ICD-10-CM Codes
O00-O9A Pregnancy, childbirth and the puerperium
O60-O77 Complications of labor and delivery
O77- Other fetal stress complicating labor and delivery
2021 ICD-10-CM Diagnosis Code O77.9

2021 ICD-10-CM Diagnosis Code O77.9

Labor and delivery complicated by fetal stress, unspecified

2016

2017

2018

2019

2020

2021

Billable/Specific Code

Maternity Dx (12-55 years)

O77.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2021 edition of ICD-10-CM O77.9 became effective on October 1, 2020.
This is the American ICD-10-CM version of O77.9 - other international versions of ICD-10 O77.9 may differ.

ICD-10-CM Coding Rules

O77.9 is applicable to maternity patients aged 12 - 55 years inclusive.

Type 1 Excludes

Type 1 Excludes Help

A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as O77.9. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.

abnormality of fetal acid-base balance (
ICD-10-CM Diagnosis Code O68
Labor and delivery complicated by abnormality of fetal acid-base balance
Applicable To
- Fetal acidemia complicating labor and delivery
- Fetal acidosis complicating labor and delivery
- Fetal alkalosis complicating labor and delivery
- Fetal metabolic acidemia complicating labor and delivery
Type 1 Excludes
- fetal stress NOS (O77.9)
- labor and delivery complicated by electrocardiographic evidence of fetal stress (O77.8)
- labor and delivery complicated by ultrasonic evidence of fetal stress (O77.8)
Type 2 Excludes
- abnormality in fetal heart rate or rhythm (O76)
- labor and delivery complicated by meconium in amniotic fluid (O77.0)
O68
)
abnormality in fetal heart rate or rhythm (
ICD-10-CM Diagnosis Code O76
Abnormality in fetal heart rate and rhythm complicating labor and delivery
Applicable To
- Depressed fetal heart rate tones complicating labor and delivery
- Fetal bradycardia complicating labor and delivery
- Fetal heart rate decelerations complicating labor and delivery
- Fetal heart rate irregularity complicating labor and delivery
- Fetal heart rate abnormal variability complicating labor and delivery
- Fetal tachycardia complicating labor and delivery
- Non-reassuring fetal heart rate or rhythm complicating labor and delivery
Type 1 Excludes
- fetal stress NOS (O77.9)
- labor and delivery complicated by electrocardiographic evidence of fetal stress (O77.8)
- labor and delivery complicated by ultrasonic evidence of fetal stress (O77.8)
Type 2 Excludes
- fetal metabolic acidemia (O68)
- other fetal stress (O77.0-O77.1)
O76
)
fetal metabolic acidemia (
ICD-10-CM Diagnosis Code O68
Labor and delivery complicated by abnormality of fetal acid-base balance
Applicable To
- Fetal acidemia complicating labor and delivery
- Fetal acidosis complicating labor and delivery
- Fetal alkalosis complicating labor and delivery
- Fetal metabolic acidemia complicating labor and delivery
Type 1 Excludes
- fetal stress NOS (O77.9)
- labor and delivery complicated by electrocardiographic evidence of fetal stress (O77.8)
- labor and delivery complicated by ultrasonic evidence of fetal stress (O77.8)
Type 2 Excludes
- abnormality in fetal heart rate or rhythm (O76)
- labor and delivery complicated by meconium in amniotic fluid (O77.0)
O68
)

The following code(s) above O77.9 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 O77.9:

O00-O9A
2021 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

Approximate Synonyms

Fetal distress affecting management of mother
Fetal stress in childbirth
Nonreassuring fetal status

ICD-10-CM O77.9 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):

998 Principal diagnosis invalid as discharge diagnosis

Convert O77.9 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

Code annotations containing back-references to O77.9:

Type 1 Excludes: O68
, O76

ICD-10-CM Diagnosis Code O68
Labor and delivery complicated by abnormality of fetal acid-base balance
Applicable To
- Fetal acidemia complicating labor and delivery
- Fetal acidosis complicating labor and delivery
- Fetal alkalosis complicating labor and delivery
- Fetal metabolic acidemia complicating labor and delivery
Type 1 Excludes
- fetal stress NOS (O77.9)
- labor and delivery complicated by electrocardiographic evidence of fetal stress (O77.8)
- labor and delivery complicated by ultrasonic evidence of fetal stress (O77.8)
Type 2 Excludes
- abnormality in fetal heart rate or rhythm (O76)
- labor and delivery complicated by meconium in amniotic fluid (O77.0)
ICD-10-CM Diagnosis Code O76
Abnormality in fetal heart rate and rhythm complicating labor and delivery
Applicable To
- Depressed fetal heart rate tones complicating labor and delivery
- Fetal bradycardia complicating labor and delivery
- Fetal heart rate decelerations complicating labor and delivery
- Fetal heart rate irregularity complicating labor and delivery
- Fetal heart rate abnormal variability complicating labor and delivery
- Fetal tachycardia complicating labor and delivery
- Non-reassuring fetal heart rate or rhythm complicating labor and delivery
Type 1 Excludes
- fetal stress NOS (O77.9)
- labor and delivery complicated by electrocardiographic evidence of fetal stress (O77.8)
- labor and delivery complicated by ultrasonic evidence of fetal stress (O77.8)
Type 2 Excludes
- fetal metabolic acidemia (O68)
- other fetal stress (O77.0-O77.1)

Diagnosis Index entries containing back-references to O77.9:

Delivery (childbirth) (labor)
- complicated O75.9
  ICD-10-CM Diagnosis Code O75.9
  Complication of labor and delivery, unspecified
  2016 2017 2018 2019 2020 2021 Billable/Specific Code Maternity Dx (12-55 years)
  - by
    - fetal
      - stress O77.9
Stress F43.9
ICD-10-CM Diagnosis Code F43.9
Reaction to severe stress, unspecified
Applicable To
Trauma and stressor-related disorder, NOS
- fetal P84
  ICD-10-CM Diagnosis Code P84
  Other problems with newborn
  2016 2017 2018 2019 2020 2021 Billable/Specific Code Code on Newborn Record
  Applicable To
  Acidemia of newborn
  Acidosis of newborn
  Anoxia of newborn NOS
  Asphyxia of newborn NOS
  Hypercapnia of newborn
  Hypoxemia of newborn
  Hypoxia of newborn NOS
  Mixed metabolic and respiratory acidosis of newborn
  Type 1 Excludes
  intracranial hemorrhage due to anoxia or hypoxia (P52.-)
  hypoxic ischemic encephalopathy [HIE] (P91.6-)
  late metabolic acidosis of newborn (P74.0)
  - complicating pregnancy O77.9

ICD-10-CM Codes Adjacent To O77.9

O75.8 Other specified complications of labor and delivery

O75.81 Maternal exhaustion complicating labor and delivery

O75.82 Onset (spontaneous) of labor after 37 completed weeks of gestation but before 39 completed weeks gestation, with delivery by (planned) cesarean section

O75.89 Other specified complications of labor and delivery

O75.9 Complication of labor and delivery, unspecified

O76 Abnormality in fetal heart rate and rhythm complicating labor and delivery

O77 Other fetal stress complicating labor and delivery

O77.0 Labor and delivery complicated by meconium in amniotic fluid

O77.1 Fetal stress in labor or delivery due to drug administration

O77.8 Labor and delivery complicated by other evidence of fetal stress

O77.9 Labor and delivery complicated by fetal stress, unspecified

O80 Encounter for full-term uncomplicated delivery

O82 Encounter for cesarean delivery without indication

O85 Puerperal sepsis

O86 Other puerperal infections

O86.0 Infection of obstetric surgical wound

O86.00 …… unspecified

O86.01 …… superficial incisional site

O86.02 …… deep incisional site

O86.03 …… organ and space site

O86.04 Sepsis following an obstetrical procedure

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

2021 ICD-10-CM Diagnosis Code O77.9

Labor and delivery complicated by fetal stress, unspecified

Labor and delivery complicated by abnormality of fetal acid-base balance

Abnormality in fetal heart rate and rhythm complicating labor and delivery

Labor and delivery complicated by abnormality of fetal acid-base balance

Pregnancy, childbirth and the puerperium

Labor and delivery complicated by abnormality of fetal acid-base balance

Abnormality in fetal heart rate and rhythm complicating labor and delivery

Complication of labor and delivery, unspecified

Reaction to severe stress, unspecified

Other problems with newborn