P71.8 ICD-10-CA code: Other transitory neonatal disorders of calcium and magnesium metabolism
P71.8 is the ICD-10-CA code for “Other transitory neonatal disorders of calcium and magnesium metabolism” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.
Official description
P71.8Other transitory neonatal disorders of calcium and magnesium metabolism
Short description: Oth trns neonat dis calcium magns metab
ICD-10-CA · Canada · Also written P718
Index terms
Entries in CIHI’s alphabetical index that lead to P71.8. Searching the index by the condition the note names is how coders reach this code.
- Hypermagnesemia, neonatal
- Condition, conditions (arising in the perinatal period), hypermagnesemia, neonatal
- Disturbance, metabolism, neonatal, transitory, calcium and magnesium, specified type NEC
- Condition, conditions (arising in the perinatal period), disturbance, metabolism, neonatal, transitory, calcium and magnesium, specified type NEC
Notes for P71.8
As CIHI prints them, with any note P71.8 takes from the headings above it.
Includes
- Transitory endocrine and metabolic disturbances caused by the infant's response to maternal endocrine and metabolic factors, or its adjustment to extrauterine existenceFrom P70-P74 Transitory endocrine and metabolic disorders specific to fetus and newborn
- 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, 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 P71.8 sits
- 1ChapterChapter 16: Certain conditions originating in the perinatal period (P00-P96)
- 2Block P70-P74Transitory endocrine and metabolic disorders specific to fetus and newborn
- 3Category P71Transitory neonatal disorders of calcium and magnesium metabolism
- 4Valid code P71.8Other transitory neonatal disorders of calcium and magnesium metabolism
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 P71.8 mean?
P71.8 is the ICD-10-CA code for “Other transitory neonatal disorders of calcium and magnesium metabolism” in CIHI’s ICD-10-CA FY 2026–2027 release.
Where is P71.8 in ICD-10-CA?
P71.8 sits under P71 Transitory neonatal disorders of calcium and magnesium metabolism, within P70-P74 Transitory endocrine and metabolic disorders specific to fetus and newborn, within Chapter 16: Certain conditions originating in the perinatal period (P00-P96).
What coding notes apply to P71.8?
ICD-10-CA lists Includes, Excludes notes for P71.8, 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.