2021 ICD-10-CM Code A59.03

Trichomonal cystitis and urethritis

Version 2021

Valid for Submission

A59.03 is a billable diagnosis code used to specify a medical diagnosis of trichomonal cystitis and urethritis. The code A59.03 is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 for the submission of HIPAA-covered transactions.

The ICD-10-CM code A59.03 might also be used to specify conditions or terms like trichomonal cystitis, trichomonal urethritis or urogenital infection by trichomonas vaginalis.

Short Description:Trichomonal cystitis and urethritis
Long Description:Trichomonal cystitis and urethritis

Code Classification

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 A59.03 are found in the index:

Approximate Synonyms


Convert A59.03 to ICD-9 Code

The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code A59.03 its ICD-9 equivalent. The approximate mapping means there is not an exact match between the ICD-10 code and the ICD-9 code and the mapped code is not a precise representation of the original code.

Information for Patients


Also called: Trich

Trichomoniasis is a sexually transmitted disease caused by a parasite. It spreads from person to person during sex. Many people do not have any symptoms. If you do get symptoms, they usually happen within 5 to 28 days after being infected.

It can cause vaginitis in women. Symptoms include

Most men do not have symptoms. If they do, they may have

Trichomoniasis can increase the risk of getting or spreading other sexually transmitted diseases. Pregnant women with trichomoniasis are more likely to give birth too early, and their babies are more likely have a low birth weight.

Lab tests can tell if you have the infection. Treatment is with antibiotics. If you are infected, you and your partner must be treated.

Correct usage of latex condoms greatly reduces, but does not eliminate, the risk of catching or spreading trichomoniasis. The most reliable way to avoid infection is to not have anal, vaginal, or oral sex.

Centers for Disease Control and Prevention

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Urinary Tract Infections

Also called: UTI


You may have a UTI if you notice



NIH: National Institute of Diabetes and Digestive and Kidney Diseases

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Code History
