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ICD-10 Coding for Foot Ulcer(E10.621, E11.621, L97.4-)

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

Also known as:

Diabetic Foot UlcerChronic Foot Ulcer

Related ICD-10 Code Ranges

Complete code families applicable to Foot Ulcer

E10.621-E11.621Primary Range

Diabetes with foot ulcer

Primary codes for diabetic foot ulcers, indicating the presence of a foot ulcer in patients with diabetes.

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

Used to specify the location and severity of the ulcer on the foot.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
E10.621Type 1 diabetes mellitus with foot ulcerUse when a patient with type 1 diabetes has a documented foot ulcer.
  • Documented diagnosis of type 1 diabetes
  • Presence of a foot ulcer
E11.621Type 2 diabetes mellitus with foot ulcerUse when a patient with type 2 diabetes has a documented foot ulcer.
  • Documented diagnosis of type 2 diabetes
  • Presence of a foot ulcer
L97.4-Non-pressure chronic ulcer of heel and midfootUse to specify the location of a foot ulcer on the heel or midfoot.
  • Documentation of ulcer location and severity

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 Foot Ulcer

The ICD-10 code for a diabetic foot ulcer is E11.621 for type 2 diabetes and E10.621 for type 1 diabetes, followed by L97 codes for ulcer location and severity.

Primary ICD-10-CM Codes for foot ulcer

Type 1 diabetes mellitus with foot ulcer
Billable Code

Decision Criteria

clinical Criteria

  • Presence of type 1 diabetes and foot ulcer

Applicable To

  • Diabetic foot ulcer in type 1 diabetes

Excludes

  • Pressure ulcer
  • Arterial ulcer

Clinical Validation Requirements

  • Documented diagnosis of type 1 diabetes
  • Presence of a foot ulcer

Code-Specific Risks

  • Incorrect sequencing with L97 codes

Coding Notes

  • Ensure diabetes code is sequenced before ulcer location 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 when the patient is on insulin therapy.

Differential Codes

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

Pressure ulcer

L89.-
Use for pressure-related ulcers, not diabetic-related.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Foot Ulcer to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code E10.621.

Impact

Clinical: Inaccurate treatment planning., Regulatory: Non-compliance with coding standards., Financial: Potential claim denials.

Mitigation Strategy

Always specify left or right in documentation.

Impact

Reimbursement: Higher denial rates and potential revenue loss., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Document ulcer depth and use specific codes like L97.422.

Impact

Use of unspecified codes increases audit risk.

Mitigation Strategy

Ensure detailed documentation of ulcer characteristics.

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 Foot Ulcer, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Foot Ulcer

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

Diabetic foot ulcer with neuropathy

Specialty: Endocrinology

Required Elements

  • Ulcer location
  • Ulcer dimensions
  • Depth and severity
  • Neuropathy presence

Examples: Poor vs. Good Documentation

Poor Documentation Example
Diabetic foot ulcer, treated with dressing.
Good Documentation Example
Type 2 diabetes with chronic non-pressure ulcer of right midfoot (L97.512), 3.2 cm × 2.1 cm × 0.7 cm, exposed tendon, ABI 0.8. Insulin-dependent (Z79.4).
Explanation
The good example provides specific ulcer location, dimensions, and diabetes management details.

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

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