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Diagnosis Code

B27.90 INFECTIOUS MONONUCLEOSIS, UNSPECIFIED WITHOUT COMPLICATION


Code Information

Diagnosis Code: B27.90

Short Description: Infectious mononucleosis, unspecified without complication

Long Description: Infectious mononucleosis, unspecified without complication

The code B27.90 is VALID for claim submission

Code Classification:

  • Certain infectious and parasitic diseases (A00–B99)
    • Other viral diseases (B25-B34)
      • Infectious mononucleosis (B27)
        • B27.90 Infectious mononucleosis, unspecified without complication

Code Version: 2022 ICD-10-CM


Synonyms

  • Epstein-Barr virus infectious mononucleosis
  • Heterophil-negative mononucleosis syndrome
  • Heterophil-positive mononucleosis syndrome
  • Infection by human herpesvirus 6
  • Infection caused by Roseolovirus
  • Infectious mononucleosis
  • Infectious mononucleosis caused by human herpesvirus 6
  • Infectious mononucleosis detected

Diagnostic Related Group(s)

The code B27.90 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)
  • Viral Illness With Mcc (865)
  • Viral Illness Without Mcc (866)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
B27.90 Right Arrow 075 Infectious mononucleosis

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
B27 Infectious mononucleosis
B27.0 Gammaherpesviral mononucleosis
B27.00 Gammaherpesviral mononucleosis without complication
B27.01 Gammaherpesviral mononucleosis with polyneuropathy
B27.02 Gammaherpesviral mononucleosis with meningitis
B27.09 Gammaherpesviral mononucleosis with other complications
B27.1 Cytomegaloviral mononucleosis
B27.10 Cytomegaloviral mononucleosis without complications
B27.11 Cytomegaloviral mononucleosis with polyneuropathy
B27.12 Cytomegaloviral mononucleosis with meningitis
B27.19 Cytomegaloviral mononucleosis with other complication
B27.8 Other infectious mononucleosis
B27.80 Other infectious mononucleosis without complication
B27.81 Other infectious mononucleosis with polyneuropathy
B27.82 Other infectious mononucleosis with meningitis
B27.89 Other infectious mononucleosis with other complication
B27.9 Infectious mononucleosis, unspecified
B27.91 Infectious mononucleosis, unspecified with polyneuropathy
B27.92 Infectious mononucleosis, unspecified with meningitis
B27.99 Infectious mononucleosis, unspecified with other complication

This page was last updated on: 10/1/2023

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