1. Mary Jo Bowie MS, BS, AAS, RHIA, RHIT

2. Certain Conditions Originating in the Perinatal Period
CHAPTER 21
Certain Conditions Originating in the Perinatal Period

3. Certain Conditions Originating in the Perinatal Period—Code Range P00-P96
Certain conditions originating in the perinatal period are reported from Chapter 16 of ICD-10-CM.
This chapter contains codes for certain conditions originating in the perinatal period and are for use on newborn records only.

4. Start of Chapter 16 in ICD-10-CM
Coders need to read the start of Chapter 16
of ICD-10-CM to become familiar with the
notations that are present.
The perinatal period is defined as before
birth through the first 28 days after birth.

5. Newborn Affected by Maternal Factors and Complications of Pregnancy, Labor, and Delivery—P00-P04
An extensive note appears at the start of this block of codes.
The code descriptions are very detailed in this block and must be read carefully.

6. Disorders of Newborn Related to Length of Gestation and Fetal Growth—P05-P08
This block of codes reports disorders such as:
Newborn light or small for gestational age
Disorders related to short gestation and low birth weight
Disorders of newborn related to long gestation and high birth weight

7. Abnormal Findings on Neonatal Screening—P09
This category reports abnormal findings on neonatal screening.
Coders are instructed to use an additional code to identify signs, symptoms, and conditions associated with the screening.

8. Birth Trauma—P10-P15 This block of codes reports:
Intracranial laceration and hemorrhage due to birth injury
Birth injuries of the central nervous system
Birth injuries of the scalp
Birth injuries to skeleton
Birth injuries to peripheral nervous system
Birth injuries to other sites

9. Respiratory and Cardiovascular Disorders Specific to the Perinatal Period—P19-P29
This block of codes reports:
Metabolic acidemia in newborn
Congenital pneumonia
Neonatal aspirations
Respiratory and cardiovascular conditions originating in the perinatal period

10. Infections Specific to the Perinatal Period—P35-P39
The categories here include:
P35—Congenital viral diseases
P36—Bacterial sepsis of newborn
P37—Other congenital infectious and parasitic diseases such as tubercuolsis, malaria, and candidiasis
P38—Omphalitis of newborn
P39—Other infections specific to the perinatal period, such as neonatal- mastitis, UTI, conjunctivitis, and skin infections

11. Hemorrhagic and Hematological Disorders of Newborn—P50-P61
These categories report:
Newborn affected by intrauterine blood loss
Umbilical hemorrhage of newborn
Intracranial nontraumatic hemorrhage of newborn
Hemorrhagic disease of newborn
Hemolytic disease of newborn
Hydrops fetalis due to hemolytic disease
Kernicterus
Neonatal jaundice
Hematoloigcal disorders

12. Transitory Endocrine and Metabolic Disorders Specific to Newborn—P70-P74
This block reports transitory endocrine and
metabolic disturbances caused by the
infant’s response to maternal endocrine and
metabolic factors, or its adjustment to
extrauterine environment.

13. Digestive System Disorder of Newborn—P76-P78
This block reports:
Meconium plug syndrome
Intestinal obstruction due to inspissated milk
Necrotizing enterocolitis of newborn
Perinatal intestinal perforation
Neonatal hematemesis and melana
Noninfective neonatal diarrhea

14. Conditions Involving the Integument and Temperature Regulation of Newborn—P80-P83
This block reports:
Hypothermia of newborn
Other disturbances of temperature
Other conditions of integument specific to newborn such as congenital hydrocele, umbilical polyp and neonatal scleroderma

15. Other Problems with Newborn—P84
This block reports the following conditions
of newborns:
Acidemia
Acidosis
Anoxia
Asphyxia
Hypercapnia
Hypoxemia and hypoxia
Mixed metabolic and respiratory acidosis

16. Other Disorders Originating in the Perinatal Period—P90-P96
This block reports the following conditions
for newborns:
Convulsions
Feeding problems
Reactions and intoxications due to drugs administered
Disorders of muscle tone
Stillbirth
Renal conditions including renal failure
Neonatal withdrawal symptoms
Complication to newborn due to intrauterine procedures

17. Official Guidelines for Coding and Reporting
The guidelines address the following:
General perinatal rules
Observation and evaluation of newborns for suspected conditions not found
Coding additional perinatal diagnoses
Prematurity and fetal growth retardation
Low birth weight and immaturity status
Bacterial sepsis of newborn
Stillbirth

18. Coding Practice Select the code for the following:
Transitory neonatal hypoglycemia

19. Coding Practice Solution
Main term to reference in index:
Hypoglycemia
Modifying term:
Neonatal (transitory)
Code Assignment:
P70.4