ICD-10-CM Codes
P00-P96
P90-P96
P91-
2023 ICD-10-CM Diagnosis Code P91.5

2023 ICD-10-CM Diagnosis Code P91.5

Neonatal coma

2016

2017

2018

2019

2020

2021

2022

2023

Billable/Specific Code

Code on Newborn Record

P91.5 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2023 edition of ICD-10-CM P91.5 became effective on October 1, 2022.
This is the American ICD-10-CM version of P91.5 - other international versions of ICD-10 P91.5 may differ.

ICD-10-CM Coding Rules

P91.5 should be used on the newborn record - not on the maternal record.

The following code(s) above P91.5 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 P91.5:

P00-P96
2023 ICD-10-CM Range P00-P96
Certain conditions originating in the perinatal period
Includes
- conditions that have their origin in the fetal or perinatal period (before birth through the first 28 days after birth) even if morbidity occurs later
Note
- Codes from this chapter are for use on newborn records only, never on maternal records
Type 2 Excludes
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- tetanus neonatorum (A33)
Certain conditions originating in the perinatal period

Approximate Synonyms

Coma in the newborn

ICD-10-CM P91.5 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):

791 Prematurity with major problems
793 Full term neonate with major problems

Convert P91.5 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
2023 (effective 10/1/2022): No change

Code annotations containing back-references to P91.5:

Type 1 Excludes: P91.6
, R40

ICD-10-CM Diagnosis Code P91.6
Hypoxic ischemic encephalopathy [HIE]
Type 1 Excludes
- Neonatal cerebral depression (P91.4)
- Neonatal cerebral irritability (P91.3)
- Neonatal coma (P91.5)
ICD-10-CM Diagnosis Code R40
Somnolence, stupor and coma
Type 1 Excludes
- neonatal coma (P91.5)
- somnolence, stupor and coma in diabetes (E08-E13)
- somnolence, stupor and coma in hepatic failure (K72.-)
- somnolence, stupor and coma in hypoglycemia (nondiabetic) (E15)

Diagnosis Index entries containing back-references to P91.5:

Coma R40.20
ICD-10-CM Diagnosis Code R40.20
Unspecified coma
Applicable To
Coma NOS
Unconsciousness NOS
- newborn P91.5

ICD-10-CM Codes Adjacent To P91.5

P83.88 Other specified conditions of integument specific to newborn

P83.9 Condition of the integument specific to newborn, unspecified

P84 Other problems with newborn

P90 Convulsions of newborn

P91 Other disturbances of cerebral status of newborn

P91.0 Neonatal cerebral ischemia

P91.1 Acquired periventricular cysts of newborn

P91.2 Neonatal cerebral leukomalacia

P91.3 Neonatal cerebral irritability

P91.4 Neonatal cerebral depression

P91.5 Neonatal coma

P91.6 Hypoxic ischemic encephalopathy [HIE]

P91.60 …… unspecified

P91.61 Mild hypoxic ischemic encephalopathy [HIE]

P91.62 Moderate hypoxic ischemic encephalopathy [HIE]

P91.63 Severe hypoxic ischemic encephalopathy [HIE]

P91.8 Other specified disturbances of cerebral status of newborn

P91.81 Neonatal encephalopathy

P91.811 …… in diseases classified elsewhere

P91.819 …… unspecified

P91.82 Neonatal cerebral infarction

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

2023 ICD-10-CM Diagnosis Code P91.5

Neonatal coma

Certain conditions originating in the perinatal period

Hypoxic ischemic encephalopathy [HIE]

Somnolence, stupor and coma

Unspecified coma