C62.90 Malignant neoplasm of unspecified testis, unspecified whether descended or undescended

The ICD-10-CM code for Malignant neoplasm of unspecified testis, unspecified whether descended or undescended is C62.90 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

2: Neoplasms (C00-D49)

Section

C60-C63: Malignant neoplasms of male genital organs (C60-C63)

Category C62

13 codes (9 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to C62.90:

• Dysgerminoma › unspecified site › male
• Choriocarcinoma › unspecified site › male
• Carcinoma (malignant) › Sertoli cell › unspecified site
• Carcinoma (malignant) › Leydig cell (testis) › unspecified site › male
• Arrhenoblastoma › malignant › unspecified site › male
• Carcinoma (malignant) › chorionic › unspecified site › male
• Carcinoma (malignant) › Sertoli cell › unspecified site › male
• Androblastoma › malignant › unspecified site › male

Inclusion Terms

• Malignant neoplasm of testis NOS

U.S. Hospital Utilization

• An estimated 3,170 U.S. inpatient stays in 2023 included C62.90 among the documented diagnoses.
• 280 stays listed it as the principal diagnosis.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Tx of primary site (TOC entry)

a. Admission/Encounter for treatment of primary site ............................................................. 33

Tx of secondary site (TOC entry)

b. Admission/Encounter for treatment of secondary site .......................................................... 33

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)

Cite This Page

Reference C62.90 with the canonical source and edition:

C62.90 — Malignant neoplasm of unspecified testis, unspecified whether descended or undescended. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/C62.90

Canonical URL: https://icd10codingpro.com/codes/C62.90