Complete ICD-10-CM coding and documentation guide for icd-10 coding for laboratory work includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Laboratory Work
Use ICD-10 code R79.9 for abnormal finding of blood chemistry, unspecified, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Encounter for general adult medical examination without abnormal findings
Use for routine exams when lab work is part of preventive care.
The ICD-10 code for unspecified abnormal lab results is R79.9. It is used when lab results are abnormal but do not have a specific diagnosis.
Routine lab work can be coded using Z00.00 for general medical exams without abnormal findings, alongside specific test codes.