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ICD-10 Coding for Sacral Osteomyelitis(M46.28)

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

Also known as:

Osteomyelitis of the sacrumSacral bone infection

Related ICD-10 Code Ranges

Complete code families applicable to Sacral Osteomyelitis

M46.2-M46.3Primary Range

Other inflammatory spondylopathies

This range includes codes for osteomyelitis affecting the vertebrae, specifically the sacral and sacrococcygeal regions.

Osteomyelitis

This range includes codes for osteomyelitis affecting various bones, but not specifically the sacral region.

Key Information: ICD-10 code for sacral osteomyelitis

Essential facts and insights about Sacral Osteomyelitis

The ICD-10 code for sacral osteomyelitis is M46.28, used for osteomyelitis affecting the sacral and sacrococcygeal region.

Primary ICD-10-CM Code for sacral osteomyelitis

Osteomyelitis of vertebra, sacral and sacrococcygeal region
Billable Code

Decision Criteria

clinical Criteria

  • Confirmed sacral involvement on imaging and biopsy

coding Criteria

  • Use M46.28 when osteomyelitis is localized to the sacral region

documentation Criteria

  • Documentation must specify sacral involvement and confirmation method

Applicable To

  • Chronic osteomyelitis of sacral vertebra

Excludes

  • Osteomyelitis of other bones (M86.-)

Clinical Validation Requirements

  • Histopathology confirms chronic osteomyelitis
  • MRI shows T1 hypointensity/T2 hyperintensity in sacrum
  • Bone biopsy with positive culture

Code-Specific Risks

  • Misclassification if the site is not specified
  • Incorrect sequencing if linked to diabetes or pressure ulcer

Coding Notes

  • Ensure documentation specifies the sacral region and includes confirmation methods.

Ancillary Codes

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

Methicillin-resistant Staphylococcus aureus

B95.61
Use when MRSA is identified as the causative organism.

Pressure ulcer, sacral region, stage 4

L89.154
Use when a stage 4 pressure ulcer is present and contributing to the osteomyelitis.

Differential Codes

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

Chronic osteomyelitis, ankle/foot

M86.07
Use for osteomyelitis affecting the ankle or foot, not the sacral region.

Infection of intervertebral disc, sacral

M46.3
Use for discitis without bone involvement.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Sacral Osteomyelitis to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code M46.28.

Impact

Clinical: May lead to inappropriate treatment planning., Regulatory: Increases risk of non-compliance with coding standards., Financial: Potential for reduced reimbursement due to unspecified coding.

Mitigation Strategy

Ensure documentation specifies the sacral region., Include confirmation methods such as imaging or biopsy.

Impact

Reimbursement: May lead to lower reimbursement due to unspecified coding., Compliance: Increases risk of audit due to lack of specificity., Data Quality: Affects data accuracy and quality for clinical research.

Mitigation Strategy

Ensure documentation specifies the sacral region to use M46.28.

Impact

Use of unspecified codes when specific codes are applicable.

Mitigation Strategy

Ensure documentation specifies the sacral region and includes confirmation methods.

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 Sacral Osteomyelitis, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Sacral Osteomyelitis

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

Chronic sacral osteomyelitis with pressure ulcer

Specialty: Orthopedic Surgery

Required Elements

  • Location of osteomyelitis
  • Etiology and contributing factors
  • Intraoperative findings
  • Specimens sent for culture
  • Confirmation method

Example Documentation

Chronic osteomyelitis of sacral ala (S2-S4) confirmed by CT and biopsy, managed with antibiotics.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Sacral infection, treat with antibiotics.
Good Documentation Example
Chronic osteomyelitis of sacral ala (S2-S4) confirmed by CT (cortical destruction) and biopsy (positive for E. coli), managed with 6-week ceftriaxone.
Explanation
The good example specifies the location, confirmation method, organism, and treatment plan.

Need help with ICD-10 coding for Sacral Osteomyelitis? Ask your questions below.

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