.0)
From Chapter 15 (O00-O9A) Pregnancy, childbirth and the puerperium applies to 2,481 codes
  • mental and behavioral disorders associated with the puerperium (F53.-)
  • obstetrical tetanus (A34)
  • postpartum necrosis of pituitary gland (E23.0)
  • puerperal osteomalacia (M83.0)

Use Additional Code

Add a second code, after this one, to fully describe the condition.

On O89 itself
  • code, if applicable, to identify specific complication
From Chapter 15 (O00-O9A) Pregnancy, childbirth and the puerperium applies to 2,481 codes
  • code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.

Notes

General instructions on how these codes are used.

From Chapter 15 (O00-O9A) Pregnancy, childbirth and the puerperium applies to 2,481 codes
  • CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
  • Codes from this chapter are for use for conditions related to or aggravated by the pregnancy, childbirth, or by the puerperium (maternal causes or obstetric causes)
  • Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
  • 1st trimester- less than 14 weeks 0 days
  • 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
  • 3rd trimester- 28 weeks 0 days until delivery

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name O89, its category, or a range that includes it.

Excludes1 2

These codes carry an Excludes1 note naming O89: they are not reported together with it, unless the two conditions are unrelated.

  • T41 Poisoning by, adverse effect of and underdosing of anesthetics and therapeutic gases
    complications of anesthesia during the puerperium (O89.-)
  • T88.2 Shock due to anesthesia
    puerperium (O89.-)

Excludes2 2

These codes carry an Excludes2 note naming O89: its condition is not part of those codes, and both may be reported when the patient has both.

  • O29 Complications of anesthesia during pregnancy
    complications of anesthesia during the puerperium (O89.-)
  • T88 Other complications of surgical and medical care, not elsewhere classified
    complications of anesthesia in puerperium (O89.-)

Patient EducationClinical

Anesthesia

Anesthesia is the use of medicines, called anesthetics, to prevent pain during surgery and other medical procedures. Medicine may be given by injection, inhalation, topical lotion, spray, eye drops, or a skin patch.

The full article covers:

  • What is anesthesia?
  • What is anesthesia used for?
  • What are the types of anesthesia?
  • What are the risks of anesthesia?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About O89Overview

What is the ICD-10 code for complications of anesthesia during the puerperium?

O89 is the ICD-10-CM category for complications of anesthesia during the puerperium, but it is a non-billable header: claims need a more specific code from this category, listed on this page.

Is O89 (Complications of anesthesia during the puerperium) a billable code?

No. This is a category header that groups the codes for complications of anesthesia during the puerperium, and headers cannot be submitted on claims. Claims for complications of anesthesia during the puerperium need a more specific code from this category, such as O89.01, O89.09, and O89.1.

Does O89 need an additional code?

When the condition applies, yes. The Use Additional Code note reads: code, if applicable, to identify specific complication. The additional code is reported after O89.