Z05 — Encounter for observation and evaluation of newborn for suspected diseases and conditions ruled out
Not billable
Is Z05 billable?
No — Z05 is a non-billable header code. Z05 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 15 billable codes beneath Z05.
Billable codes under this header
- Z05.0Observation and evaluation of newborn for suspected cardiac condition ruled out
- Z05.1Observation and evaluation of newborn for suspected infectious condition ruled out
- Z05.2Observation and evaluation of newborn for suspected neurological condition ruled out
- Z05.3Observation and evaluation of newborn for suspected respiratory condition ruled out
- Z05.5Observation and evaluation of newborn for suspected gastrointestinal condition ruled out
- Z05.6Observation and evaluation of newborn for suspected genitourinary condition ruled out
- Z05.9Observation and evaluation of newborn for unspecified suspected condition ruled out
- Z05.41Observation and evaluation of newborn for suspected genetic condition ruled out
- Z05.42Observation and evaluation of newborn for suspected metabolic condition ruled out
- Z05.43Observation and evaluation of newborn for suspected immunologic condition ruled out
- Z05.71Observation and evaluation of newborn for suspected skin and subcutaneous tissue condition ruled out
- Z05.72Observation and evaluation of newborn for suspected musculoskeletal condition ruled out
- Z05.73Observation and evaluation of newborn for suspected connective tissue condition ruled out
- Z05.81Observation and evaluation of newborn for suspected condition related to home physiologic monitoring device ruled out
- Z05.89Observation and evaluation of newborn for other specified suspected condition ruled out
Z05 at a glance
| Code | Z05 |
|---|---|
| Description | Encounter for observation and evaluation of newborn for suspected diseases and conditions ruled out |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Inclusion terms
Alternative wording in documentation that is classified to Z05.
- 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.
Excludes2 — not included here — inherited from Z00-Z13
The conditions below are not part of Z05, but a patient may have both at the same time. When documentation supports it, Z05 and the excluded code may both be reported.
What codes fall under Z05? (10)
- Z05.0Observation and evaluation of newborn for suspected cardiac condition ruled out
- Z05.1Observation and evaluation of newborn for suspected infectious condition ruled out
- Z05.2Observation and evaluation of newborn for suspected neurological condition ruled out
- Z05.3Observation and evaluation of newborn for suspected respiratory condition ruled out
- Z05.4Observation and evaluation of newborn for suspected genetic, metabolic or immunologic condition ruled outnot billable
- Z05.5Observation and evaluation of newborn for suspected gastrointestinal condition ruled out
- Z05.6Observation and evaluation of newborn for suspected genitourinary condition ruled out
- Z05.7Observation and evaluation of newborn for suspected skin, subcutaneous, musculoskeletal and connective tissue condition ruled outnot billable
- Z05.8Observation and evaluation of newborn for other specified suspected condition ruled outnot billable
- Z05.9Observation and evaluation of newborn for unspecified suspected condition ruled out
How long has Z05 existed?
Z05 first appears in FY2018 (FY2017 is not available, so it may have appeared then).
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.