Use additional code (B95-B97) to identify infectious agent.


  • hordeolum (H00.0)
  • infective dermatitis (L30.3)
  • local infections of skin classified in Chapter 1
  • lupus panniculitis (L93.2)
  • panniculitis NOS (M79.3)
  • panniculitis of neck and back (M54.0-)
  • Perlèche NOS (K13.0)
  • Perlèche due to candidiasis (B37.0)
  • Perlèche due to riboflavin deficiency (E53.0)
  • pyogenic granuloma (L98.0)
  • relapsing panniculitis [Weber-Christian] (M35.6)
  • viral warts (B07.-)
  • zoster (B02.-)
  1. L02 Cutaneous abscess, furuncle and carbuncle

    Use additional code to identify organism (B95-B96)


    • abscess of anus and rectal regions (K61.-)
    • abscess of female genital organs (external) (N76.4)
    • abscess of male genital organs (external) (N48.2, N49.-)
    1. L02.0 Cutaneous abscess, furuncle and carbuncle of face

      1. L02.01 Cutaneous abscess of face

      2. L02.02 Furuncle of face

        Inclusion term(s):

        • Boil of face
        • Folliculitis of face
      3. L02.03 Carbuncle of face

    2. L02.1 Cutaneous abscess, furuncle and carbuncle of neck

      1. L02.11 Cutaneous abscess of neck

      2. L02.12 Furuncle of neck

        Inclusion term(s):

        • Boil of neck
        • Folliculitis of neck
      3. L02.13 Carbuncle of neck

    3. L02.2 Cutaneous abscess, furuncle and carbuncle of trunk

      1. L02.21 Cutaneous abscess of trunk

        • L02.211 Cutaneous abscess of abdominal wall
        • L02.212 Cutaneous abscess of back [any part, except buttock]
        • L02.213 Cutaneous abscess of chest wall
        • L02.214 Cutaneous abscess of groin
        • L02.215 Cutaneous abscess of perineum
        • L02.216 Cutaneous abscess of umbilicus
        • L02.219 Cutaneous abscess of trunk, unspecified
      2. L02.22 Furuncle of trunk

        Inclusion term(s):

        • Boil of trunk
        • Folliculitis of trunk
      3. L02.23 Carbuncle of trunk

        • L02.231 Carbuncle of abdominal wall
        • L02.232 Carbuncle of back [any part, except buttock]
        • L02.233 Carbuncle of chest wall
        • L02.234 Carbuncle of groin
        • L02.235 Carbuncle of perineum
        • L02.236 Carbuncle of umbilicus
        • L02.239 Carbuncle of trunk, unspecified
    4. L02.3 Cutaneous abscess, furuncle and carbuncle of buttock

      1. L02.31 Cutaneous abscess of buttock

        Inclusion term(s):

        • Cutaneous abscess of gluteal region
      2. L02.32 Furuncle of buttock

        Inclusion term(s):

        • Boil of buttock
        • Folliculitis of buttock
        • Furuncle of gluteal region
      3. L02.33 Carbuncle of buttock

        Inclusion term(s):

        • Carbuncle of gluteal region
    5. L02.4 Cutaneous abscess, furuncle and carbuncle of limb

      1. L02.41 Cutaneous abscess of limb

        • L02.411 Cutaneous abscess of right axilla
        • L02.412 Cutaneous abscess of left axilla
        • L02.413 Cutaneous abscess of right upper limb
        • L02.414 Cutaneous abscess of left upper limb
        • L02.415 Cutaneous abscess of right lower limb
        • L02.416 Cutaneous abscess of left lower limb
        • L02.419 Cutaneous abscess of limb, unspecified
      2. L02.42 Furuncle of limb

        Inclusion term(s):

        • Boil of limb
        • Folliculitis of limb
        • L02.421 Furuncle of right axilla
        • L02.422 Furuncle of left axilla
        • L02.423 Furuncle of right upper limb
        • L02.424 Furuncle of left upper limb
        • L02.425 Furuncle of right lower limb
        • L02.426 Furuncle of left lower limb
        • L02.429 Furuncle of limb, unspecified
      3. L02.43 Carbuncle of limb

        • L02.431 Carbuncle of right axilla
        • L02.432 Carbuncle of left axilla
        • L02.433 Carbuncle of right upper limb
        • L02.434 Carbuncle of left upper limb
        • L02.435 Carbuncle of right lower limb
        • L02.436 Carbuncle of left lower limb
        • L02.439 Carbuncle of limb, unspecified
    6. L02.5 Cutaneous abscess, furuncle and carbuncle of hand

      1. L02.51 Cutaneous abscess of hand

        • L02.511 Cutaneous abscess of right hand
        • L02.512 Cutaneous abscess of left hand
        • L02.519 Cutaneous abscess of unspecified hand
      2. L02.52 Furuncle hand

        Inclusion term(s):

        • Boil of hand
        • Folliculitis of hand
      3. L02.53 Carbuncle of hand

    7. L02.6 Cutaneous abscess, furuncle and carbuncle of foot

      1. L02.61 Cutaneous abscess of foot

        • L02.611 Cutaneous abscess of right foot
        • L02.612 Cutaneous abscess of left foot
        • L02.619 Cutaneous abscess of unspecified foot
      2. L02.62 Furuncle of foot

        Inclusion term(s):

        • Boil of foot
        • Folliculitis of foot
      3. L02.63 Carbuncle of foot

    8. L02.8 Cutaneous abscess, furuncle and carbuncle of other sites

      1. L02.81 Cutaneous abscess of other sites

        • L02.811 Cutaneous abscess of head [any part, except face]
        • L02.818 Cutaneous abscess of other sites
      2. L02.82 Furuncle of other sites

        Inclusion term(s):

        • Boil of other sites
        • Folliculitis of other sites
        • L02.821 Furuncle of head [any part, except face]
        • L02.828 Furuncle of other sites
      3. L02.83 Carbuncle of other sites

        • L02.831 Carbuncle of head [any part, except face]
        • L02.838 Carbuncle of other sites
    9. L02.9 Cutaneous abscess, furuncle and carbuncle, unspecified

      1. L02.91 Cutaneous abscess, unspecified

      2. L02.92 Furuncle, unspecified

        Inclusion term(s):

        • Boil NOS
        • Furunculosis NOS
      3. L02.93 Carbuncle, unspecified

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.