P04.5 ICD-10-CA code: Fetus and newborn affected by maternal use of nutritional chemical substances
P04.5 is the ICD-10-CA code for “Fetus and newborn affected by maternal use of nutritional chemical substances” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.
Official description
P04.5Fetus and newborn affected by maternal use of nutritional chemical substances
Short description: Fetus aff mat use nutrit chem subs
ICD-10-CA · Canada · Also written P045
Index terms
Entries in CIHI’s alphabetical index that lead to P04.5. Searching the index by the condition the note names is how coders reach this code.
- Absorption, chemical, through placenta (fetus or newborn), nutritional substance
- Condition, conditions (arising in the perinatal period), absorption, chemical, through placenta (fetus or newborn), nutritional substance
Notes for P04.5
As CIHI prints them, with any note P04.5 takes from the headings above it.
Includes
- Nonteratogenic effects of substances transmitted via placentaFrom P04 Fetus and newborn affected by noxious influences transmitted via placenta or breast milk
- The listed maternal conditions only when specified as a cause of mortality or morbidity in fetus or newbornFrom P00-P04 Fetus and newborn affected by maternal factors and by complications of pregnancy, labour and delivery
- Conditions that have their origin in the perinatal period even though death or morbidity occurs laterFrom Chapter 16: Certain conditions originating in the perinatal period (P00-P96)
Excludes
Conditions classified elsewhere.
- Congenital malformations (Q00-Q99)neonatal jaundice due to drugs or toxins transmitted from mother (P58.4)From P04 Fetus and newborn affected by noxious influences transmitted via placenta or breast milk
- Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)tetanus neonatorum (A33)whooping cough (A37.-)From Chapter 16: Certain conditions originating in the perinatal period (P00-P96)
Where P04.5 sits
- 1ChapterChapter 16: Certain conditions originating in the perinatal period (P00-P96)
- 2Block P00-P04Fetus and newborn affected by maternal factors and by complications of pregnancy, labour and delivery
- 3Category P04Fetus and newborn affected by noxious influences transmitted via placenta or breast milk
- 4Valid code P04.5Fetus and newborn affected by maternal use of nutritional chemical substances
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does ICD-10-CA code P04.5 mean?
P04.5 is the ICD-10-CA code for “Fetus and newborn affected by maternal use of nutritional chemical substances” in CIHI’s ICD-10-CA FY 2026–2027 release.
Where is P04.5 in ICD-10-CA?
P04.5 sits under P04 Fetus and newborn affected by noxious influences transmitted via placenta or breast milk, within P00-P04 Fetus and newborn affected by maternal factors and by complications of pregnancy, labour and delivery, within Chapter 16: Certain conditions originating in the perinatal period (P00-P96).
What coding notes apply to P04.5?
ICD-10-CA lists Includes, Excludes notes for P04.5, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside P04.5
View P04P04.0Fetus and newborn affected by maternal anaesthesia and analgesia in pregnancy, labour and deliveryP04.1Fetus and newborn affected by other maternal medicationP04.2Fetus and newborn affected by maternal use of tobaccoP04.3Fetus and newborn affected by maternal use of alcoholP04.4Fetus and newborn affected by maternal use of drugs of addictionP04.6Fetus and newborn affected by maternal exposure to environmental chemical substancesP04.8Fetus and newborn affected by other maternal noxious influencesP04.9Fetus and newborn affected by maternal noxious influence, unspecified