ICD-10-CM Code R74.9

Abnormal serum enzyme level, unspecified

Version 2020 Billable Code No Valid Principal Dx

Valid for Submission

R74.9 is a billable code used to specify a medical diagnosis of abnormal serum enzyme level, unspecified. The code is valid for the year 2020 for the submission of HIPAA-covered transactions. The ICD-10-CM code R74.9 might also be used to specify conditions or terms like high enzyme level in serum.

According to ICD-10-CM guidelines this code should not to be used as a principal diagnosis code when a related definitive diagnosis has been established.

ICD-10:R74.9
Short Description:Abnormal serum enzyme level, unspecified
Long Description:Abnormal serum enzyme level, unspecified

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code R74.9 are found in the index:


Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

  • High enzyme level in serum

Diagnostic Related Groups

The ICD-10 code R74.9 is grouped in the following groups for version MS-DRG V37.0 What are Diagnostic Related Groups?
The Diagnostic Related Groups (DRGs) are a patient classification scheme which provides a means of relating the type of patients a hospital treats. The DRGs divides all possible principal diagnoses into mutually exclusive principal diagnosis areas referred to as Major Diagnostic Categories (MDC).
applicable from 10/01/2019 through 09/30/2020.

  • 947 - SIGNS AND SYMPTOMS WITH MCC
  • 948 - SIGNS AND SYMPTOMS WITHOUT MCC

Convert R74.9 to ICD-9

  • 790.5 - Abn serum enzy level NEC (Approximate Flag)

Code Classification

  • Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00–R99)
    • Abnormal findings on examination of blood, without diagnosis (R70-R79)
      • Abnormal serum enzyme levels (R74)

Code History

  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016
    (First year ICD-10-CM implemented into the HIPAA code set)
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020