ICD-10 Code
International Classification of Diseases, 10th Revision
Feb 21, 2019

See: Infectious mononucleosis

B27.0 is NOT a complete or valid ICD 10 diagnosis code.

You should code each health care encounter to the level of certainty known for that encounter. When sufficient clinical information is not known or available to assign a more specific code, it is acceptable to report the appropriate unspecified code.

See below for more specifc codes relating to
Gammaherpesviral mononucleosis
Inclusion Term
  • Mononucleosis due to Epstein-Barr virus

More specific codes for 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
See also ICD 10 code for
See the ICD-10-CM Coding Guidelines.

Questions related to B27.0 Gammaherpesviral mononucleosis

When ICD 10 was implemented on October 1, 2015, it did not affect physicians', outpatient facilities', and hospital outpatient departments' use of CPT codes on Medicare Fee-For-Service claims. Providers should continue to use CPT codes to report these services.