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O23.40
ICD-10-CM
Bacteriuria in Pregnancy

Bacteriuria in pregnancy, also known as a UTI in pregnancy or urinary tract infection in pregnancy, requires prompt diagnosis and treatment. Learn about clinical documentation, medical coding, and healthcare guidelines for managing asymptomatic bacteriuria and symptomatic UTIs in pregnant patients. This resource provides information on diagnosis, treatment, and ICD-10 codes related to bacteriuria and urinary tract infections during pregnancy for healthcare professionals.

Also known as

Urinary Tract Infection in Pregnancy
UTI in Pregnancy

Diagnosis Snapshot

Key Facts
  • Definition : Presence of bacteria in urine during pregnancy, often asymptomatic but can lead to serious complications.
  • Clinical Signs : May include frequent urination, burning sensation, lower abdominal pain, or no symptoms.
  • Common Settings : Routine prenatal care, obstetrics clinics, primary care settings.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC O23.40 Coding
O23.0-O23.9

Infections of genitourinary tract in pregnancy

Covers various urinary tract infections during pregnancy.

N39.0

Urinary tract infection, site not specified

A general code for UTI when a more specific location isn't known.

O86.8

Other specified puerperal infections

May be applicable for UTIs immediately following childbirth.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Is the bacteriuria asymptomatic?

  • Yes

    Code O23.0, Asymptomatic bacteriuria in pregnancy

  • No

    Is it a cystitis?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Bacteria in urine during pregnancy.
Kidney infection in pregnancy.
Bladder infection in pregnancy.

Documentation Best Practices

Documentation Checklist
  • Bacteriuria in pregnancy diagnosis: confirmed via urine culture?
  • UTI in pregnancy: colony count documented?
  • Pregnant patient's symptoms: dysuria, frequency, urgency?
  • Gestational age at UTI diagnosis documented?
  • Treatment plan for bacteriuria/UTI in pregnancy specified?

Coding and Audit Risks

Common Risks
  • Unspecified Bacteriuria

    Coding bacteriuria without specifying organism or site (e.g., asymptomatic vs symptomatic) can lead to inaccurate reporting and reimbursement.

  • UTI vs Asymptomatic

    Miscoding asymptomatic bacteriuria as a UTI can inflate infection rates and trigger unnecessary treatment, impacting quality metrics.

  • Gestational Age Omission

    Failing to document the gestational age at diagnosis impacts risk stratification and may affect severity coding and subsequent care management.

Mitigation Tips

Best Practices
  • Early urine culture screening for all pregnant women
  • Treat asymptomatic bacteriuria with appropriate antibiotics
  • Follow established UTI treatment guidelines for pregnancy
  • Document antibiotic selection rationale and patient education
  • Monitor for recurrent UTI and treatment effectiveness

Clinical Decision Support

Checklist
  • Confirm pregnancy status with documented LMP or positive pregnancy test.
  • Verify presence of symptoms frequency, urgency, dysuria, or suprapubic pain.
  • Urine culture: significant bacteriuria 100,000 CFU/mL.
  • Consider asymptomatic bacteriuria if 100,000 CFU/mL without symptoms.

Reimbursement and Quality Metrics

Impact Summary
  • Bacteriuria in Pregnancy (B) Reimbursement: Optimize billing with accurate ICD-10 codes (O23.x) for maximized claims payment. Consider risk adjustment implications for improved revenue integrity.
  • Coding Accuracy Impact: Precise coding of UTI in Pregnancy (O23.x, additional codes for laterality and drug resistance if applicable) ensures correct severity reflection and reduces claim denials.
  • Hospital Reporting: Accurate diagnosis coding improves quality metrics for antenatal care, impacting public reporting and potential reimbursement under value-based care models.
  • Quality Metrics: Impacts metrics related to infection rates, antibiotic stewardship, and patient safety indicators for pregnant women. Accurate coding supports data-driven quality improvement initiatives.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes for . Our AI-powered assistant ensures compliance and reduces coding errors.

Frequently Asked Questions

Common Questions and Answers

Q: What are the evidence-based best practices for asymptomatic bacteriuria screening and treatment in pregnancy to minimize pyelonephritis risk?

A: Asymptomatic bacteriuria (ASB) in pregnancy is a significant risk factor for pyelonephritis, which can lead to serious maternal and fetal complications. Screening for ASB between 12-16 weeks gestation with a urine culture is the recommended standard practice. Treatment with appropriate antibiotics, such as nitrofurantoin, cephalexin, or amoxicillin-clavulanate, is crucial for eradicating ASB and reducing the risk of pyelonephritis. The choice of antibiotic should consider local resistance patterns and patient-specific factors like allergies. A test of cure is recommended 1-2 weeks post-treatment to confirm eradication. Explore how our comprehensive guide on UTI management in pregnancy addresses antibiotic selection and follow-up protocols.

Q: How can I differentiate between uncomplicated bacteriuria and a complicated urinary tract infection (UTI) in a pregnant patient, and what are the implications for management?

A: Distinguishing between uncomplicated bacteriuria (typically involving the bladder) and a complicated UTI (affecting the kidneys or other parts of the urinary tract) in pregnancy is critical for appropriate management. Uncomplicated bacteriuria, or asymptomatic bacteriuria, often presents with no noticeable symptoms and is detected through routine screening. Complicated UTIs, however, may present with symptoms like fever, flank pain, nausea, and vomiting, suggesting pyelonephritis. Management for uncomplicated bacteriuria involves antibiotic treatment, whereas complicated UTIs require more intensive management, often involving hospitalization, intravenous antibiotics, and close monitoring. Consider implementing a standardized protocol for UTI diagnosis and management in your practice to ensure prompt and effective treatment. Learn more about the diagnostic criteria for complicated UTIs in pregnancy and explore the latest guidelines for antibiotic selection.

Quick Tips

Practical Coding Tips
  • Code O23.0, Z34.80
  • Document UTI symptoms, pregnancy
  • Query physician if asymptomatic bacteriuria
  • Consider laterality if documented
  • Check coding guidelines for trimester

Documentation Templates

Patient presents with complaints suggestive of bacteriuria in pregnancy.  Symptoms include urinary frequency, urgency, dysuria, and nocturia.  Patient denies fever, chills, flank pain, or nausea.  Physical examination reveals a non-tender abdomen with no costovertebral angle tenderness.  Urine dipstick is positive for leukocyte esterase and nitrites.  A diagnosis of asymptomatic bacteriuria or symptomatic urinary tract infection in pregnancy is suspected.  Differential diagnoses include cystitis, pyelonephritis, and other causes of urinary symptoms.  A urine culture and sensitivity has been ordered to confirm the diagnosis and guide antibiotic treatment.  Patient education provided on the importance of completing the full course of antibiotics, increasing fluid intake, and proper hygiene practices to prevent recurrent UTIs in pregnancy.  Treatment plan includes initiating empiric antibiotic therapy with a medication safe for use during pregnancy, such as nitrofurantoin or cephalexin, pending culture results.  Follow-up scheduled to review culture results and assess treatment response.  Patient advised to return sooner if symptoms worsen or if fever develops.  ICD-10 code O23.0, urinary tract infection in pregnancy, is documented.  Medical billing codes will reflect the evaluation and management services provided, as well as the laboratory testing performed.  This documentation supports the medical necessity of the services rendered.
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