ICD-10-CM Section · L00-L08
Infections of the skin and subcutaneous tissue
210 codes in this section
210
Total Codes
158
Billable
52
Header (Non-Billable)
7
Top-Level Codes
About Section L00-L08
Section L00-L08 (L00-L08) covers infections of the skin and subcutaneous tissue. It sits within the Diseases of the skin and subcutaneous tissue chapter (L00-L99). This section contains 210 ICD-10-CM codes, 158 billable diagnoses you can submit on a claim, and 52 non-billable header codes used to organize the hierarchy.
Codes are organized below by 3-character root. Click the root to see all subcodes underneath it, or click any individual code for full coverage data, payer policies, and linked CPT procedures.
Codes in L00-L08
Grouped by 3-character root code. Click any code for full detail.
L00
Staphylococcal scalded skin syndrome
0 subcodes
L01
Impetigo
7 subcodes
| L01.0 | Impetigo | Header |
| L01.00 | Impetigo, unspecified | Billable |
| L01.01 | Non-bullous impetigo | Billable |
| L01.02 | Bockhart's impetigo | Billable |
| L01.03 | Bullous impetigo | Billable |
| L01.09 | Other impetigo | Billable |
| L01.1 | Impetiginization of other dermatoses | Billable |
L02
Cutaneous abscess, furuncle and carbuncle
104 subcodes
| L02.0 | Cutaneous abscess, furuncle and carbuncle of face | Header |
| L02.01 | Cutaneous abscess of face | Billable |
| L02.02 | Furuncle of face | Billable |
| L02.03 | Carbuncle of face | Billable |
| L02.1 | Cutaneous abscess, furuncle and carbuncle of neck | Header |
| L02.11 | Cutaneous abscess of neck | Billable |
| L02.12 | Furuncle of neck | Billable |
| L02.13 | Carbuncle of neck | Billable |
| L02.2 | Cutaneous abscess, furuncle and carbuncle of trunk | Header |
| L02.21 | Cutaneous abscess of trunk | Header |
| L02.211 | Cutaneous abscess of abdominal wall | Billable |
| L02.212 | Cutaneous abscess of back [any part, except buttock and flank] | Billable |
| L02.213 | Cutaneous abscess of chest wall | Billable |
| L02.214 | Cutaneous abscess of groin | Billable |
| L02.215 | Cutaneous abscess of perineum | Billable |
| L02.216 | Cutaneous abscess of umbilicus | Billable |
| L02.217 | Cutaneous abscess of flank | Billable |
| L02.219 | Cutaneous abscess of trunk, unspecified | Billable |
| L02.22 | Furuncle of trunk | Header |
| L02.221 | Furuncle of abdominal wall | Billable |
| L02.222 | Furuncle of back [any part, except buttock and flank] | Billable |
| L02.223 | Furuncle of chest wall | Billable |
| L02.224 | Furuncle of groin | Billable |
| L02.225 | Furuncle of perineum | Billable |
| L02.226 | Furuncle of umbilicus | Billable |
| L02.227 | Furuncle of flank | Billable |
| L02.229 | Furuncle of trunk, unspecified | Billable |
| L02.23 | Carbuncle of trunk | Header |
| L02.231 | Carbuncle of abdominal wall | Billable |
| L02.232 | Carbuncle of back [any part, except buttock] | Billable |
| L02.233 | Carbuncle of chest wall | Billable |
| L02.234 | Carbuncle of groin | Billable |
| L02.235 | Carbuncle of perineum | Billable |
| L02.236 | Carbuncle of umbilicus | Billable |
| L02.239 | Carbuncle of trunk, unspecified | Billable |
| L02.3 | Cutaneous abscess, furuncle and carbuncle of buttock | Header |
| L02.31 | Cutaneous abscess of buttock | Billable |
| L02.32 | Furuncle of buttock | Billable |
| L02.33 | Carbuncle of buttock | Billable |
| L02.4 | Cutaneous abscess, furuncle and carbuncle of limb | Header |
| L02.41 | Cutaneous abscess of limb | Header |
| L02.411 | Cutaneous abscess of right axilla | Billable |
| L02.412 | Cutaneous abscess of left axilla | Billable |
| L02.413 | Cutaneous abscess of right upper limb | Billable |
| L02.414 | Cutaneous abscess of left upper limb | Billable |
| L02.415 | Cutaneous abscess of right lower limb | Billable |
| L02.416 | Cutaneous abscess of left lower limb | Billable |
| L02.419 | Cutaneous abscess of limb, unspecified | Billable |
| L02.42 | Furuncle of limb | Header |
| L02.421 | Furuncle of right axilla | Billable |
| L02.422 | Furuncle of left axilla | Billable |
| L02.423 | Furuncle of right upper limb | Billable |
| L02.424 | Furuncle of left upper limb | Billable |
| L02.425 | Furuncle of right lower limb | Billable |
| L02.426 | Furuncle of left lower limb | Billable |
| L02.429 | Furuncle of limb, unspecified | Billable |
| L02.43 | Carbuncle of limb | Header |
| L02.431 | Carbuncle of right axilla | Billable |
| L02.432 | Carbuncle of left axilla | Billable |
| L02.433 | Carbuncle of right upper limb | Billable |
| L02.434 | Carbuncle of left upper limb | Billable |
| L02.435 | Carbuncle of right lower limb | Billable |
| L02.436 | Carbuncle of left lower limb | Billable |
| L02.439 | Carbuncle of limb, unspecified | Billable |
| L02.5 | Cutaneous abscess, furuncle and carbuncle of hand | Header |
| L02.51 | Cutaneous abscess of hand | Header |
| L02.511 | Cutaneous abscess of right hand | Billable |
| L02.512 | Cutaneous abscess of left hand | Billable |
| L02.519 | Cutaneous abscess of unspecified hand | Billable |
| L02.52 | Furuncle hand | Header |
| L02.521 | Furuncle right hand | Billable |
| L02.522 | Furuncle left hand | Billable |
| L02.529 | Furuncle unspecified hand | Billable |
| L02.53 | Carbuncle of hand | Header |
| L02.531 | Carbuncle of right hand | Billable |
| L02.532 | Carbuncle of left hand | Billable |
| L02.539 | Carbuncle of unspecified hand | Billable |
| L02.6 | Cutaneous abscess, furuncle and carbuncle of foot | Header |
| L02.61 | Cutaneous abscess of foot | Header |
| L02.611 | Cutaneous abscess of right foot | Billable |
| L02.612 | Cutaneous abscess of left foot | Billable |
| L02.619 | Cutaneous abscess of unspecified foot | Billable |
| L02.62 | Furuncle of foot | Header |
| L02.621 | Furuncle of right foot | Billable |
| L02.622 | Furuncle of left foot | Billable |
| L02.629 | Furuncle of unspecified foot | Billable |
| L02.63 | Carbuncle of foot | Header |
| L02.631 | Carbuncle of right foot | Billable |
| L02.632 | Carbuncle of left foot | Billable |
| L02.639 | Carbuncle of unspecified foot | Billable |
| L02.8 | Cutaneous abscess, furuncle and carbuncle of other sites | Header |
| L02.81 | Cutaneous abscess of other sites | Header |
| L02.811 | Cutaneous abscess of head [any part, except face] | Billable |
| L02.818 | Cutaneous abscess of other sites | Billable |
| L02.82 | Furuncle of other sites | Header |
| L02.821 | Furuncle of head [any part, except face] | Billable |
| L02.828 | Furuncle of other sites | Billable |
| L02.83 | Carbuncle of other sites | Header |
| L02.831 | Carbuncle of head [any part, except face] | Billable |
| L02.838 | Carbuncle of other sites | Billable |
| L02.9 | Cutaneous abscess, furuncle and carbuncle, unspecified | Header |
| L02.91 | Cutaneous abscess, unspecified | Billable |
| L02.92 | Furuncle, unspecified | Billable |
| L02.93 | Carbuncle, unspecified | Billable |
L03
Cellulitis and acute lymphangitis
73 subcodes
| L03.0 | Cellulitis and acute lymphangitis of finger and toe | Header |
| L03.01 | Cellulitis of finger | Header |
| L03.011 | Cellulitis of right finger | Billable |
| L03.012 | Cellulitis of left finger | Billable |
| L03.019 | Cellulitis of unspecified finger | Billable |
| L03.02 | Acute lymphangitis of finger | Header |
| L03.021 | Acute lymphangitis of right finger | Billable |
| L03.022 | Acute lymphangitis of left finger | Billable |
| L03.029 | Acute lymphangitis of unspecified finger | Billable |
| L03.03 | Cellulitis of toe | Header |
| L03.031 | Cellulitis of right toe | Billable |
| L03.032 | Cellulitis of left toe | Billable |
| L03.039 | Cellulitis of unspecified toe | Billable |
| L03.04 | Acute lymphangitis of toe | Header |
| L03.041 | Acute lymphangitis of right toe | Billable |
| L03.042 | Acute lymphangitis of left toe | Billable |
| L03.049 | Acute lymphangitis of unspecified toe | Billable |
| L03.1 | Cellulitis and acute lymphangitis of other parts of limb | Header |
| L03.11 | Cellulitis of other parts of limb | Header |
| L03.111 | Cellulitis of right axilla | Billable |
| L03.112 | Cellulitis of left axilla | Billable |
| L03.113 | Cellulitis of right upper limb | Billable |
| L03.114 | Cellulitis of left upper limb | Billable |
| L03.115 | Cellulitis of right lower limb | Billable |
| L03.116 | Cellulitis of left lower limb | Billable |
| L03.119 | Cellulitis of unspecified part of limb | Billable |
| L03.12 | Acute lymphangitis of other parts of limb | Header |
| L03.121 | Acute lymphangitis of right axilla | Billable |
| L03.122 | Acute lymphangitis of left axilla | Billable |
| L03.123 | Acute lymphangitis of right upper limb | Billable |
| L03.124 | Acute lymphangitis of left upper limb | Billable |
| L03.125 | Acute lymphangitis of right lower limb | Billable |
| L03.126 | Acute lymphangitis of left lower limb | Billable |
| L03.129 | Acute lymphangitis of unspecified part of limb | Billable |
| L03.2 | Cellulitis and acute lymphangitis of face and neck | Header |
| L03.21 | Cellulitis and acute lymphangitis of face | Header |
| L03.211 | Cellulitis of face | Billable |
| L03.212 | Acute lymphangitis of face | Billable |
| L03.213 | Periorbital cellulitis | Billable |
| L03.22 | Cellulitis and acute lymphangitis of neck | Header |
| L03.221 | Cellulitis of neck | Billable |
| L03.222 | Acute lymphangitis of neck | Billable |
| L03.3 | Cellulitis and acute lymphangitis of trunk | Header |
| L03.31 | Cellulitis of trunk | Header |
| L03.311 | Cellulitis of abdominal wall | Billable |
| L03.312 | Cellulitis of back [any part except buttock] | Billable |
| L03.313 | Cellulitis of chest wall | Billable |
| L03.314 | Cellulitis of groin | Billable |
| L03.315 | Cellulitis of perineum | Billable |
| L03.316 | Cellulitis of umbilicus | Billable |
| L03.317 | Cellulitis of buttock | Billable |
| L03.319 | Cellulitis of trunk, unspecified | Billable |
| L03.31A | Cellulitis of flank | Billable |
| L03.32 | Acute lymphangitis of trunk | Header |
| L03.321 | Acute lymphangitis of abdominal wall | Billable |
| L03.322 | Acute lymphangitis of back [any part except buttock] | Billable |
| L03.323 | Acute lymphangitis of chest wall | Billable |
| L03.324 | Acute lymphangitis of groin | Billable |
| L03.325 | Acute lymphangitis of perineum | Billable |
| L03.326 | Acute lymphangitis of umbilicus | Billable |
| L03.327 | Acute lymphangitis of buttock | Billable |
| L03.329 | Acute lymphangitis of trunk, unspecified | Billable |
| L03.32A | Acute lymphangitis of flank | Billable |
| L03.8 | Cellulitis and acute lymphangitis of other sites | Header |
| L03.81 | Cellulitis of other sites | Header |
| L03.811 | Cellulitis of head [any part, except face] | Billable |
| L03.818 | Cellulitis of other sites | Billable |
| L03.89 | Acute lymphangitis of other sites | Header |
| L03.891 | Acute lymphangitis of head [any part, except face] | Billable |
| L03.898 | Acute lymphangitis of other sites | Billable |
| L03.9 | Cellulitis and acute lymphangitis, unspecified | Header |
| L03.90 | Cellulitis, unspecified | Billable |
| L03.91 | Acute lymphangitis, unspecified | Billable |
L04
Acute lymphadenitis
6 subcodes
| L04.0 | Acute lymphadenitis of face, head and neck | Billable |
| L04.1 | Acute lymphadenitis of trunk | Billable |
| L04.2 | Acute lymphadenitis of upper limb | Billable |
| L04.3 | Acute lymphadenitis of lower limb | Billable |
| L04.8 | Acute lymphadenitis of other sites | Billable |
| L04.9 | Acute lymphadenitis, unspecified | Billable |
L05
Pilonidal cyst and sinus
6 subcodes
| L05.0 | Pilonidal cyst and sinus with abscess | Header |
| L05.01 | Pilonidal cyst with abscess | Billable |
| L05.02 | Pilonidal sinus with abscess | Billable |
| L05.9 | Pilonidal cyst and sinus without abscess | Header |
| L05.91 | Pilonidal cyst without abscess | Billable |
| L05.92 | Pilonidal sinus without abscess | Billable |
L08
Other local infections of skin and subcutaneous tissue
7 subcodes
| L08.0 | Pyoderma | Billable |
| L08.1 | Erythrasma | Billable |
| L08.8 | Other specified local infections of the skin and subcutaneous tissue | Header |
| L08.81 | Pyoderma vegetans | Billable |
| L08.82 | Omphalitis not of newborn | Billable |
| L08.89 | Other specified local infections of the skin and subcutaneous tissue | Billable |
| L08.9 | Local infection of the skin and subcutaneous tissue, unspecified | Billable |
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Verified against the CMS 2026 code set on May 31, 2026.
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