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ICD-10 Coding for Diabetic Foot(E11.621, L97.413)

Complete ICD-10-CM coding and documentation guide for Diabetic Foot. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Diabetic Foot UlcerDiabetic Neuropathic Ulcer

Related ICD-10 Code Ranges

Complete code families applicable to Diabetic Foot

E10-E14Primary Range

Diabetes mellitus

Covers diabetes-related conditions including foot ulcers.

Non-pressure chronic ulcer of lower limb, not elsewhere classified

Used for specifying the site and severity of diabetic foot ulcers.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
E11.621Type 2 diabetes mellitus with foot ulcerUse for patients with Type 2 diabetes presenting with a foot ulcer.
  • HbA1c >7%
  • Wagner Grade ≥2 ulcer
L97.413Non-pressure chronic ulcer of right heel and midfoot with necrosis of muscleUse for ulcers with muscle necrosis on the right heel/midfoot.
  • MRI/XR showing muscle necrosis
  • Wound measurement

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for diabetic foot ulcer

Essential facts and insights about Diabetic Foot

The ICD-10 code for diabetic foot ulcer is E11.621, with additional codes like L97.413 for site and severity.

Primary ICD-10-CM Codes for diabetic foot

Type 2 diabetes mellitus with foot ulcer
Billable Code

Decision Criteria

clinical Criteria

  • Presence of a foot ulcer in a patient with Type 2 diabetes.

Applicable To

  • Diabetic foot ulcer

Excludes

  • Pressure ulcer (L89.-)

Clinical Validation Requirements

  • HbA1c >7%
  • Wagner Grade ≥2 ulcer

Code-Specific Risks

  • Ensure ulcer is linked to diabetes in documentation.

Coding Notes

  • Sequence diabetes complication codes before ulcer site codes.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Long term (current) use of insulin

Z79.4
Use if the patient is on insulin therapy.

Type 2 diabetes mellitus with peripheral angiopathy without gangrene

E11.51
Use if peripheral angiopathy is present.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Pressure ulcer of other site

L89.891
Differentiate based on ulcer being pressure-related.

Pressure ulcer of right heel, stage unspecified

L89.619
Differentiate based on pressure-related etiology.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Diabetic Foot to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code E11.621.

Impact

Clinical: Incomplete treatment documentation., Regulatory: Non-compliance with coding guidelines., Financial: Potential reimbursement loss.

Mitigation Strategy

Always check for insulin use in diabetic patients.

Impact

Reimbursement: May result in lower reimbursement rates., Compliance: Increases risk of audit failures., Data Quality: Reduces accuracy of clinical data.

Mitigation Strategy

Specify ulcer site and depth using L97.- codes.

Impact

High denial rates for unspecified ulcer codes.

Mitigation Strategy

Use specific L97.- codes with detailed documentation.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Diabetic Foot, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Diabetic Foot

Use these documentation templates to ensure complete and accurate documentation for Diabetic Foot. These templates include all required elements for proper coding and billing.

Diabetic foot ulcer with muscle necrosis

Specialty: Podiatry

Required Elements

  • Ulcer location
  • Ulcer depth
  • Diabetes type
  • Treatment plan

Example Documentation

Patient with Type 2 DM presents with a 3cm x 2cm ulcer on the right heel, extending to muscle.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Foot ulcer in diabetic patient.
Good Documentation Example
Type 2 DM with 3cm x 2cm ulcer on right heel, muscle necrosis.
Explanation
The good example specifies ulcer size, location, and necrosis.

Need help with ICD-10 coding for Diabetic Foot? Ask your questions below.

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