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ICD-10 Coding for Acquired Absence of Kidney(Z90.5)

Complete ICD-10-CM coding and documentation guide for Acquired Absence of Kidney. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Post-nephrectomy statusUnilateral nephrectomy

Related ICD-10 Code Ranges

Complete code families applicable to Acquired Absence of Kidney

Z90.5Primary Range

Acquired absence of kidney

This code is used to document the acquired absence of a kidney due to surgical removal or trauma.

Congenital absence of kidney

These codes are used for congenital absence of kidney, which is not applicable for acquired conditions.

Key Information: ICD-10 code for acquired absence of kidney

Essential facts and insights about Acquired Absence of Kidney

The ICD-10 code for acquired absence of kidney is Z90.5, used for documenting the surgical or traumatic removal of a kidney.

Primary ICD-10-CM Code for acquired absence of kidney

Acquired absence of kidney
Billable Code

Decision Criteria

clinical Criteria

  • Absence confirmed by imaging and surgical history

coding Criteria

  • Not used for congenital absence

Applicable To

  • Post-surgical removal of kidney
  • Traumatic loss of kidney

Excludes

Clinical Validation Requirements

  • Imaging reports confirming absence of kidney
  • Surgical history indicating nephrectomy
  • Documentation of acquired cause (e.g., trauma, surgery)

Code-Specific Risks

  • Confusing with congenital absence codes
  • Not linking to related conditions like CKD

Coding Notes

  • Ensure documentation specifies the acquired nature and cause of absence.

Ancillary Codes

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

Donor of kidney

Z52.4
Use alongside Z90.5 for documenting kidney donation.

Differential Codes

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

Congenital absence of kidney

Q60.3
Use for congenital absence without surgical or traumatic history.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Acquired Absence of Kidney to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code Z90.5.

Impact

Clinical: Incomplete patient history., Regulatory: Potential non-compliance with coding standards., Financial: Risk of claim denials.

Mitigation Strategy

Use templates to ensure complete documentation., Regular training on documentation standards.

Impact

Reimbursement: Incorrect coding may lead to denied claims., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate patient records.

Mitigation Strategy

Use Q60.0-Q60.5 for congenital absence cases.

Impact

Using Z90.5 for congenital cases.

Mitigation Strategy

Regular audits and coder training.

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 Acquired Absence of Kidney, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Acquired Absence of Kidney

Use these documentation templates to ensure complete and accurate documentation for Acquired Absence of Kidney. These templates include all required elements for proper coding and billing.

Post-nephrectomy for cancer

Specialty: Nephrology

Required Elements

  • Surgical history
  • Imaging results
  • Current renal function

Example Documentation

Patient underwent left nephrectomy for renal cell carcinoma in 2020. Imaging confirms absence of left kidney. Current GFR is 58 mL/min/1.73m².

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has one kidney.
Good Documentation Example
Acquired absence of left kidney due to nephrectomy for renal cell carcinoma in 2020.
Explanation
The good example specifies the cause and date of nephrectomy, providing clarity.

Need help with ICD-10 coding for Acquired Absence of Kidney? Ask your questions below.

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