J34.81 – Nasal mucositis (ulcerative)

ICD-10-CM 2027 diagnosis code · Other diseases of upper respiratory tract

Billable code

ICD-10-CM code J34.81

Code: J34.81 (claims format: J3481)
Description: Nasal mucositis (ulcerative)
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 10. Diseases of the respiratory system (J00-J99)
Block: J30-J39 Other diseases of upper respiratory tract
Parent codes: J34 › J34.8

Notes for J34.81

Excludes2 (not included here):

gastrointestinal mucositis (ulcerative) (K92.81)
mucositis (ulcerative) of vagina and vulva (N76.81)
oral mucositis (ulcerative) (K12.3-)

Code also:

type of associated therapy, such as:
antineoplastic and immunosuppressive drugs (T45.1X-)
radiological procedure and radiotherapy (Y84.2)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

J34 – Other and unspecified disorders of nose and nasal sinuses

Excludes2 (not included here):

varicose ulcer of nasal septum (I86.8)

Index terms for J34.81

Entries in the ICD-10-CM alphabetic index that lead to this code:

Mucositis, nasal

Related codes in J34.8

Frequently asked questions

What is ICD-10 code J34.81?

J34.81 is the ICD-10-CM code for nasal mucositis (ulcerative), in the block J30-J39 (Other diseases of upper respiratory tract).

Is J34.81 a billable code?

Yes. J34.81 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does J34.81 belong to?

It belongs to category J34 – Other and unspecified disorders of nose and nasal sinuses.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.