Z05.42
BillableObservation and evaluation of newborn for suspected metabolic condition ruled out
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
A newborn is observed and evaluated for a suspected metabolic disorder, but testing rules out any metabolic problems.
Coding Tips
- •Use this code when newborn screening tests or metabolic workup was performed but results were normal
- •Specify which metabolic conditions were evaluated (e.g., phenylketonuria, hypothyroidism)
Code Hierarchy
└Z05Encounter for observation and evaluation of newborn for suspected diseases and conditions ruled out└Z05.4Observation and evaluation of newborn for suspected genetic, metabolic or immunologic condition ruled out└Z05.42Observation and evaluation of newborn for suspected metabolic condition ruled out
└Z05.42Observation and evaluation of newborn for suspected metabolic condition ruled out