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ICD-10 Guide
ICD-10 CodesE61.9

E61.9

Billable

Deficiency of nutrient element, unspecified

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 E61.9 is a billable code used to indicate a diagnosis of deficiency of nutrient element, unspecified.

Key Diagnostic Point:

Deficiency of nutrient element, unspecified (E61.9) refers to a condition characterized by a lack of essential nutrients, particularly dietary minerals and trace elements, that are vital for various physiological functions. Nutrient deficiencies can lead to a range of health issues, including impaired immune function, anemia, and developmental delays. Common dietary minerals include calcium, potassium, magnesium, and iron, while trace elements include zinc, selenium, and copper. The clinical presentation of nutrient deficiencies can vary widely, often depending on the specific nutrient lacking. Symptoms may include fatigue, weakness, hair loss, and skin changes. Diagnosis typically involves a thorough clinical evaluation, dietary assessment, and laboratory tests to measure serum levels of specific nutrients. Treatment often includes dietary modifications and supplementation to restore adequate nutrient levels. However, the unspecified nature of this code indicates that the specific nutrient deficiency has not been identified, which can complicate treatment and management strategies.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Lack of specificity regarding the nutrient element involved
  • Variability in clinical presentation and symptoms
  • Need for comprehensive dietary assessments
  • Potential overlap with other deficiency codes

Audit Risk Factors

  • Insufficient documentation of dietary history
  • Lack of laboratory test results to support diagnosis
  • Failure to specify the nutrient deficiency when known
  • Inconsistent coding practices among providers

Specialty Focus

Medical Specialties

Nutritionist/Dietitian

Documentation Requirements

Detailed dietary assessments and patient history are essential for accurate coding.

Common Clinical Scenarios

Patients presenting with unexplained fatigue, hair loss, or skin issues may be evaluated for nutrient deficiencies.

Billing Considerations

Nutritional counseling and follow-up assessments are critical for determining the effectiveness of interventions.

Internal Medicine

Documentation Requirements

Comprehensive clinical evaluations and lab results to confirm deficiencies.

Common Clinical Scenarios

Patients with chronic illnesses may present with multiple nutrient deficiencies requiring careful management.

Billing Considerations

Consideration of comorbid conditions that may affect nutrient absorption or metabolism.

Coding Guidelines

Inclusion Criteria

Use E61.9 When
  • According to ICD
  • 10 coding guidelines, E61
  • 9 should be used when the specific nutrient deficiency is not identified
  • Coders should ensure that documentation supports the diagnosis and that other related conditions are ruled out

Exclusion Criteria

Do NOT use E61.9 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

97802CPT Code

Medical nutrition therapy, individual, face-to-face

Clinical Scenario

Used when a patient is evaluated for nutrient deficiencies and requires dietary counseling.

Documentation Requirements

Document the patient's nutritional status, dietary history, and specific recommendations made.

Specialty Considerations

Nutritionists should ensure that all assessments are thorough and well-documented.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of nutrient deficiencies, but E61.9 remains a catch-all for unspecified cases, which can lead to challenges in treatment and management.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of nutrient deficiencies, but E61.9 remains a catch-all for unspecified cases, which can lead to challenges in treatment and management.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of nutrient deficiencies, but E61.9 remains a catch-all for unspecified cases, which can lead to challenges in treatment and management.

Resources

Clinical References

  • •
    Nutritional Deficiencies: A Comprehensive Guide

Coding & Billing References

  • •
    Nutritional Deficiencies: A Comprehensive Guide

Frequently Asked Questions

When should I use E61.9 instead of a specific nutrient deficiency code?

Use E61.9 when the specific nutrient deficiency has not been identified or documented. If a specific deficiency is confirmed, use the corresponding code.