ICD-10 Code
International Classification of Diseases, 10th Revision
Mar 22, 2019

See: Infectious mononucleosis, unspecified

  ICD-10 Code for Infectious mononucleosis, unspecified with other complication B27.99

B27.99 is a valid1 ICD 10 diagnosis code.

B27.99 is valid for submission for HIPAA-covered transactions.

Chapter 1 Certain infectious and parasitic diseases (A00-B99)
Section B25-B34 Other viral diseases (B25-B34)
Category B27 Infectious mononucleosis

• See below for any additional coding requirements that may be necessary.

• Check for any notations, inclusions and/or exclusions that are specific to this ICD 10 code before using

1 No additional coding requirements necessary.
Inclusion Term
  • Hepatomegaly in unspecified infectious mononucleosis
See also ICD 10 code for

Related Terms to “Infectious mononucleosis, unspecified with other complication”

See the ICD-10-CM Coding Guidelines.

Questions related to B27.99 Infectious mononucleosis, unspecified with other complication

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.