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ICD-10-CM Codes
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L00-L99
Diseases of the skin and subcutaneous tissue
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L40-L45
Papulosquamous disorders
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L40-
Psoriasis
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2021 ICD-10-CM Diagnosis Code L40.4
2021 ICD-10-CM Diagnosis Code L40.4
Guttate psoriasis
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- L40.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2021 edition of ICD-10-CM L40.4 became effective on October 1, 2020.
- This is the American ICD-10-CM version of L40.4 - other international versions of ICD-10 L40.4 may differ.
The following code(s) above
L40.4 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
L40.4:
Approximate Synonyms
ICD-10-CM L40.4 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
- 595 Major skin disorders with mcc
- 596 Major skin disorders without mcc
Convert L40.4 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
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- Psoriasis L40.9
ICD-10-CM Diagnosis Code L40.9
Psoriasis, unspecified
2016 2017 2018 2019 2020 2021 Billable/Specific Code
ICD-10-CM Codes Adjacent To L40.4
L30.3 Infective dermatitis
L30.4 Erythema intertrigo
L30.8 Other specified dermatitis
L30.9 Dermatitis, unspecified
L40.1 Generalized pustular psoriasis
L40.2 Acrodermatitis continua
L40.3 Pustulosis palmaris et plantaris
L40.4
Guttate psoriasis
L40.5 Arthropathic psoriasis
L40.51 Distal interphalangeal psoriatic arthropathy
L40.52 Psoriatic arthritis mutilans
L40.54 Psoriatic juvenile arthropathy
L40.59 Other psoriatic arthropathy
L40.9 Psoriasis, unspecified
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.