P05.0 Newborn light for gestational age

Not billable (header)Chapter 16

Report one of the more specific codes below.

Check coverage with this diagnosis

Codes under this one

P05.00 Newborn light for gestational age, unspecified weight
P05.01 Newborn light for gestational age, less than 500 grams
P05.02 Newborn light for gestational age, 500-749 grams
P05.03 Newborn light for gestational age, 750-999 grams
P05.04 Newborn light for gestational age, 1000-1249 grams
P05.05 Newborn light for gestational age, 1250-1499 grams
P05.06 Newborn light for gestational age, 1500-1749 grams
P05.07 Newborn light for gestational age, 1750-1999 grams
P05.08 Newborn light for gestational age, 2000-2499 grams
P05.09 Newborn light for gestational age, 2500 grams and over

Instructional notes

Chapter 16

Excludes2Not included here: the patient may have both; report both when both are present.

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)

Includes

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

Notes

Codes from this chapter are for use on newborn records only, never on maternal records

This code

Inclusion terms

Newborn light-for-dates
Weight below but length above 10th percentile for gestational age

Chapter 16: Certain conditions originating in the perinatal period · P05-P08 Disorders of newborn related to length of gestation and fetal growth (P05-P08)

Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.

Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.