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Z13.21
ICD-10-CM
Vitamin D 25-Hydroxy Screening

Find information on Vitamin D 25-Hydroxy screening, including clinical documentation requirements, medical coding guidelines, and healthcare best practices. Learn about Vitamin D deficiency diagnosis, 25-hydroxyvitamin D test interpretation, and appropriate ICD-10 codes. This resource provides guidance for healthcare professionals on proper documentation and coding for Vitamin D 25-Hydroxy testing and related conditions. Explore resources for Vitamin D testing, lab results interpretation, and optimizing patient care related to Vitamin D levels.

Also known as

25-OH Vitamin D Test
Vitamin D Deficiency Screening

Diagnosis Snapshot

Key Facts
  • Definition : Checks vitamin D levels to assess for deficiency or insufficiency.
  • Clinical Signs : Bone pain, muscle weakness, fatigue, increased risk of fractures.
  • Common Settings : Primary care, endocrinology, rheumatology, osteoporosis clinics.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC Z13.21 Coding
E55.9

Vitamin D deficiency, unspecified

Covers unspecified vitamin D deficiency, often used for screening.

R79.89

Other specified abnormal findings

May be used for abnormal vitamin D levels found during screening.

Z71.1

Person encountering health services

For encounters specifically for vitamin D screening or risk assessment.

Z01.418

Encounter for screening for other disorder

Use for screening for vitamin D deficiency not elsewhere classified.

Code-Specific Guidance

Decision Tree for

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

Is screening indicated by established risk factors?

  • Yes

    Is the patient pregnant?

  • No

    Is there a sign or symptom prompting the test?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Vitamin D deficiency screening
Vitamin D deficiency
Vitamin D insufficiency

Documentation Best Practices

Documentation Checklist
  • Vitamin D deficiency diagnosis code
  • 25-hydroxyvitamin D test result value
  • Patient signs/symptoms of deficiency
  • Rationale for Vitamin D 25-hydroxy test
  • Medical necessity for the screening test

Coding and Audit Risks

Common Risks
  • Unspecified Screening

    Coding risk: Using unspecified screening codes when a more specific Vitamin D 25-hydroxy test was performed. Impacts reimbursement and data accuracy.

  • Medical Necessity

    Audit risk: Lack of documentation supporting medical necessity for Vitamin D screening can lead to claim denials. CDI can improve documentation.

  • Incorrect Test Type

    Coding risk: Confusing screening with other Vitamin D tests (e.g., 1,25-dihydroxy) leads to incorrect coding and potential compliance issues.

Mitigation Tips

Best Practices
  • Document sun exposure, diet, supplements for accurate Vitamin D 25-Hydroxy screening ICD-10 diagnosis coding.
  • Ensure medical necessity for 25-hydroxy Vitamin D screening. HCC risk adjustment coding requires specificity.
  • Validate Vitamin D deficiency diagnosis with supporting lab results and clinical indicators for CDI compliance.
  • Query physician for clarification if Vitamin D screening rationale is unclear. Improves coding accuracy, reduces denials.
  • Regularly audit Vitamin D screening documentation and coding for healthcare compliance and optimal reimbursement.

Clinical Decision Support

Checklist
  • Verify ICD-10-CM code aligns with Vitamin D deficiency diagnosis (e.g., E55.9)
  • Confirm patient risk factors for Vitamin D deficiency are documented
  • Check 25-hydroxyvitamin D test units (ng/mL or nmol/L)
  • Review prior Vitamin D levels and treatment if available

Reimbursement and Quality Metrics

Impact Summary
  • Vitamin D 25-Hydroxy Screening Reimbursement: CPT 82306 affects Medicare and private payer claims. Coding accuracy crucial for maximizing reimbursement. Common denial reasons include medical necessity and frequency issues. Hospital reporting impacts quality measures related to bone health and chronic disease management.
  • Impact 1: Accurate 82306 coding increases claim acceptance rates.
  • Impact 2: Proper documentation supports medical necessity for improved reimbursement.
  • Impact 3: Vitamin D screening data enhances hospital quality reporting on preventative care.

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.

Quick Tips

Practical Coding Tips
  • Code Vitamin D 25-hydroxy, NOT D3
  • ICD-10-CM deficiency: E55.9
  • Use LOINC 3089-1 for 25(OH)D
  • Document medical necessity for testing
  • Check payer guidelines for diagnosis codes

Documentation Templates

Patient presents for evaluation of vitamin D deficiency symptoms including fatigue, muscle weakness, and bone pain.  Patient reports limited sun exposure and dietary intake of vitamin D rich foods.  Family history is negative for osteoporosis or other bone disorders.  Physical examination reveals no significant abnormalities.  Assessment includes vitamin D 25-hydroxy screening to evaluate vitamin D levels.  Differential diagnoses include osteomalacia, osteoporosis, secondary hyperparathyroidism, and malabsorption syndromes.  Plan includes laboratory testing for 25-hydroxyvitamin D.  Results will guide treatment recommendations which may include vitamin D supplementation, dietary counseling, and increased sun exposure.  Patient education provided regarding the importance of vitamin D for bone health, immune function, and overall well-being.  Follow-up appointment scheduled to discuss results and formulate a personalized treatment plan.  ICD-10 code E55.9 Vitamin D deficiency unspecified will be utilized pending laboratory results.  CPT code 82306 for Vitamin D 25-hydroxy assay will be billed accordingly. This documentation supports medical necessity for the vitamin D 25-hydroxy screening.
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