R74 ICD-10-CM Code: Abnormal serum enzyme levels
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
R74Abnormal serum enzyme levels
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where R74 sits
- 1
Chapter 18
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
- 2
Section
Abnormal findings on examination of blood, without diagnosis (R70-R79)
- 3
Category R74
Abnormal serum enzyme levels
- 4
Code R74
Abnormal serum enzyme levels
More specific choices
Codes under R74
R74 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for R74.
Code first
No “code first” instruction is listed for R74.
Use additional code
No “use additional code” instruction is listed for R74.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for R74.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for R74.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code R74 mean?
R74 is the FY 2027 U.S. ICD-10-CM code for “Abnormal serum enzyme levels.”
Is R74 a billable or specific ICD-10-CM code?
No. R74 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is R74 located in ICD-10-CM?
R74 is listed in Chapter 18, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99), within Abnormal findings on examination of blood, without diagnosis (R70-R79) (R70–R79), under category R74, Abnormal serum enzyme levels.
What coding notes are listed for R74?
No inclusion terms are listed for R74 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.
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