L40.9
BillablePsoriasis, unspecified
Psoriasis, unspecified
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.-)
Also Known As / Clinical Terms
SNOMED CT
- Psoriasis9014002
- Hypertrophy of nail30654002
- Nail hypertrophy30654002
- Nail overgrowth30654002
- OX - Onychauxic30654002
- Onychauxis30654002
- PA (Psoriatic arthritis)156370009
- PsA (Psoriatic arthritis)156370009
- Psoriatic arthritis156370009
- Unstable psoriasis238601002
- Psoriasis of nail238604005
- Psoriatic nail involvement238604005
- Psoriasis of scalp238608008
- Scalp psoriasis238608008
- Psoriasiform drug eruption238988008
- Juvenile psoriatic arthritis239802003
- Juvenile psoriatic arthritis with psoriasis239803008
- Psoriasis of vulva402314003
- Vulval psoriasis402314003
- Penile psoriasis402315002
- Psoriasis of penis402315002
- Generalised psoriasis402317005
- Generalized psoriasis402317005
- Psoriasis of scalp margin402319008
- Facial psoriasis402320002
- Psoriasis of face402320002
- Non-pustular psoriasis of hands402321003
- Non-pustular psoriasis of hands and feet402324006
- Drug-exacerbated psoriasis402325007
- Early onset psoriasis type 1402329001
- Onset of psoriasis in infancy (<1 year)402330006
- Onset of psoriasis in childhood (1-10 years)402331005
- Onset of psoriasis in adolescence (10-20 years)402332003
- Onset of psoriasis in early adulthood (20-40 years)402333008
- Late onset psoriasis type 2402334002
- Familial psoriasis402335001
- Tranebjaerg Svejgaard syndrome719810000
- X-linked intellectual disability with seizure and psoriasis syndrome719810000
- Anogenital psoriasis721538000
- Psoriasis of anogenital region721538000
- Exacerbation of psoriasis due to human immunodeficiency virus infection1052325005
- Psoriasis exacerbated by human immunodeficiency virus infection1052325005
- Disorder of skin due to human immunodeficiency virus infection1148863007
- Skin disease due to human immunodeficiency virus infection1148863007
- Hypertrophy of nail due to psoriasis1256080008
- Psoriatic nail hypertrophy1256080008
- Exacerbation of psoriasis1296646001
Frequently Asked Questions
What is ICD-10 code L40.9?
ICD-10-CM code L40.9 represents "Psoriasis, unspecified". It is a billable/specific code that can be used on a claim.
Is L40.9 a billable code?
Yes, L40.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is L40.9 in?
L40.9 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
What SNOMED CT codes does L40.9 map to?
L40.9 maps to 30 SNOMED CT concepts: 721538000, 1148863007, 402325007, 402329001, 1296646001, and 25 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for L40.9?
L40.9 is linked to 1 UMLS Concept Unique Identifier: C0033860. 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.