P05.12

Billable
ChapterP00–P96
Ranksubcategory
Official Description

Newborn small for gestational age, 500-749 grams

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 16: Certain Conditions Originating in the Perinatal Period (P00-P96).
General instructions are available for the parent sections:
View CH16 NotesView P05.1 Notes

Clinical Hierarchy

CH16Certain conditions originating in the perinatal period (P00-P96)
P05-P08Disorders of newborn related to length of gestation and fetal growth (P05-P08)
P05Disorders of newborn related to slow fetal growth and fetal malnutrition
P05.1Newborn small for gestational age
P05.12Newborn small for gestational age, 500-749 grams

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to P05.12:

subcategoryP05.1
Newborn small for gestational age
View context instructions
chapterCH16
Certain conditions originating in the perinatal period (P00-P96)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to P05.12. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

1 raw paths
Small-for-dates (infant)1 unique routes
with weight of
500-749 grams→P05.12

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 791
Prematurity with Major Problems
DRG 793
Full Term Neonate with Major Problems

Cross Reference

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