P04.0
Newborn affected by maternal anesthesia and analgesia in pregnancy, labor and delivery
P04.0 (also written P040) is a billable ICD-10-CM diagnosis code for newborn affected by maternal anesthesia and analgesia in pregnancy, labor and delivery. It is part of the FY2027 code set, effective October 1, 2026. It is one of the 22 codes in category P04 (Newborn affected by noxious substances transmitted via placenta or breast milk). The Alphabetic Index lists it under 6 entries. Its coding notes include a Code first instruction and 10 Excludes2 entries.
Guidelines tip
From the FY2027 Official Guidelines. ICD10Ref adds no rules of its own.
Chapter 16 codes are never used on the maternal record, and chapter 15 codes are never used on the newborn record. Chapter 16 codes can be used for life if the condition persists.
Code first
If the underlying condition listed here is present and known, sequence it first.
- any current condition in newborn, if applicable
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
- newborn affected by other maternal medication (P04.1-)
- congenital malformations (Q00-Q99)
- encounter for observation of newborn for suspected diseases and conditions ruled out (Z05.-)
- neonatal jaundice from excessive hemolysis due to drugs or toxins transmitted from mother (P58.4)
- newborn in contact with and (suspected) exposures hazardous to health not transmitted via placenta or breast milk (Z77.-)
Also from chapter/block level (5 notes)
- 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)
Includes
Further defines or gives examples of the content of the category.
- nonteratogenic effects of substances transmitted via placenta
Also from chapter/block level (1 note)
- 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
Inclusion terms
Conditions classified to this code.
- Newborn affected by reactions and intoxications from maternal opiates and tranquilizers administered for procedures during pregnancy or labor and delivery
Notes
Also from chapter/block level (2 notes)
- These codes are for use when the listed maternal conditions are specified as the cause of confirmed morbidity or potential morbidity which have their origin in the perinatal period (before birth through the first 28 days after birth).
- Codes from this chapter are for use on newborn records only, never on maternal records
Alphabetic Index terms
Terms the official Alphabetic Index lists for this code. 6 entries
- Absorption, chemical, through placenta (newborn), obstetric anesthetic or analgesic drug
- Absorption, drug NEC, through placenta (newborn), obstetric anesthetic or analgesic drug
- Newborn (infant) (liveborn) (singleton), affected by, maternal (complication of) (use of), analgesia (maternal)
- Newborn (infant) (liveborn) (singleton), affected by, maternal (complication of) (use of), anesthesia (maternal)
- Newborn (infant) (liveborn) (singleton), affected by, maternal (complication of) (use of), opiates, administered for procedures during pregnancy or labor and delivery
- Newborn (infant) (liveborn) (singleton), affected by, maternal (complication of) (use of), tranquilizers administered for procedures during pregnancy or labor and delivery