Z05
Encounter for observation and evaluation of newborn for suspected diseases and conditions ruled out
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 1 never code together
Instructional notes 5
Z05code
Inclusion terms
- This category is to be used for newborns, within the neonatal period (the first 28 days of life), who are suspected of having an abnormal condition, but without signs or symptoms, and which, after examination and observation, is ruled out.
Z00-Z13block
Notes
- Nonspecific abnormal findings disclosed at the time of these examinations are classified to categories R70-R94.R70-R94
Z00-Z99chapter
Notes
- Z codes represent reasons for encounters. A corresponding procedure code must accompany a Z code if a procedure is performed. Categories Z00-Z99 are provided for occasions when circumstances other than a disease, injury or external cause classifiable to categories A00-Y89 are recorded as 'diagnoses' or 'problems'. This can arise in two main ways:Z00-Z99A00-Y89
- (a) When a person who may or may not be sick encounters the health services for some specific purpose, such as to receive limited care or service for a current condition, to donate an organ or tissue, to receive prophylactic vaccination (immunization), or to discuss a problem which is in itself not a disease or injury.
- (b) When some circumstance or problem is present which influences the person's health status but is not in itself a current illness or injury.
Index entries leading here filed at null
No alphabetic index entry points at this code.
Subordinate codes 10
Z05.0 Obs & eval of NB for suspected cardiac condition ruled out Z05.1 Obs & eval of NB for suspected infect condition ruled out Z05.2 Obs & eval of NB for suspected neuro condition ruled out Z05.3 Obs & eval of NB for suspected resp condition ruled out Z05.4 Obs & eval of NB for suspected genetic, metab,immun cond R/O Z05.5 Obs & eval of NB for suspected GI condition ruled out Z05.6 Obs & eval of NB for suspected GU condition ruled out Z05.7 Obs & eval NB for susp skin, subcu, ms & conn tiss cond R/O Z05.8 Obs & eval of NB for oth suspected condition ruled out Z05.9 Obs & eval of NB for unsp suspected condition ruled out
Additional references
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Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.