2017/18 ICD-10-CM Diagnosis Code B02.21

Postherpetic geniculate ganglionitis

The following code(s) above B02.21 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to B02.21:
  • A00-B99
    2018 ICD-10-CM Range A00-B99

    Certain infectious and parasitic diseases

    Includes
    • diseases generally recognized as communicable or transmissible
    Type 1 Excludes
    • certain localized infections - see body system-related chapters
    Type 2 Excludes
    • carrier or suspected carrier of infectious disease (Z22.-)
    • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
    • infectious and parasitic diseases specific to the perinatal period (P35-P39)
    • influenza and other acute respiratory infections (J00-J22)
    Use Additional
    • code to identify resistance to antimicrobial drugs (Z16.-)
    Certain infectious and parasitic diseases
  • B02
    ICD-10-CM Diagnosis Code B02

    Zoster [herpes zoster]

      2016 2017 2018 Non-Billable/Non-Specific Code
    Includes
    • shingles
    • zona
    Zoster [herpes zoster]
Approximate Synonyms Clinical Information ICD-10-CM B02.21 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert B02.21 to ICD-9-CM

Code History
Code annotations containing back-references to B02.21:

Diagnosis Index entries containing back-references to B02.21:

ICD-10-CM Codes Adjacent To B02.21
B01.12 Varicella myelitis
B01.2 Varicella pneumonia
B01.8 Varicella with other complications
B01.81 Varicella keratitis
B01.89 Other varicella complications
B01.9 Varicella without complication
B02 Zoster [herpes zoster]
B02.0 Zoster encephalitis
B02.1 Zoster meningitis
B02.2 Zoster with other nervous system involvement
B02.21 Postherpetic geniculate ganglionitis
B02.22 Postherpetic trigeminal neuralgia
B02.23 Postherpetic polyneuropathy
B02.24 Postherpetic myelitis
B02.29 Other postherpetic nervous system involvement
B02.3 Zoster ocular disease
B02.30 …… unspecified
B02.31 Zoster conjunctivitis
B02.32 Zoster iridocyclitis
B02.33 Zoster keratitis
B02.34 Zoster scleritis

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.