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Z86.39
ICD-10-CM
History of Vitamin D Deficiency

Learn about accurate diagnosis coding and clinical documentation for Vitamin D Deficiency. This resource covers history of Vitamin D Deficiency, including ICD-10 codes, SNOMED CT codes, diagnostic criteria, and medical necessity documentation for optimal reimbursement. Explore best practices for charting past Vitamin D deficiency, including low Vitamin D symptoms, lab results, and treatment history. Improve your healthcare documentation and coding accuracy for Vitamin D Deficiency diagnosis.

Also known as

Vitamin D Deficiency History
Resolved Vitamin D Deficiency

Diagnosis Snapshot

Key Facts
  • Definition : Insufficient levels of vitamin D in the body, leading to impaired calcium absorption.
  • Clinical Signs : Bone pain, muscle weakness, fatigue, increased risk of fractures.
  • Common Settings : Primary care, endocrinology, osteoporosis clinics.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC Z86.39 Coding
E55.9

Vitamin D deficiency

Covers unspecified vitamin D deficiency.

E64.9

Unspecified nutritional deficiency

May be used if specific vitamin D detail is lacking.

Z86.0

Personal history of vitamin D deficiency

Indicates past vitamin D deficiency, now resolved.

Code-Specific Guidance

Decision Tree for

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

Is the Vitamin D deficiency currently active?

  • Yes

    Do NOT code history. Code active Vitamin D deficiency (E55.9).

  • No

    Is there any documented residual effect?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Vitamin D deficiency
Rickets (children)
Osteomalacia (adults)

Documentation Best Practices

Documentation Checklist
  • Vitamin D deficiency diagnosis documented
  • Serum 25(OH)D level <20 ng/mL indicated
  • Symptoms, e.g., fatigue, bone pain, noted
  • Underlying causes, if known, specified
  • ICD-10-CM code E55.9 documented

Coding and Audit Risks

Common Risks
  • Unspecified Deficiency

    Coding E55.9 (Vitamin D deficiency, unspecified) without documenting the specific type (e.g., nutritional, after gastrectomy) can lead to denials.

  • Lack of Specificity

    Failing to document the severity or acuity (active vs. history of) can impact reimbursement and quality reporting. CDI should query for clarity.

  • Conflicting Information

    Discrepancies between physician documentation and lab results regarding vitamin D levels create compliance risks and require physician clarification.

Mitigation Tips

Best Practices
  • Document specific S/S & duration for ICD-10 E55.9
  • Correlate lab results (25-hydroxyvitamin D) with diagnosis
  • Avoid unspecified codes. Use E55.9 only when documented as such
  • Query physician for clarity if documentation lacks detail
  • Review medical necessity for vitamin D testing per guidelines

Clinical Decision Support

Checklist
  • Check serum 25-hydroxyvitamin D levels.
  • Document deficiency severity (mild, moderate, severe).
  • Assess for underlying causes (malabsorption, medications).
  • Review dietary intake and sun exposure history.
  • Correlate with signs/symptoms (bone pain, muscle weakness).

Reimbursement and Quality Metrics

Impact Summary
  • **Reimbursement and Quality Metrics Impact Summary: History of Vitamin D Deficiency**
  • **Keywords:** Vitamin D deficiency diagnosis, ICD-10 E55.9, medical billing, coding accuracy, reimbursement impact, quality reporting, risk adjustment, hospital revenue cycle
  • **Impacts:**
  • Reduced reimbursement if coded incorrectly. HCC implications.
  • Impacts quality scores related to bone health and chronic disease management.
  • May trigger care gaps impacting value-based payment models.

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.

Quick Tips

Practical Coding Tips
  • Code E55.9 for unspecified deficiency
  • Document deficiency severity
  • Query physician if diagnosis unclear
  • Check for related osteoporosis codes
  • Consider secondary deficiency codes

Documentation Templates

Patient presents with a history of vitamin D deficiency (hypovitaminosis D).  Past medical history includes [insert relevant past medical history, e.g., malabsorption syndromes, gastric bypass surgery, limited sun exposure, dietary restrictions, or use of medications interfering with vitamin D absorption].  Patient may report symptoms consistent with vitamin D deficiency such as muscle weakness, bone pain, fatigue, or depression.  Previous lab results confirmed low 25-hydroxyvitamin D levels (below 20 ngmL), indicating insufficient vitamin D status.  Differential diagnosis considered hypoparathyroidism, osteomalacia, and osteoporosis.  Assessment includes review of dietary intake of vitamin D, sun exposure habits, and family history of vitamin D deficiency.  Plan includes vitamin D supplementation with [specify dose and frequency, e.g., cholecalciferol 50,000 IU weekly] to address the vitamin D insufficiency.  Patient education provided on the importance of vitamin D for bone health, calcium absorption, and overall well-being.  Follow-up appointment scheduled to monitor 25-hydroxyvitamin D levels and assess response to treatment.  ICD-10 code E55.9 Vitamin D deficiency, unspecified is assigned.  Monitoring for improvement in symptoms and achieving optimal vitamin D levels will be essential for long-term health management.
History of Vitamin D Deficiency - AI-Powered ICD-10 Documentation