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ICD-10-CM 2027

ICD-10 code for tuberculous vasitis

A18.15

Tuberculosis of other male genital organs

From the official ICD-10-CM alphabetic index entry “Vasitis (nodosa) › tuberculous”. Page updated September 29, 2026.

About coding tuberculous vasitis

The ICD-10-CM code for tuberculous vasitis is A18.15 (Tuberculosis of other male genital organs).

Within A18.1, choose A18.15 (Tuberculosis of other male genital organs) only when documentation doesn't support a more specific option: unspecified (A18.10), tuberculosis of kidney and ureter (A18.11), tuberculosis of bladder (A18.12), tuberculosis of other urinary organs (A18.13), tuberculosis of prostate (A18.14), tuberculosis of cervix (A18.16), tuberculous female pelvic inflammatory disease (A18.17) and tuberculosis of other female genital organs (A18.18).

As a secondary diagnosis it is a CC (complication or comorbidity), which can move an inpatient stay into the "with CC" MS-DRG of its family, unless the principal diagnosis excludes it.

In MS-DRG v44.0, it is part of the grouping logic for DRG 727 (Inflammation of the Male Reproductive System with MCC, relative weight 1.37), DRG 728 (Inflammation of the Male Reproductive System without MCC, relative weight 0.8224), DRG 974 (HIV with Major Related Condition with MCC, relative weight 3.0506), DRG 975 (HIV with Major Related Condition with CC, relative weight 1.3252) and DRG 976 (HIV with Major Related Condition without CC/MCC, relative weight 0.8124), in MDC 12 (Diseases and Disorders of the Male Reproductive System) and MDC 25 (Human Immunodeficiency Virus Infections), as a principal or secondary diagnosis. The DRG a claim lands in depends on the principal diagnosis, procedures and any CC/MCC secondary diagnoses.

Common questions about tuberculous vasitis ICD-10 codes

What is the ICD-10 code for tuberculous vasitis?

A18.15 — Tuberculosis of other male genital organs.

Is A18.15 billable?

Yes. A18.15 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).

Can A18.15 be used as a principal diagnosis?

Yes. The Medicare Code Editor doesn't restrict A18.15 as a principal diagnosis.

Is A18.15 a CC or MCC?

A18.15 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.