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E55.9
ICD-10-CM
Vitamin D 25-Hydroxy Deficiency

Find information on Vitamin D 25-Hydroxy deficiency diagnosis, including clinical documentation, medical coding, ICD-10 codes, lab tests, and treatment options. Learn about symptoms, risk factors, and best practices for healthcare professionals documenting and coding this condition. Explore resources related to Vitamin D deficiency screening, diagnosis criteria, and patient education materials. This information is intended for healthcare providers and medical coding specialists seeking accurate and up-to-date clinical information.

Also known as

Vitamin D Deficiency
25-Hydroxyvitamin D Deficiency

Diagnosis Snapshot

Key Facts
  • Definition : Low levels of 25-hydroxyvitamin D in the blood, impairing calcium absorption.
  • 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 E55.9 Coding
E55.9

Vitamin D deficiency

Deficiency of vitamin D, unspecified.

E64.9

Unspecified nutritional deficiency

Nutritional deficiency, unspecified.

M90.9

Osteomalacia, unspecified

Softening of the bones, unspecified, often due to vitamin D deficiency.

D53.1

Nutritional rickets

Rickets caused by vitamin D deficiency.

Code-Specific Guidance

Decision Tree for

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

Is the Vitamin D deficiency due to a metabolic disorder?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Vitamin D deficiency
Vitamin D insufficiency
Osteomalacia (adult)

Documentation Best Practices

Documentation Checklist
  • Vitamin D deficiency diagnosis documented
  • 25-hydroxyvitamin D level <20 ng/mL
  • Symptoms of deficiency noted (e.g., fatigue, bone pain)
  • ICD-10-CM code E55.9 documented
  • Treatment plan for vitamin D deficiency specified

Coding and Audit Risks

Common Risks
  • Unspecified Deficiency Code

    Using unspecified vitamin D deficiency codes (e.g., E55.9) when a more specific 25-hydroxy level is documented, impacting reimbursement and data accuracy.

  • Documentation Discrepancy

    Mismatched documentation between 25-hydroxy level and clinical indicators of deficiency, leading to coding errors and potential compliance issues. ICD-10-CM coding guidelines must be followed.

  • Osteomalacia vs. Deficiency

    Incorrectly coding vitamin D deficiency (E55.9) when osteomalacia (M83.3) is present, affecting severity reflection and appropriate clinical care pathways. Review medical record for bone-related conditions.

Mitigation Tips

Best Practices
  • Document sun exposure, diet, supplements for accurate V25OHD diagnosis ICD-10 E55.9
  • Ensure proper units ngmL or nmolL for 25OHD levels in clinical documentation for CDI
  • Review patient medications interfering with V25OHD metabolism for compliant coding
  • Query physician for specific deficiency cause, eg, malabsorption, for improved CDI
  • Use SNOMED CT 3656007 for Vitamin D Deficiency in EHR for interoperability compliance

Clinical Decision Support

Checklist
  • Confirm deficiency: 25(OH)D <20 ng/mL (ICD-10 E55.9)
  • Evaluate symptoms: fatigue, bone pain, muscle weakness
  • Review risk factors: limited sun, malabsorption (ICD-10 K90)
  • Assess medications: anticonvulsants, glucocorticoids
  • Document diagnosis, severity, and treatment plan clearly

Reimbursement and Quality Metrics

Impact Summary
  • ICD-10-CM E55.9 Vitamin D deficiency impacts reimbursement through accurate coding, affecting DRG assignment and payment.
  • Coding quality metrics like Case Mix Index (CMI) and risk adjustment scores are influenced by proper E55.9 diagnosis coding.
  • Hospital reporting accuracy for Vitamin D deficiency prevalence and treatment efficacy relies on correct E55.9 coding.
  • Denial management and revenue cycle optimization benefit from precise E55.9 coding for Vitamin D deficiency.

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
  • Use additional codes for symptoms
  • Document serum 25(OH)D level
  • Check medical necessity guidelines
  • Consider Z codes for screening

Documentation Templates

Patient presents with signs and symptoms suggestive of Vitamin D deficiency, including fatigue, muscle weakness, bone pain, and depressed mood.  Risk factors for Vitamin D 25-hydroxy deficiency such as limited sun exposure, malabsorption, dark skin pigmentation, and obesity were assessed.  Laboratory results confirm Vitamin D deficiency with a 25-hydroxyvitamin D level of [insert value] ngmL, indicating hypovitaminosis D.  Differential diagnoses considered included osteomalacia, osteoporosis, secondary hyperparathyroidism, and fibromyalgia.  Based on the patient's presentation, laboratory findings, and risk factors, a diagnosis of Vitamin D 25-hydroxy deficiency (ICD-10 code E55.9) is established.  The patient's medical history, family history, and current medication list were reviewed.  Treatment plan includes Vitamin D supplementation with [insert dosage and frequency] of [insert specific Vitamin D formulation, e.g., cholecalciferol or ergocalciferol].  Patient education regarding the importance of Vitamin D for bone health, calcium absorption, and overall well-being was provided, including dietary sources and sun exposure recommendations.  Follow-up appointment scheduled in [ timeframe] to monitor Vitamin D levels and assess response to therapy.  Patient advised to contact the office if symptoms worsen or new symptoms develop.