2020 ICD-10-CM Diagnosis Code B85.2

Pediculosis, unspecified

    2016 2017 2018 2019 2020 Billable/Specific Code
  • B85.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM B85.2 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of B85.2 - other international versions of ICD-10 B85.2 may differ.
The following code(s) above B85.2 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 B85.2:
  • A00-B99
    2020 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
Approximate Synonyms
  • Infestation by pediculus
  • Lice
Clinical Information
  • Parasitic attack or subsistence on the skin by members of the order phthiraptera, especially on humans by pediculus humanus of the family pediculidae. The hair of the head, eyelashes, and pubis is a frequent site of infestation. (from Dorland, 28th ed; stedman, 26th ed)
ICD-10-CM B85.2 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 606 Minor skin disorders with mcc
  • 607 Minor skin disorders without mcc

Convert B85.2 to ICD-9-CM

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

Diagnosis Index entries containing back-references to B85.2:
  • Infestation B88.9
    ICD-10-CM Diagnosis Code B88.9

    Infestation, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Infestation (skin) NOS
    • Infestation by mites NOS
    • Skin parasites NOS
  • Lice (infestation) B85.2
  • Pediculosis (infestation) B85.2

ICD-10-CM Codes Adjacent To B85.2
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
B87.3 Nasopharyngeal myiasis
B87.4 Aural myiasis
B87.8 Myiasis of other sites

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