ICD-10-CM Codes
L00-L99 Diseases of the skin and subcutaneous tissue
L00-L08 Infections of the skin and subcutaneous tissue
L02- Cutaneous abscess, furuncle and carbuncle

2019 ICD-10-CM Diagnosis Code L02.821

Furuncle of head [any part, except face]

2016

2017

2018

2019

Billable/Specific Code

L02.821 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2019 edition of ICD-10-CM L02.821 became effective on October 1, 2018.
This is the American ICD-10-CM version of L02.821 - other international versions of ICD-10 L02.821 may differ.

The following code(s) above L02.821 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 L02.821:

L00-L99
2019 ICD-10-CM Range L00-L99
Diseases of the skin and subcutaneous tissue
Type 2 Excludes
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- lipomelanotic reticulosis (I89.8)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- systemic connective tissue disorders (M30-M36)
- viral warts (B07.-)
Diseases of the skin and subcutaneous tissue
L00-L08
2019 ICD-10-CM Range L00-L08
Infections of the skin and subcutaneous tissue
Type 2 Excludes
- 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.-)
Use Additional
- code (B95-B97) to identify infectious agent.
Infections of the skin and subcutaneous tissue
L02
ICD-10-CM Diagnosis Code L02
Cutaneous abscess, furuncle and carbuncle
Type 2 Excludes
- abscess of anus and rectal regions (K61.-)
- abscess of female genital organs (external) (N76.4)
- abscess of male genital organs (external) (N48.2, N49.-)
Use Additional
- code to identify organism (B95-B96)
Cutaneous abscess, furuncle and carbuncle
L02.82
ICD-10-CM Diagnosis Code L02.82
Furuncle of other sites
Applicable To
- Boil of other sites
- Folliculitis of other sites
Furuncle of other sites

Approximate Synonyms

Furuncle of scalp
Scalp furuncle

ICD-10-CM L02.821 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):

602 Cellulitis with mcc
603 Cellulitis without mcc

Convert L02.821 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

Diagnosis Index entries containing back-references to L02.821:

Furuncle L02.92
ICD-10-CM Diagnosis Code L02.92
Furuncle, unspecified
Applicable To
Boil NOS
Furunculosis NOS
- head L02.821
- scalp L02.821

ICD-10-CM Codes Adjacent To L02.821

L02.629 Furuncle of unspecified foot

L02.63 Carbuncle of foot

L02.631 Carbuncle of right foot

L02.632 Carbuncle of left foot

L02.639 Carbuncle of unspecified foot

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]

L02.818 Cutaneous abscess of other sites

L02.82 Furuncle of other sites

L02.821 Furuncle of head [any part, except face]

L02.828 Furuncle of other sites

L02.83 Carbuncle of other sites

L02.831 Carbuncle of head [any part, except face]

L02.838 Carbuncle of other sites

L02.9 Cutaneous abscess, furuncle and carbuncle, unspecified

L02.91 Cutaneous abscess, unspecified

L02.92 Furuncle, unspecified

L02.93 Carbuncle, unspecified

L03 Cellulitis and acute lymphangitis

L03.0 Cellulitis and acute lymphangitis of finger and toe

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

2019 ICD-10-CM Diagnosis Code L02.821

Furuncle of head [any part, except face]

Diseases of the skin and subcutaneous tissue

Infections of the skin and subcutaneous tissue

Cutaneous abscess, furuncle and carbuncle

Furuncle of other sites

Furuncle, unspecified