P07.01 Extremely low birth weight newborn, less than 500 grams

Billable ICD-10-CM code, FY2026.

Applies from P07 Disorders of newborn related to short gestation and low birth weight, not elsewhere classified

Includes

• the listed conditions, without further specification, as the cause of morbidity or additional care, in newborn

Notes

• When both birth weight and gestational age of the newborn are available, both should be coded with birth weight sequenced before gestational age

Applies from P07.0 Extremely low birth weight newborn

Applicable to

• Newborn birth weight 999 g. or less

Excludes1 (never code together)

• low birth weight due to slow fetal growth and fetal malnutrition (P05.-)

MS-DRG index

Defines the logic of DRG(s) 790 in MDC 15.

Approximate ICD-9-CM (GEMs)

• 765.01 Extreme immaturity, less than 500 grams (approximate)
• 765.11 Other preterm infants, less than 500 grams (approximate)

Diagnosis Index entries for P07.01

• Low › birthweight (2499 grams or less) › extreme (999 grams or less) › with weight of › 499 grams or less

Nearby codes

• P07 Disorders of newborn related to short gestation and low birth weight, not elsewhere classified
• P07.0 Extremely low birth weight newborn
• P07.00 Extremely low birth weight newborn, unspecified weight
• P07.01 Extremely low birth weight newborn, less than 500 grams (this code)
• P07.02 Extremely low birth weight newborn, 500-749 grams
• P07.03 Extremely low birth weight newborn, 750-999 grams
• P07.1 Other low birth weight newborn
• P07.10 Other low birth weight newborn, unspecified weight
• P07.14 Other low birth weight newborn, 1000-1249 grams