Q81.9

Epidermolysis bullosa, unspecified

FY2027Chapter 17: Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders/Q80–Q89 Other congenital malformations

BillableComplete code, valid to report

Excludes2
POA exempt

Q81.9 (also written Q819) is a billable ICD-10-CM diagnosis code for epidermolysis bullosa, unspecified. It is part of the FY2027 code set, effective October 1, 2026. It is one of the 5 codes in category Q81 (Epidermolysis bullosa). The Alphabetic Index lists it under 1 entry. Its coding notes include 1 Excludes2 entry.

Guidelines tip

From the FY2027 Official Guidelines. ICD10Ref adds no rules of its own.

Chapter 17 codes can be used for life. Manifestations that are an inherent part of a specifically coded anomaly are not coded separately. A corrected malformation is reported with a personal history code.

Guidelines I.C.17Congenital malformations and genetic disordersRead the official text

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

Also from chapter/block level (1 note)

Inherited from Chapter 17 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders

inborn errors of metabolism (E70-E88)

Notes

Also from chapter/block level (1 note)

Inherited from Chapter 17 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders

Codes from this chapter are not for use on maternal records

Alphabetic Index terms

Terms the official Alphabetic Index lists for this code. 1 entry

Epidermolysis, bullosa (congenital)

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Category9 at this level Q81 Epidermolysis bullosa

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Care settings pills come from CMS program files. Green outline: on a CMS list. Red outline: not accepted. Blue outline: hospital CC, MCC and HAC flags, IPF (inpatient psychiatric) pills, and IRF codes that count only in combination. No Home Health Primary pill means the code is not accepted as a primary diagnosis. IPF Primary shows the MS-DRG a principal diagnosis groups to and its payment adjustment; IPF Comorbidity is a secondary-diagnosis payment category.

Fiscal year

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FY2027 Effective October 1, 2026