ICD-10 · PDGM grouping
L02 Cutaneous abscess, furuncle and carbuncle
All 81 codes in the L02 family, with the PDGM clinical group, comorbidity subgroup and primary-position rule CMS assigns, read from the CMS grouper crosswalk v07.2.26 and the CDC FY2027 code file.
ICD-10-CM FY2027 · CMS grouper v07.2.26
Codes in family
81
Can lead a claim
69
Cannot lead a claim
12
What CMS assigns to L02
69 of the 81 codes group to Wound; 12 are assigned no clinical group. 22 of the 81 count toward the Cutaneous Abscess, Cellulitis, and Lymphangitis comorbidity subgroup; 59 are assigned none. 69 of the 81 can lead a claim.
- Cutaneous Abscess, Cellulitis, and Lymphangitis: can award the low comorbidity tier as a secondary diagnosis.
Every code in L02
Descriptions are CDC’s FY2027 wording; where CMS’s grouper abbreviates one, its form is shown beneath.
| Code | Description | Primary position | Clinical group | Comorbidity subgroup |
|---|---|---|---|---|
| L02.0 Cutaneous abscess, furuncle and carbuncle of face | ||||
| L02.01 | Cutaneous abscess of face | Can lead a claim | C | None |
| L02.02 | Furuncle of face | Can lead a claim | C | None |
| L02.03 | Carbuncle of face | Can lead a claim | C | None |
| L02.1 Cutaneous abscess, furuncle and carbuncle of neck | ||||
| L02.11 | Cutaneous abscess of neck | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.12 | Furuncle of neck | Can lead a claim | C | None |
| L02.13 | Carbuncle of neck | Can lead a claim | C | None |
| L02.2 Cutaneous abscess, furuncle and carbuncle of trunk | ||||
| L02.21 Cutaneous abscess of trunk | ||||
| L02.211 | Cutaneous abscess of abdominal wall | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.212 | Cutaneous abscess of back [any part, except buttock and flank]CMS: Cutaneous abscess of back | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.213 | Cutaneous abscess of chest wall | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.214 | Cutaneous abscess of groin | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.215 | Cutaneous abscess of perineum | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.216 | Cutaneous abscess of umbilicus | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.217 | Cutaneous abscess of flank | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.219 | Cutaneous abscess of trunk, unspecified | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.22 Furuncle of trunk | ||||
| L02.221 | Furuncle of abdominal wall | Can lead a claim | C | None |
| L02.222 | Furuncle of back [any part, except buttock and flank] | Can lead a claim | C | None |
| L02.223 | Furuncle of chest wall | Can lead a claim | C | None |
| L02.224 | Furuncle of groin | Can lead a claim | C | None |
| L02.225 | Furuncle of perineum | Can lead a claim | C | None |
| L02.226 | Furuncle of umbilicus | Can lead a claim | C | None |
| L02.227 | Furuncle of flank | Can lead a claim | C | None |
| L02.229 | Furuncle of trunk, unspecified | Can lead a claim | C | None |
| L02.23 Carbuncle of trunk | ||||
| L02.231 | Carbuncle of abdominal wall | Can lead a claim | C | None |
| L02.232 | Carbuncle of back [any part, except buttock and flank] | Can lead a claim | C | None |
| L02.233 | Carbuncle of chest wall | Can lead a claim | C | None |
| L02.234 | Carbuncle of groin | Can lead a claim | C | None |
| L02.235 | Carbuncle of perineum | Can lead a claim | C | None |
| L02.236 | Carbuncle of umbilicus | Can lead a claim | C | None |
| L02.237 | Carbuncle of flank | Can lead a claim | C | None |
| L02.239 | Carbuncle of trunk, unspecified | Can lead a claim | C | None |
| L02.3 Cutaneous abscess, furuncle and carbuncle of buttock | ||||
| L02.31 | Cutaneous abscess of buttock | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.32 | Furuncle of buttock | Can lead a claim | C | None |
| L02.33 | Carbuncle of buttock | Can lead a claim | C | None |
| L02.4 Cutaneous abscess, furuncle and carbuncle of limb | ||||
| L02.41 Cutaneous abscess of limb | ||||
| L02.411 | Cutaneous abscess of right axilla | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.412 | Cutaneous abscess of left axilla | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.413 | Cutaneous abscess of right upper limb | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.414 | Cutaneous abscess of left upper limb | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.415 | Cutaneous abscess of right lower limb | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.416 | Cutaneous abscess of left lower limb | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.419 | Cutaneous abscess of limb, unspecified | Cannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the condition | None | None |
| L02.42 Furuncle of limb | ||||
| L02.421 | Furuncle of right axilla | Can lead a claim | C | None |
| L02.422 | Furuncle of left axilla | Can lead a claim | C | None |
| L02.423 | Furuncle of right upper limb | Can lead a claim | C | None |
| L02.424 | Furuncle of left upper limb | Can lead a claim | C | None |
| L02.425 | Furuncle of right lower limb | Can lead a claim | C | None |
| L02.426 | Furuncle of left lower limb | Can lead a claim | C | None |
| L02.429 | Furuncle of limb, unspecified | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| L02.43 Carbuncle of limb | ||||
| L02.431 | Carbuncle of right axilla | Can lead a claim | C | None |
| L02.432 | Carbuncle of left axilla | Can lead a claim | C | None |
| L02.433 | Carbuncle of right upper limb | Can lead a claim | C | None |
| L02.434 | Carbuncle of left upper limb | Can lead a claim | C | None |
| L02.435 | Carbuncle of right lower limb | Can lead a claim | C | None |
| L02.436 | Carbuncle of left lower limb | Can lead a claim | C | None |
| L02.439 | Carbuncle of limb, unspecified | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| L02.5 Cutaneous abscess, furuncle and carbuncle of hand | ||||
| L02.51 Cutaneous abscess of hand | ||||
| L02.511 | Cutaneous abscess of right hand | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.512 | Cutaneous abscess of left hand | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.519 | Cutaneous abscess of unspecified hand | Cannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the condition | None | None |
| L02.52 Furuncle hand | ||||
| L02.521 | Furuncle right hand | Can lead a claim | C | None |
| L02.522 | Furuncle left hand | Can lead a claim | C | None |
| L02.529 | Furuncle unspecified hand | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| L02.53 Carbuncle of hand | ||||
| L02.531 | Carbuncle of right hand | Can lead a claim | C | None |
| L02.532 | Carbuncle of left hand | Can lead a claim | C | None |
| L02.539 | Carbuncle of unspecified hand | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| L02.6 Cutaneous abscess, furuncle and carbuncle of foot | ||||
| L02.61 Cutaneous abscess of foot | ||||
| L02.611 | Cutaneous abscess of right foot | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.612 | Cutaneous abscess of left foot | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.619 | Cutaneous abscess of unspecified foot | Cannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the condition | None | None |
| L02.62 Furuncle of foot | ||||
| L02.621 | Furuncle of right foot | Can lead a claim | C | None |
| L02.622 | Furuncle of left foot | Can lead a claim | C | None |
| L02.629 | Furuncle of unspecified foot | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| L02.63 Carbuncle of foot | ||||
| L02.631 | Carbuncle of right foot | Can lead a claim | C | None |
| L02.632 | Carbuncle of left foot | Can lead a claim | C | None |
| L02.639 | Carbuncle of unspecified foot | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| L02.8 Cutaneous abscess, furuncle and carbuncle of other sites | ||||
| L02.81 Cutaneous abscess of other sites | ||||
| L02.811 | Cutaneous abscess of head [any part, except face] | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.818 | Cutaneous abscess of other sites | Can lead a claim | C | Cutaneous Abscess, Cellulitis, and Lymphangitis |
| L02.82 Furuncle of other sites | ||||
| L02.821 | Furuncle of head [any part, except face] | Can lead a claim | C | None |
| L02.828 | Furuncle of other sites | Can lead a claim | C | None |
| L02.83 Carbuncle of other sites | ||||
| L02.831 | Carbuncle of head [any part, except face] | Can lead a claim | C | None |
| L02.838 | Carbuncle of other sites | Can lead a claim | C | None |
| L02.9 Cutaneous abscess, furuncle and carbuncle, unspecified | ||||
| L02.91 | Cutaneous abscess, unspecified | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| L02.92 | Furuncle, unspecified | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| L02.93 | Carbuncle, unspecified | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
Sources: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01, for the clinical group, comorbidity subgroup, code-first conventions and primary-position flags; CDC NCHS ICD-10-CM FY2027 code descriptions for the family title and code wording. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.
The monthly home health regs digest
What CMS changed, what's due next, and what to do about it — one email a month, no fluff. Read the first issue