C57.9 Malignant neoplasm of female genital organ, unspecified

Billable ICD-10-CM code, FY2026.

Applicable to

• Malignant neoplasm of female genitourinary tract NOS

Risk adjustment (HCC)

• CMS-HCC V28: HCC 22 — Bladder, Colorectal, and Other Cancers
• CMS-HCC V22: HCC 11 — Colorectal, Bladder, and Other Cancers
• ESRD V24: HCC 11

MS-DRG index

Defines the logic of DRG(s) 736-741 in MDC 13.

Approximate ICD-9-CM (GEMs)

• 184.9 Malignant neoplasm of female genital organ, site unspecified

Code annotations containing back-references to C57.9

Back-references to C57.9

• Type 1 Excludes: C68 Malignant neoplasm of other and unspecified urinary organs ("malignant neoplasm of female genitourinary tract NOS (C57.9)")
• Type 1 Excludes: C76 Malignant neoplasm of other and ill-defined sites ("malignant neoplasm of female genitourinary tract NOS (C57.9)")

Nearby codes

• C57.22 Malignant neoplasm of left round ligament
• C57.3 Malignant neoplasm of parametrium
• C57.4 Malignant neoplasm of uterine adnexa, unspecified
• C57.7 Malignant neoplasm of other specified female genital organs
• C57.8 Malignant neoplasm of overlapping sites of female genital organs
• C57.9 Malignant neoplasm of female genital organ, unspecified (this code)