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P05.1

P05.1: Newborn small for gestational age

Non-billable headerICD-10-CM

P05.1 is a non-billable header ICD-10-CM code for newborn small for gestational age. It cannot be billed on its own: choose one of the more specific child codes below.

Inclusion terms

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

  • Newborn small-and-light-for-dates
  • Newborn small-for-dates
  • Weight and length below 10th percentile for gestational age

Other codes that can never be billed with P05.1

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • P05.2Newborn affected by fetal (intrauterine) malnutrition not light or small for gestational age
  • P07.0Extremely low birth weight newborn
  • P07.1Other low birth weight newborn

Risk adjustment

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

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead P05.1

10 child codes. Green means billable.

Other codes under P05

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.