L21.8
BillableOther seborrheic dermatitis
Other seborrheic dermatitis
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- 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.-)
- chronic (childhood) granulomatous disease (D71)
- dermatitis gangrenosa (L08.0)
- dermatitis herpetiformis (L13.0)
- dry skin dermatitis (L85.3)
- factitial dermatitis (L98.1)
- perioral dermatitis (L71.0)
- radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
- stasis dermatitis (I87.2)
- infective dermatitis (L30.3)
- seborrheic keratosis (L82.-)
Also Known As / Clinical Terms
SNOMED CT
- Senile sebaceous gland hyperplasia19845004
- Greasy skin42273000
- Oily skin42273000
- Erythematosquamous dermatosis54792008
- Diffuse dermatitis58921009
- Seborrhea adiposa63977007
- Seborrhea oleosa63977007
- Seborrhoea adiposa63977007
- Seborrhoea oleosa63977007
- Parakeratosis200766001
- Seborrhea corporis201236001
- Seborrhoea corporis201236001
- Facial seborrheic dermatitis201237005
- Facial seborrheic eczema201237005
- Facial seborrhoeic dermatitis201237005
- Facial seborrhoeic eczema201237005
- Seborrhea faciei201237005
- Seborrhoea faciei201237005
- Seborrhea nasi201238000
- Seborrhoea nasi201238000
- Post-encephalitic seborrhea201240005
- Post-encephalitic seborrhoea201240005
- Eczematous intertrigo238566001
- Flexural seborrheic dermatitis238566001
- Flexural seborrheic eczema238566001
- Flexural seborrhoeic dermatitis238566001
- Flexural seborrhoeic eczema238566001
- Seborrheic intertrigo238566001
- Seborrhoeic intertrigo238566001
- Benign seborrheic hyperplasia238748009
- Benign seborrhoeic hyperplasia238748009
- Sebaceous gland hyperplasia238748009
- Sebaceous hyperplasia238748009
- Acute seborrheic dermatitis402202008
- Acute seborrheic eczema402202008
- Acute seborrhoeic dermatitis402202008
- Acute seborrhoeic eczema402202008
- Acute generalised seborrhoeic dermatitis402203003
- Acute generalised seborrhoeic eczema402203003
- Acute generalized seborrheic dermatitis402203003
- Acute generalized seborrheic eczema402203003
- Erythrodermic seborrheic dermatitis402205005
- Erythrodermic seborrheic eczema402205005
- Erythrodermic seborrhoeic dermatitis402205005
- Erythrodermic seborrhoeic eczema402205005
- Pityriasiform seborrheic dermatitis402206006
- Pityriasiform seborrheic eczema402206006
- Pityriasiform seborrhoeic dermatitis402206006
- Pityriasiform seborrhoeic eczema402206006
- Physiological Anomalies of Neonatal Skin402802003
- Physiological anomaly of neonatal skin402802003
- Neonatal sebaceous gland hyperplasia403852003
Frequently Asked Questions
What is ICD-10 code L21.8?
ICD-10-CM code L21.8 represents "Other seborrheic dermatitis". It is a billable/specific code that can be used on a claim.
Is L21.8 a billable code?
Yes, L21.8 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is L21.8 in?
L21.8 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
What SNOMED CT codes does L21.8 map to?
L21.8 maps to 18 SNOMED CT concepts: 402203003, 402202008, 238748009, 58921009, 238566001, and 13 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for L21.8?
L21.8 is linked to 1 UMLS Concept Unique Identifier: C0348768. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.