ICD-10-CM Code Q82.4
Ectodermal dysplasia (anhidrotic)
Billable CodeBillable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
POA Exempt CodeThe Center for Medicare & Medicaid Services (CMS) requires medical coders to indicate whether or not a condition was present at the time of admission, in order to properly assign MS-DRG codes. This "Present On Admission" (POA) indicator is recorded on CMS form 4010A.
Q82.4 is a billable ICD code used to specify a diagnosis of ectodermal dysplasia (anhidrotic). A 'billable code' is detailed enough to be used to specify a medical diagnosis.
POA Indicators on CMS form 4010A are as follows:
|Indicator||Meaning||CMS Will Pay CC/MCC DRG Costs|
|Y||Diagnosis was present at time of inpatient admission||Yes|
|N||Diagnosis was not present at time of inpatient admission||No|
|U||Documentation insufficient to determine if the condition was present at the time of inpatient admission.||No|
|W||Clinically undetermined. Provider unable to clinically determine whether the condition was present at the time of inpatient admission.||Yes|
|1||Exempt from POA reporting||No|
The ICD code Q824 is used to code Tooth and nail syndrome
Tooth and nail syndrome (also known as "Hypodontia with nail dysgenesis," and "Witkop syndrome") is a rare disorder, first described in 1965, characterized by nails that are thin, small, and friable, and which may show koilonychia at birth.:521
|MeSH Codes:||, , , , ,|
|ICD 9 Codes:||, 757.31, 757.31, , ,|
Coding Notes for Q82.4 Info for medical coders on how to properly use this ICD-10 code
Code Type-1 Excludes:
Type-1 ExcludesType-1 Excludes mean the conditions excluded are mutually exclusive and should never be coded together. Excludes 1 means "do not code here."
- Ellis-van Creveld syndrome - instead, use code Q77.6
- DRG Group #606-607 - Minor skin disorders with MCC.
- DRG Group #606-607 - Minor skin disorders without MCC.
ICD-10-CM Alphabetical Index References for 'Q82.4 - Ectodermal dysplasia (anhidrotic)'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code Q82.4. Click on any term below to browse the alphabetical index.
Equivalent ICD-9 Code GENERAL EQUIVALENCE MAPPINGS (GEM)
This is the official exact match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that in all cases where the ICD9 code 757.31 was previously used, Q82.4 is the appropriate modern ICD10 code.