Other low birth weight newborn, unspecified weight

This code signifies a newborn delivered with a low birth weight that is not precisely documented or specified. It indicates that the infant's weight at birth was below the standard threshold for full-term infants, but the exact weight in grams is unknown or not recorded. This condition is often associated with prematurity or intrauterine growth restriction.

Use this code when documentation clearly states "low birth weight" but does not provide a specific weight in grams, or when the weight is recorded but falls into a category not covered by more specific low birth weight codes (e.g., extremely low, very low). This code is appropriate when the physician's notes indicate a low birth weight without further quantification.

• Avoid using this code if a specific birth weight in grams is documented; instead, choose a more precise code from the P07.1- series.
• Always sequence this code as a secondary diagnosis, following the code for the newborn's birth status (e.g., Z38.00).
• Query the provider for a specific birth weight if only "low birth weight" is documented to allow for more accurate coding.