R78.89
Billable codeFinding of other specified substances, not normally found in blood
The ICD-10 code for finding of other specified substances, not normally found in blood is R78.89.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Finding of abnormal level of lithium in blood
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- R78.81Bacteremia
- R78.89Finding of other specified substances, not normally found in blood
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 7906Approximate match
- 79099Approximate match
Associated MS-DRGs
R78.89 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.