2021 ICD-10-CM Diagnosis Code B85

Pediculosis and phthiriasis

    2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
  • B85 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2021 edition of ICD-10-CM B85 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of B85 - other international versions of ICD-10 B85 may differ.
The following code(s) above B85 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 B85:
  • A00-B99
    2021 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
Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To B85
B82.0 Intestinal helminthiasis, unspecified
B82.9 Intestinal parasitism, unspecified
B83 Other helminthiases
B83.0 Visceral larva migrans
B83.1 Gnathostomiasis
B83.2 Angiostrongyliasis due to Parastrongylus cantonensis
B83.3 Syngamiasis
B83.4 Internal hirudiniasis
B83.8 Other specified helminthiases
B83.9 Helminthiasis, unspecified
B85 Pediculosis and phthiriasis
B85.0 Pediculosis due to Pediculus humanus capitis
B85.1 Pediculosis due to Pediculus humanus corporis
B85.2 Pediculosis, unspecified
B85.3 Phthiriasis
B85.4 Mixed pediculosis and phthiriasis
B86 Scabies
B87 Myiasis
B87.0 Cutaneous myiasis
B87.1 Wound myiasis
B87.2 Ocular myiasis

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