N48.21 – Abscess of corpus cavernosum and penis

ICD-10-CM 2027 diagnosis code · Diseases of male genital organs

Billable code

ICD-10-CM code N48.21

Code: N48.21 (claims format: N4821)
Description: Abscess of corpus cavernosum and penis
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 14. Diseases of the genitourinary system (N00-N99)
Block: N40-N53 Diseases of male genital organs
Parent codes: N48 › N48.2

Notes inherited from parent codes

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

N48.2 – Other inflammatory disorders of penis

Excludes1 (not coded here):

balanitis (N48.1)
balanitis xerotica obliterans (N48.0)
balanoposthitis (N47.6)

Use additional code:

code (B95-B97), to identify infectious agent.

Index terms for N48.21

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

Related codes in N48.2

Frequently asked questions

What is ICD-10 code N48.21?

N48.21 is the ICD-10-CM code for abscess of corpus cavernosum and penis, in the block N40-N53 (Diseases of male genital organs).

Is N48.21 a billable code?

Yes. N48.21 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does N48.21 belong to?

It belongs to category N48 – Other disorders of penis.

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.