N48.21 Abscess of corpus cavernosum and penis

Billable ICD-10-CM code, FY2026.

Applies from N48.2 Other inflammatory disorders of penis

Excludes1 (never code together)

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

Use additional code

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

MS-DRG index

Defines the logic of DRG(s) 727-728 in MDC 12.

Approximate ICD-9-CM (GEMs)

• 607.2 Other inflammatory disorders of penis (approximate)

Code annotations containing back-references to N48.21

Back-references to N48.2

• Type 2 Excludes: L02 Cutaneous abscess, furuncle and carbuncle ("abscess of male genital organs (external) (N48.2, N49.-)")
• Type 2 Excludes: L02.2 Cutaneous abscess, furuncle and carbuncle of trunk ("abscess of male external genital organs (N48.2, N49.-)")
• Type 2 Excludes: L03 Cellulitis and acute lymphangitis ("cellulitis of male external genital organs (N48.2, N49.-)")
• Type 2 Excludes: L03.31 Cellulitis of trunk ("cellulitis of male external genital organs (N48.2, N49.-)")
• Type 1 Excludes: N49 Inflammatory disorders of male genital organs, not elsewhere classified ("inflammation of penis (N48.1, N48.2-)")

Diagnosis Index entries for N48.21

• Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › corpus › cavernosum
• Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › parafrenal
• Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › penis
• Carbuncle › corpus cavernosum
• Carbuncle › penis
• Disease, diseased › inflammatory › penis › abscess
• Disease, diseased › penis › inflammatory › abscess
• Disorder (of) › inflammatory › penis › abscess
• Furuncle › corpus cavernosum
• Furuncle › penis

Nearby codes

• N48 Other disorders of penis
• N48.0 Leukoplakia of penis
• N48.1 Balanitis
• N48.2 Other inflammatory disorders of penis
• N48.21 Abscess of corpus cavernosum and penis (this code)
• N48.22 Cellulitis of corpus cavernosum and penis
• N48.29 Other inflammatory disorders of penis
• N48.3 Priapism
• N48.30 Priapism, unspecified
• N48.31 Priapism due to trauma