P74.42
⚠ Non-billable
Disturbances of chlorine balance of newborn
ICD-10-CM · FY2026 · Certain Conditions Originating in the Perinatal Period
Code
P74.42
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Certain Conditions Originating in the Perinatal Period
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code P74.42?
ICD-10-CM code P74.42 represents Disturbances of chlorine balance of newborn. It is a non-billable header code requiring a more specific subcategory in the Certain Conditions Originating in the Perinatal Period chapter, effective October 1, 2025 – September 30, 2026.
Is P74.42 billable?
No. P74.42 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is P74.42 in?
P74.42 belongs to the Certain Conditions Originating in the Perinatal Period chapter (P00–P96) of ICD-10-CM.
Related codes in the P74 category
P74
Other transitory neonatal electrolyte and metabolic disturbances
Non-billable
P74.0
Late metabolic acidosis of newborn
Billable
P74.1
Dehydration of newborn
Billable
P74.2
Disturbances of sodium balance of newborn
Non-billable
P74.3
Disturbances of potassium balance of newborn
Non-billable
P74.4
Other transitory electrolyte disturbances of newborn
Non-billable
P74.5
Transitory tyrosinemia of newborn
Billable
P74.6
Transitory hyperammonemia of newborn
Billable
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