C63.9 Malignant neoplasm of male genital organ, unspecified

Billable ICD-10-CM code, FY2026.

Applicable to

• Malignant neoplasm of male genitourinary tract NOS

Risk adjustment (HCC)

• CMS-HCC V28: HCC 23 — Prostate, Breast, and Other Cancers and Tumors
• CMS-HCC V22: HCC 12 — Breast, Prostate, and Other Cancers and Tumors
• RxHCC V08: HCC 22 — Prostate, Breast, Bladder, and Other Cancers and Tumors
• ESRD V24: HCC 12

MS-DRG index

Defines the logic of DRG(s) 715-716 in MDC 12.

Approximate ICD-9-CM (GEMs)

• 187.9 Malignant neoplasm of male genital organ, site unspecified

Code annotations containing back-references to C63.9

Back-references to C63.9

• Type 1 Excludes: C68 Malignant neoplasm of other and unspecified urinary organs ("malignant neoplasm of male genitourinary tract NOS (C63.9)")
• Type 1 Excludes: C76 Malignant neoplasm of other and ill-defined sites ("malignant neoplasm of male genitourinary tract NOS (C63.9)")

Back-references to C63

• Type 2 Excludes: C43 Malignant melanoma of skin ("malignant melanoma of skin of genital organs (C51-C52, C60.-, C63.-)")

Diagnosis Index entries for C63.9

• Melanoma (malignant) › skin › male genital organ (external) NEC

Nearby codes

• C63.11 Malignant neoplasm of right spermatic cord
• C63.12 Malignant neoplasm of left spermatic cord
• C63.2 Malignant neoplasm of scrotum
• C63.7 Malignant neoplasm of other specified male genital organs
• C63.8 Malignant neoplasm of overlapping sites of male genital organs
• C63.9 Malignant neoplasm of male genital organ, unspecified (this code)