MCMedicalCodingSoftware
P28.40

P28.40: Unspecified apnea of newborn

Billable / specific codeICD-10-CM

P28.40 is a billable, specific ICD-10-CM code for unspecified apnea of newborn. It is valid for submission on a claim.

Check P28.40 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Apnea of newborn, NOS
  • Transient oxygen desaturation spells of newborn

Excludes2 inherited from the categories above P28.40

Not part of this code, but both may be coded when both are present.

Written on P28.4: Other apnea of newborn

  • primary sleep apnea of newborn (P28.3-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

P28.40 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56781Billing and Coding: Transthoracic Echocardiography (TTE)

Alphabetic index entries that lead here

  • Spells, transient oxygen desaturation of newborn
  • Apnea, apneic›newborn
  • Newborn›apnea

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under P28.4

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.