B27.9 - Infectious mononucleosis, unspecified

  • Applicable to Infectious mononucleosis, unspecified
  • The 2025 edition of ICD10-CM B27.9 became effective on October 1, 2024.
  • This is the American ICD10-CM version of B27.9 - other international versions of ICD10 B27.9 may differ.
  • B27.9 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • B27.9 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.
  • B27.9 - Infectious mononucleosis, unspecified
    • B27.9 - Infectious mononucleosis, unspecified
    • B27.90 - Infectious mononucleosis, unspecified without complication
    • B27.91 - Infectious mononucleosis, unspecified with polyneuropathy
    • B27.92 - Infectious mononucleosis, unspecified with meningitis
    • B27.99 - Infectious mononucleosis, unspecified with other complication

The following codes above B27.9 contain annotation back-references that may be applicable to B27.9:

Chapter: A00-B99 Certain infectious and parasitic diseases

Section: B25-B34 Other viral diseases

Category: B27 Infectious mononucleosis

infectious icd 10
 
Non-Billable/Non-Specific Code

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