ICD-10-CM Code D40.10

Valid for Submission

D40.10 is a billable code used to specify a medical diagnosis of neoplasm of uncertain behavior of unspecified testis. The code is valid for the year 2020 for the submission of HIPAA-covered transactions. The ICD-10-CM code D40.10 might also be used to specify conditions or terms like leydig cell neoplasm of testis, neoplasm of uncertain behavior of testicular sex cord, neoplasm of uncertain behavior of testis, neoplasm of uncertain behavior of undescended testis, neoplasm of undescended testis, sertoli cell tumor of testis, etc

The code D40.10 is applicable to male patients only. It is clinically and virtually impossible to use this code on a non-male patient.

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code D40.10 are found in the index:

• - Androblastoma
  • - unspecified site
    • - male - D40.10

• - Arrhenoblastoma
  • - unspecified site
    • - male - D40.10

• - Gonadoblastoma
  • - unspecified site
    • - male - D40.10

• - Gonocytoma
  • - unspecified site
    • - male - D40.10

• - Gynandroblastoma
  • - unspecified site
    • - male - D40.10

• - Tumor - See Also: Neoplasm, unspecified behavior, by site;
  • - Leydig cell - See: Neoplasm, uncertain behavior, by site;
    • - unspecified site
      • - male - D40.10
  • - testicular - D40.10

Code Edits

The Medicare Code Editor (MCE) detects and reports errors in the coding of claims data. The following ICD-10 Code Edits are applicable to this code:

• Diagnoses for males only - Medicare Code Editor detects inconsistencies between a patient’s sex and any diagnosis on the patient’s record, this code applies to MALES only .

Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

• Leydig cell neoplasm of testis
• Neoplasm of uncertain behavior of testicular sex cord
• Neoplasm of uncertain behavior of testis
• Neoplasm of uncertain behavior of undescended testis
• Neoplasm of undescended testis
• Sertoli cell tumor of testis
• Sex cord stromal tumor of testis

Diagnostic Related Groups

The ICD-10 code D40.10 is grouped in the following groups for version MS-DRG V37.0 What are Diagnostic Related Groups?
The Diagnostic Related Groups (DRGs) are a patient classification scheme which provides a means of relating the type of patients a hospital treats. The DRGs divides all possible principal diagnoses into mutually exclusive principal diagnosis areas referred to as Major Diagnostic Categories (MDC). applicable from 10/01/2019 through 09/30/2020.

• 715 - OTHER MALE REPRODUCTIVE SYSTEM O.R. PROCEDURES FOR MALIGNANCY WITH CC/MCC
• 716 - OTHER MALE REPRODUCTIVE SYSTEM O.R. PROCEDURES FOR MALIGNANCY WITHOUT CC/MCC

Convert D40.10 to ICD-9

• 236.4 - Unc behav neo testis (Approximate Flag)

Code Classification

• Neoplasms (C00–D48)
  • Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes (D37-D48)
    • Neoplasm of uncertain behavior of male genital organs (D40)

Code History

• FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016
  (First year ICD-10-CM implemented into the HIPAA code set)
• FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
• FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
• FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
• FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020

Tools

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• Convert D40.10 to ICD-9