2026 ICD-10-CM Diagnosis Code C63.7Malignant neoplasm of other specified male genital organs
ICD-10-CM Codes›C00–D49›C60-C63›C63
- Billable — Valid for Submission
- Chronic Condition
C63.7 is a billable ICD-10-CM diagnosis code for malignant neoplasm of other specified male genital organs. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 715 through 716, 722 through 724. Coders also document this condition as malignant neoplasm of seminal vesicle. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Male reproductive system cancers - all other types.
Code Identity
Code Classification
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Malignant neoplasm of seminal vesicle
- Malignant neoplasm of tunica vaginalis
- Neoplasm of seminal vesicle
- Neoplasm of tunica vaginalis
- Primary malignant neoplasm of seminal vesicle
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
Inclusion Terms
- Malignant neoplasm of seminal vesicle
- Malignant neoplasm of tunica vaginalis
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Table of NeoplasmsClinical
Anatomical sites in the Table of Neoplasms that reference this code family.
| Site | Malig. Primary | Malig. Secondary | Ca in situ | Benign | Uncertain | Unspec. |
|---|---|---|---|---|---|---|
| ejaculatory duct | C63.7 | C79.82 | D07.69 | D29.8 | D40.8 | D49.59 |
| genital organ or tract › male NEC › specified site NEC | C63.7 | C79.82 | D07.69 | D29.8 | D40.8 | D49.59 |
| Mullerian duct › male | C63.7 | C79.82 | D07.69 | D29.8 | D40.8 | D49.59 |
| seminal vesicle | C63.7 | C79.82 | D07.69 | D29.8 | D40.8 | D49.59 |
| tunica vaginalis | C63.7 | C79.82 | D07.69 | D29.8 | D40.8 | D49.59 |
| vesicle, seminal | C63.7 | C79.82 | D07.69 | D29.8 | D40.8 | D49.59 |
| wolffian (body) (duct) › male | C63.7 | C79.82 | D07.69 | D29.8 | D40.8 | D49.59 |
Patient EducationClinical
Penis Disorders
Problems with the penis can cause pain and affect a man's sexual function and fertility. Penis disorders include:
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Convert C63.7 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About C63.7Overview
Is C63.7 a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report malignant neoplasm of other specified male genital organs on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
What MS-DRG does C63.7 group to?
When malignant neoplasm of other specified male genital organs is the principal diagnosis on an inpatient stay, it groups to MS-DRG 715, 716, 722, 723, 724, with relative weights from 0.6117 to 2.2373 depending on complications. Higher weights mean higher Medicare reimbursement.
What is the ICD-9 equivalent of C63.7?
Under the General Equivalence Mappings, malignant neoplasm of other specified male genital organs converts to ICD-9-CM 187.8 (mal neo male genital NEC). The mapping is approximate, so confirm the match fits the documentation.
Footnotes
[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:
- The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
- The condition places limitations on self-care, independent living, and social interactions.
