Alphabetic Index FY2027

P84

Other problems with newborn

FY2027Chapter 16: Certain conditions originating in the perinatal period/P84 Other problems with newborn

BillableComplete code, valid to report
Care settingsHome Health Primary · MMTA - Other

P84 is a billable ICD-10-CM diagnosis code for other problems with newborn. It is part of the FY2027 code set, effective October 1, 2026. The Alphabetic Index lists it under 19 entries. Its coding notes include 3 Excludes1 entries and 5 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.

Guidelines I.C.16.a.1Perinatal codes and the maternal recordRead the official text

Excludes1

Not coded here. The listed conditions generally should not be reported together.

This code
  • intracranial hemorrhage due to anoxia or hypoxia (P52.-)
  • hypoxic ischemic encephalopathy [HIE] (P91.6-)
  • late metabolic acidosis of newborn (P74.0)

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

Also from chapter/block level (5 notes)
Inherited from Chapter 16 Certain conditions originating in the perinatal period
  • 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)

Care settings

How CMS programs treat this code. These are CMS claim edits and list entries, not coverage or eligibility rules.

Home Health Primary

Accepted as the primary (principal) diagnosis on a home health claim. The Home Health Grouper assigns it to the MMTA - Other clinical group.

Source: CMS Home Health Grouper Software v07.2.26, effective October 1, 2026

Includes

Further defines or gives examples of the content of the category.

Also from chapter/block level (1 note)
Inherited from Chapter 16 Certain conditions originating in the perinatal period
  • 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.

This code
  • Acidemia of newborn
  • Acidosis of newborn
  • Anoxia of newborn NOS
  • Asphyxia of newborn NOS
  • Hypercapnia of newborn
  • Hypoxemia of newborn
  • Hypoxia of newborn NOS
  • Mixed metabolic and respiratory acidosis of newborn

Notes

Also from chapter/block level (1 note)
Inherited from Chapter 16 Certain conditions originating in the perinatal period
  • 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. 19 entries

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