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ICD-10-CM · FY 2026 APRIL UPDATE

Z05

Encounter for observation and evaluation of newborn for suspected diseases and conditions ruled out

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
Z05.0Observation and evaluation of newborn for suspected cardiac condition ruled outBillable
Z05.1Observation and evaluation of newborn for suspected infectious condition ruled outBillable
Z05.2Observation and evaluation of newborn for suspected neurological condition ruled outBillable
Z05.3Observation and evaluation of newborn for suspected respiratory condition ruled outBillable
Z05.4Observation and evaluation of newborn for suspected genetic, metabolic or immunologic condition ruled outCategory
Z05.41Observation and evaluation of newborn for suspected genetic condition ruled outBillable
Z05.42Observation and evaluation of newborn for suspected metabolic condition ruled outBillable
Z05.43Observation and evaluation of newborn for suspected immunologic condition ruled outBillable
Z05.5Observation and evaluation of newborn for suspected gastrointestinal condition ruled outBillable
Z05.6Observation and evaluation of newborn for suspected genitourinary condition ruled outBillable
Z05.7Observation and evaluation of newborn for suspected skin, subcutaneous, musculoskeletal and connective tissue condition ruled outCategory
Z05.71Observation and evaluation of newborn for suspected skin and subcutaneous tissue condition ruled outBillable
Z05.72Observation and evaluation of newborn for suspected musculoskeletal condition ruled outBillable
Z05.73Observation and evaluation of newborn for suspected connective tissue condition ruled outBillable
Z05.8Observation and evaluation of newborn for other specified suspected condition ruled outCategory
Z05.81Observation and evaluation of newborn for suspected condition related to home physiologic monitoring device ruled outBillable
Z05.89Observation and evaluation of newborn for other specified suspected condition ruled outBillable
Z05.9Observation and evaluation of newborn for unspecified suspected condition ruled outBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.