ICD-10-CM Billable Code

O23.0

Infections of kidney in pregnancy

Clinical Classification Guidelines

Inclusion Terms

  • Pyelonephritis in pregnancy

Medical Intelligence & Overview

Kidney infections during pregnancy, known medically as pyelonephritis, are serious illnesses that require prompt attention. This infection affects the kidneys, which are vital for filtering waste and maintaining a healthy balance of fluids and electrolytes in the body. Pregnancy can increase the risk of developing kidney infections due to hormonal and physical changes. Recognizing the signs and understanding the causes and treatment options can help ensure both maternal and fetal health are protected.

Causes & Symptoms

Clinical Causes: Bacterial infection, most commonly Escherichia coli (E. coli), entering the urinary tract and ascending to the kidneys. Urinary tract obstruction or abnormalities that block urine flow. Elevated levels of hormones during pregnancy causing relaxation of urinary tract muscles. Frequent urination or incomplete emptying of the bladder. Inadequate hydration and poor personal hygiene increasing infection risk. Pre-existing urinary tract infections that worsen during pregnancy.

Key Symptoms: High fever and chills Pain in the back, side, or groin Pain or burning sensation during urination Frequent urge to urinate Nausea and vomiting General feeling of illness or fatigue Cloudy or foul-smelling urine Tenderness in the lower abdomen or flank area

Diagnostic & Treatment

Diagnosis Path: Diagnosis typically involves a combination of clinical evaluation and laboratory tests, including:

Treatment Protocols: Managing kidney infections in pregnancy involves careful selection of antibiotics to ensure safety for both mother and fetus. Common approaches include:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Advice & FAQs

Billing Guidance

Is O23.0 a billable ICD-10 code?
Yes, O23.0 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report O23.0?
Clinical documentation must specify the nature of Infections of kidney in pregnancy and any associated comorbidities for accurate reporting.

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