2022 ICD-10-CM Diagnosis Code O74.0

Aspiration pneumonitis due to anesthesia during labor and delivery

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code Maternity Dx (12-55 years)
  • O74.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Aspirat pneumonitis due to anesth during labor and delivery
  • The 2022 edition of ICD-10-CM O74.0 became effective on October 1, 2021.
  • This is the American ICD-10-CM version of O74.0 - other international versions of ICD-10 O74.0 may differ.
ICD-10-CM Coding Rules
  • O74.0 is applicable to maternity patients aged 12 - 55 years inclusive.
Applicable To
  • Inhalation of stomach contents or secretions NOS due to anesthesia during labor and delivery
  • Mendelson's syndrome due to anesthesia during labor and delivery
The following code(s) above O74.0 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to O74.0:
  • O00-O9A
    2022 ICD-10-CM Range O00-O9A

    Pregnancy, childbirth and the puerperium

    Note
    • 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
    Type 1 Excludes
    • supervision of normal pregnancy (Z34.-)
    Type 2 Excludes
    • 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 from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
    Pregnancy, childbirth and the puerperium
  • O74
    ICD-10-CM Diagnosis Code O74

    Complications of anesthesia during labor and delivery

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    Includes
    • maternal complications arising from the administration of a general, regional or local anesthetic, analgesic or other sedation during labor and delivery
    Use Additional
    • code, if applicable, to identify specific complication
    Complications of anesthesia during labor and delivery
Approximate Synonyms
  • Aspiration pneumonitis (inflammation in lung) due to anesthesia in childbirth
ICD-10-CM O74.0 is grouped within Diagnostic Related Group(s) (MS-DRG v39.0):
  • 998 Principal diagnosis invalid as discharge diagnosis

Convert O74.0 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
Code annotations containing back-references to O74.0:
  • Type 1 Excludes: J12
    , J18
    , J69.0
    , J95.4
    ICD-10-CM Diagnosis Code J12

    Viral pneumonia, not elsewhere classified

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    Code First
    Code Also
    • associated abscess, if applicable (J85.1)
    Includes
    • bronchopneumonia due to viruses other than influenza viruses
    Type 1 Excludes
    • aspiration pneumonia due to anesthesia during labor and delivery (O74.0)
    • aspiration pneumonia due to anesthesia during pregnancy (O29)
    • aspiration pneumonia due to anesthesia during puerperium (O89.0)
    • aspiration pneumonia due to solids and liquids (J69.-)
    • aspiration pneumonia NOS (J69.0)
    • congenital pneumonia (P23.0)
    • congenital rubella pneumonitis (P35.0)
    • interstitial pneumonia NOS (J84.9)
    • lipid pneumonia (J69.1)
    • neonatal aspiration pneumonia (P24.-)
    ICD-10-CM Diagnosis Code J18

    Pneumonia, unspecified organism

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    Code First
    Type 1 Excludes
    • abscess of lung with pneumonia (J85.1)
    • aspiration pneumonia due to anesthesia during labor and delivery (O74.0)
    • aspiration pneumonia due to anesthesia during pregnancy (O29)
    • aspiration pneumonia due to anesthesia during puerperium (O89.0)
    • aspiration pneumonia due to solids and liquids (J69.-)
    • aspiration pneumonia NOS (J69.0)
    • congenital pneumonia (P23.0)
    • drug-induced interstitial lung disorder (J70.2-J70.4)
    • interstitial pneumonia NOS (J84.9)
    • lipid pneumonia (J69.1)
    • neonatal aspiration pneumonia (P24.-)
    • pneumonitis due to external agents (J67-J70)
    • pneumonitis due to fumes and vapors (J68.0)
    • usual interstitial pneumonia (J84.178)
    ICD-10-CM Diagnosis Code J69.0

    Pneumonitis due to inhalation of food and vomit

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    Applicable To
    • Aspiration pneumonia NOS
    • Aspiration pneumonia (due to) food (regurgitated)
    • Aspiration pneumonia (due to) gastric secretions
    • Aspiration pneumonia (due to) milk
    • Aspiration pneumonia (due to) vomit
    Code Also
    • any associated foreign body in respiratory tract (T17.-)
    Type 1 Excludes
    • chemical pneumonitis due to anesthesia (J95.4)
    • obstetric aspiration pneumonitis (O74.0)
    ICD-10-CM Diagnosis Code J95.4

    Chemical pneumonitis due to anesthesia

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    Applicable To
    • Mendelson's syndrome
    • Postprocedural aspiration pneumonia
    Type 1 Excludes
    • aspiration pneumonitis due to anesthesia complicating labor and delivery (O74.0)
    • aspiration pneumonitis due to anesthesia complicating pregnancy (O29)
    • aspiration pneumonitis due to anesthesia complicating the puerperium (O89.01)
    Use Additional
    • code for adverse effect, if applicable, to identify drug (T41.- with fifth or sixth character 5)

Diagnosis Index entries containing back-references to O74.0:
  • Inhalation
  • Mendelson's syndrome (due to anesthesia) J95.4
    ICD-10-CM Diagnosis Code J95.4

    Chemical pneumonitis due to anesthesia

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    Applicable To
    • Mendelson's syndrome
    • Postprocedural aspiration pneumonia
    Type 1 Excludes
    • aspiration pneumonitis due to anesthesia complicating labor and delivery (O74.0)
    • aspiration pneumonitis due to anesthesia complicating pregnancy (O29)
    • aspiration pneumonitis due to anesthesia complicating the puerperium (O89.01)
    Use Additional
    • code for adverse effect, if applicable, to identify drug (T41.- with fifth or sixth character 5)
    • in labor and delivery O74.0
    • obstetric O74.0
  • Pneumonitis (acute) (primary) - see also Pneumonia
    • aspiration J69.0
      ICD-10-CM Diagnosis Code J69.0

      Pneumonitis due to inhalation of food and vomit

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      Applicable To
      • Aspiration pneumonia NOS
      • Aspiration pneumonia (due to) food (regurgitated)
      • Aspiration pneumonia (due to) gastric secretions
      • Aspiration pneumonia (due to) milk
      • Aspiration pneumonia (due to) vomit
      Code Also
      • any associated foreign body in respiratory tract (T17.-)
      Type 1 Excludes
      • chemical pneumonitis due to anesthesia (J95.4)
      • obstetric aspiration pneumonitis (O74.0)
      • due to
        • anesthesia J95.4
          ICD-10-CM Diagnosis Code J95.4

          Chemical pneumonitis due to anesthesia

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          Applicable To
          • Mendelson's syndrome
          • Postprocedural aspiration pneumonia
          Type 1 Excludes
          • aspiration pneumonitis due to anesthesia complicating labor and delivery (O74.0)
          • aspiration pneumonitis due to anesthesia complicating pregnancy (O29)
          • aspiration pneumonitis due to anesthesia complicating the puerperium (O89.01)
          Use Additional
          • code for adverse effect, if applicable, to identify drug (T41.- with fifth or sixth character 5)
          • during
            • labor and delivery O74.0
      • obstetric O74.0
    • postanesthetic J95.4
      ICD-10-CM Diagnosis Code J95.4

      Chemical pneumonitis due to anesthesia

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      Applicable To
      • Mendelson's syndrome
      • Postprocedural aspiration pneumonia
      Type 1 Excludes
      • aspiration pneumonitis due to anesthesia complicating labor and delivery (O74.0)
      • aspiration pneumonitis due to anesthesia complicating pregnancy (O29)
      • aspiration pneumonitis due to anesthesia complicating the puerperium (O89.01)
      Use Additional
      • code for adverse effect, if applicable, to identify drug (T41.- with fifth or sixth character 5)
      • in labor and delivery O74.0
      • obstetric O74.0
    • postoperative J95.4
      ICD-10-CM Diagnosis Code J95.4

      Chemical pneumonitis due to anesthesia

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      Applicable To
      • Mendelson's syndrome
      • Postprocedural aspiration pneumonia
      Type 1 Excludes
      • aspiration pneumonitis due to anesthesia complicating labor and delivery (O74.0)
      • aspiration pneumonitis due to anesthesia complicating pregnancy (O29)
      • aspiration pneumonitis due to anesthesia complicating the puerperium (O89.01)
      Use Additional
      • code for adverse effect, if applicable, to identify drug (T41.- with fifth or sixth character 5)
      • obstetric O74.0
  • Syndrome - see also Disease
    • acid pulmonary aspiration, obstetric O74.0
    • Mendelson's O74.0

ICD-10-CM Codes Adjacent To O74.0
O71.9 Obstetric trauma, unspecified
O72 Postpartum hemorrhage
O72.0 Third-stage hemorrhage
O72.1 Other immediate postpartum hemorrhage
O72.2 Delayed and secondary postpartum hemorrhage
O72.3 Postpartum coagulation defects
O73 Retained placenta and membranes, without hemorrhage
O73.0 Retained placenta without hemorrhage
O73.1 Retained portions of placenta and membranes, without hemorrhage
O74 Complications of anesthesia during labor and delivery
O74.0 Aspiration pneumonitis due to anesthesia during labor and delivery
O74.1 Other pulmonary complications of anesthesia during labor and delivery
O74.2 Cardiac complications of anesthesia during labor and delivery
O74.3 Central nervous system complications of anesthesia during labor and delivery
O74.4 Toxic reaction to local anesthesia during labor and delivery
O74.5 Spinal and epidural anesthesia-induced headache during labor and delivery
O74.6 Other complications of spinal and epidural anesthesia during labor and delivery
O74.7 Failed or difficult intubation for anesthesia during labor and delivery
O74.8 Other complications of anesthesia during labor and delivery
O74.9 Complication of anesthesia during labor and delivery, unspecified
O75 Other complications of labor and delivery, not elsewhere classified

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.