DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Block · Chapter 1

B85-B89 Pediculosis, acariasis and other infestations (B85-B89)

Block B85-B89 groups 5 categories with 23 billable codes in FY2027.

Where it sits

  1. Chapter 1 Certain infectious and parasitic diseases (A00-B99)
  2. B85-B89 Pediculosis, acariasis and other infestations (B85-B89)

Neighbouring blocks

Categories
5
Billable codes
23
CC codes
0
MCC codes
0
HCC V28 codes
0
New FY2027
0

Categories in B85-B89

  • B85

    Pediculosis and phthiriasis

    Maculae ceruleae → B85.1

    • 5 billable codes
  • B86

    Scabies

    Norwegian itch → B86

    • Billable, no subdivisions
  • B87

    Myiasis

    Myiasis (cavernous) → B87.9

    • 9 billable codes
  • B88

    Other infestations

    Red bugs → B88.09

    • 7 billable codes
  • B89

    Unspecified parasitic disease

    Parasitism → B89

    • Billable, no subdivisions

Index main terms

  • Infestation → B85, B86, B87, B88, B89 (44 entries)
  • Myiasis (cavernous) → B87 (17 entries)
  • Itch, itching → B86, B88 (12 entries)
  • Dermatitis (eczematous) → B88 (8 entries)
  • Pediculosis (infestation) → B85 (8 entries)
  • Disease, diseased → B85, B88, B89 (6 entries)
  • Lice (infestation) → B85 (6 entries)
  • Mite(s) (infestation) → B88 (5 entries)
  • Infection, infected, infective (opportunistic) → B86, B88, B89 (4 entries)
  • Acariasis → B86, B88 (2 entries)
  • Arthritis, arthritic (acute) (chronic) (nonpyogenic) (subacute) → B89 (2 entries)
  • Bite(s) (animal) (human) → B88 (2 entries)
  • Cryptosporidiosis → B88 (2 entries)
  • Hydrocephalus (acquired) (external) (internal) (malignant) (recurrent) → B89 (2 entries)
  • Parasitism → B88, B89 (2 entries)

+42 more main terms; the search box finds them by word.

Block instructions

Notes that also apply

Chapter 1 instructions (Includes 1, Excludes2 5, Use additional code 1): printed on the chapter 1 page.