All ICD10 Codes

B27.10

Billable
ChapterA00–B99
Ranksubcategory
Official Description

Cytomegaloviral mononucleosis without complications

Metadata & Insights
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 1: Certain Infectious and Parasitic Diseases (A00-B99).
General instructions are available for the parent sections:
View CH1 NotesView B27 Notes

Clinical Hierarchy

BillableHas subcodes
CH1Certain infectious and parasitic diseases (A00-B99)
B25-B34Other viral diseases (B25-B34)
B27Infectious mononucleosis
B27.1Cytomegaloviral mononucleosis
B27.10Cytomegaloviral mononucleosis without complicationsBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to B27.10:

categoryB27
Infectious mononucleosis
View context instructions
chapterCH1
Certain infectious and parasitic diseases (A00-B99)
View context instructions

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 865
Viral Illness with MCC
DRG 866
Viral Illness without MCC

Cross Reference

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