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B37.9
ICD-10-CM
Candida

This resource provides information on Candida infections, including Candidiasis and Thrush, for healthcare professionals. Learn about diagnosis, clinical documentation, and medical coding for yeast infections. Find details relevant to Candida albicans and other Candida species to support accurate and efficient healthcare coding and documentation practices.

Also known as

Candidiasis
Thrush
Yeast Infection

Diagnosis Snapshot

Key Facts
  • Definition : Fungal infection caused by Candida species, most commonly Candida albicans.
  • Clinical Signs : White patches, itching, redness, and burning sensation. Can affect skin, mouth, genitals, and other areas.
  • Common Settings : Skin folds, mouth (oral thrush), vagina (vaginal yeast infection), diaper area, and nails.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC B37.9 Coding
B37.0-B37.9

Candidiasis

Infections caused by the yeast Candida, affecting various body sites.

B37.89

Other candidiasis

Candidiasis infections not classified elsewhere, covering less common sites.

A00-B99

Certain infectious and parasitic diseases

Broad category encompassing various infectious diseases, including candidiasis.

Code-Specific Guidance

Decision Tree for

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

Is the Candida infection of the mouth?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Fungal infection caused by Candida species.
Invasive fungal infection, often affecting immunocompromised.
Superficial fungal infection of the mouth, commonly seen in infants.

Documentation Best Practices

Documentation Checklist
  • Document species (e.g., C. albicans)
  • Site of infection (e.g., oral, vaginal)
  • Clinical manifestations (e.g., white plaques, itching)
  • Diagnostic methods (e.g., KOH prep, culture)
  • Risk factors (e.g., antibiotic use, diabetes)

Coding and Audit Risks

Common Risks
  • Unspecified Site

    Coding Candida without specifying the affected site (e.g., oral, skin) leads to coding errors and claim denials. Proper documentation is crucial for accurate Candida coding.

  • Clinical Validation

    Lack of clinical indicators validating Candida diagnosis can cause inaccurate coding and compliance issues. CDI specialists should query physicians for supporting documentation.

  • Unconfirmed Candidiasis

    Coding Candida based on symptoms alone without confirmatory lab tests risks inaccurate diagnosis coding and impacts reimbursement. Ensure proper testing and documentation.

Mitigation Tips

Best Practices
  • Control blood sugar for Candida prevention. ICD-10 B37
  • Proper hygiene reduces infection risk. SNOMED CT 82272006
  • Avoid excessive antibiotic use. RxNorm 746742
  • Boost immunity with probiotics and healthy diet. LOINC 2283-8
  • Antifungal meds as prescribed. ICD-10 B37.9

Clinical Decision Support

Checklist
  • Confirm patient symptoms (white patches, itching, burning)
  • Check affected area (mouth, skin, genitals, etc.)
  • Review patient history (diabetes, antibiotics, immunosuppression)
  • Consider KOH prep or culture for definitive diagnosis
  • Document species (if available) for targeted treatment

Reimbursement and Quality Metrics

Impact Summary
  • Candida (Candidiasis, Thrush, Yeast Infection) diagnosis impacts reimbursement through accurate ICD-10 coding (B37.-, B36.-) for optimal claims processing.
  • Coding quality metrics are affected by proper Candida diagnosis specificity, impacting hospital quality reporting and potential value-based payments.
  • Accurate Candida documentation and coding improves case mix index (CMI) accuracy, impacting hospital reimbursement and resource allocation.
  • Timely Candida diagnosis and treatment influence hospital readmission rates, a key quality metric affecting reimbursement and public reporting.

Streamline Your Medical Coding

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

Frequently Asked Questions

Common Questions and Answers

Q: What are the most effective diagnostic strategies for differentiating between various types of Candida infections in clinical practice?

A: Differentiating between various Candida species, such as Candida albicans, Candida glabrata, and Candida auris, requires a multifaceted approach. Culture-based methods remain the gold standard, allowing for species identification and antifungal susceptibility testing. CHROMagar Candida, a differential culture medium, can aid in presumptive identification based on colony color. Molecular methods, like PCR, offer rapid and sensitive detection, especially valuable for identifying Candida auris. Non-culture methods, such as mannan and anti-mannan antibody detection, can be useful for diagnosing invasive candidiasis. Histopathology, examining tissue samples for fungal elements, provides definitive diagnosis in tissue-invasive disease. Choosing the appropriate diagnostic strategy depends on the suspected infection site (e.g., bloodstream, mucosal surfaces, deep-seated organs) and the patient's clinical presentation. Explore how combining these methods can improve diagnostic accuracy and inform targeted antifungal therapy. Consider implementing rapid diagnostic tests in high-risk patient populations to facilitate prompt treatment.

Q: How can clinicians effectively manage recurrent vulvovaginal candidiasis (RVVC) in patients who fail to respond to standard antifungal treatments?

A: Recurrent vulvovaginal candidiasis (RVVC), defined as four or more episodes per year, presents a significant challenge for both clinicians and patients. Managing RVVC requires a comprehensive approach that addresses potential predisposing factors, such as uncontrolled diabetes, antibiotic use, and hormonal influences. Confirming the diagnosis with culture is crucial to rule out non-albicans Candida species, which may exhibit reduced susceptibility to azoles. For patients failing standard short-course azole therapy, long-term maintenance therapy with oral fluconazole or topical azoles for 6-12 months may be necessary. Non-pharmacological strategies, including avoiding tight-fitting clothing, maintaining optimal vulvovaginal hygiene, and managing underlying medical conditions, are also essential. Explore the role of probiotic supplementation and its potential benefits in restoring vaginal microbiota balance. Learn more about antifungal resistance testing and its utility in guiding treatment decisions in refractory cases.

Quick Tips

Practical Coding Tips
  • Code B37.9 for unspecified Candidiasis
  • Use B37.x for specific sites
  • Document infection location
  • Thrush: oral cavity (B37.0)
  • Vaginal: B37.3, vulvovaginal: B37.2

Documentation Templates

Patient presents with symptoms suggestive of Candida infection (Candidiasis, Thrush, Yeast Infection).  Clinical findings include [Specify location of infection, e.g., oral thrush, vaginal yeast infection, cutaneous candidiasis, invasive candidiasis] characterized by [Describe specific signs and symptoms, e.g., white plaques on tongue, buccal mucosa, or vaginal walls; itching, burning, redness, swelling; thick, white discharge; skin rash with satellite lesions].  Differential diagnosis includes [List relevant differential diagnoses, e.g., bacterial vaginosis, streptococcal pharyngitis, contact dermatitis, intertrigo].  Diagnostic workup may include [Specify diagnostic tests performed or planned, e.g., KOH prep, fungal culture, Gram stain, blood cultures].  Based on the patient's presentation and [state the basis for diagnosis, e.g., positive KOH showing pseudohyphae and budding yeast, clinical findings], a diagnosis of [Specify type of Candida infection, e.g., oral candidiasis, vulvovaginal candidiasis, intertriginous candidiasis, candidemia] is made.  Treatment plan includes [Detail prescribed medications, dosage, route, and frequency, e.g., Fluconazole 150mg PO single dose for vaginal yeast infection, Nystatin oral suspension for oral thrush, topical antifungal creams for cutaneous candidiasis].  Patient education provided regarding [Mention patient education topics, e.g., medication administration, hygiene practices, risk factors for recurrence, follow-up care].  Follow-up scheduled in [Specify timeframe, e.g., 1-2 weeks] to assess treatment response and address any ongoing symptoms.  ICD-10 code [Specify appropriate ICD-10 code, e.g., B37.89 for other specified systemic candidiasis] is documented for billing and coding purposes.  This documentation supports medical necessity for the prescribed treatment.