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ICD-10 Guide
ICD-10 CodesM54.04

M54.04

Billable

Panniculitis affecting regions of neck and back, thoracic region

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED08/28/2025

Code Description

ICD-10 M54.04 is a billable code used to indicate a diagnosis of panniculitis affecting regions of neck and back, thoracic region.

Key Diagnostic Point:

Panniculitis affecting regions of neck and back, thoracic region

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity
### Analysis of ICD-10 Code M54.04 **1) Complexity Rating: Medium** The complexity of coding M54.04 is rated as medium due to the need for precise documentation of the condition, its location, and potential underlying causes. The specificity of the code indicates that it pertains to panniculitis affecting specific anatomical regions, which can complicate diagnosis and treatment. **2) Documentation Requirements:** - **Clinical Diagnosis:** Clear documentation of panniculitis, including the clinical findings that support the diagnosis. - **Location Specification:** Detailed description of the affected regions (neck and thoracic back) must be included. - **Symptoms:** Documentation of associated symptoms such as pain, swelling, or tenderness in the affected areas. - **Duration and Severity:** Information regarding the duration of symptoms and their severity should be noted. - **Exclusion of Other Conditions:** Documentation should indicate that other potential causes of similar symptoms (e.g., infections, trauma) have been ruled out. - **Treatment Plan:** Details of any treatments administered or planned, including medications or surgical interventions. **3) Clinical Considerations:** - **Etiology:** Panniculitis can be idiopathic or secondary to other conditions (e.g., infections, autoimmune disorders). Understanding the underlying cause is crucial for effective management. - **Patient History:** A thorough patient history, including any previous episodes, comorbidities, and medication use, is essential for accurate diagnosis and treatment. - **Follow-Up:** Regular follow-up may be necessary to monitor the condition and response to treatment, which should be documented. **4) Audit Risk Factors:** - **Insufficient Documentation:** Inadequate documentation of the diagnosis or treatment can lead to claim denials or audits. - **Misdiagnosis:** Incorrectly coding related conditions or failing to specify the location can result in inappropriate coding and billing. - **Lack of Clinical Correlation:** If the documentation does not support the diagnosis of panniculitis, it may raise flags during audits. - **Inconsistent Coding:** Variability in coding practices among providers can lead to discrepancies and increased scrutiny. **5) Coding Best Practices:** - **Use Specific Codes:** Always use the most specific code available to accurately reflect the patient’s condition. - **Thorough Documentation:** Ensure that all clinical findings, treatment plans, and patient interactions are well-documented to support the diagnosis. - **Regular Training:** Stay updated with coding guidelines and changes in ICD-10 to maintain compliance and accuracy. - **Collaboration with Clinical Staff:** Work closely with healthcare providers to ensure that documentation meets coding requirements and accurately reflects the patient’s condition. - **Review and Audit:** Conduct regular internal audits of coding practices to identify areas for improvement and ensure adherence to coding standards. By adhering to these guidelines, healthcare professionals can effectively manage the complexities associated with coding M54.04, ensuring accurate representation of patient conditions and compliance with coding regulations.

Specialty Focus

Medical Specialties

### Medical Specialties Related to ICD-10 Code M54.04: Panniculitis Affecting Regions of Neck and Back, Thoracic Region #### 1) Primary Specialty - **Rheumatology (60%)** - Rheumatologists are often the primary specialists involved in diagnosing and managing panniculitis, particularly when it is associated with autoimmune conditions or systemic diseases. #### 2) Secondary Specialties - **Dermatology (20%)** - Dermatologists may be consulted for skin manifestations and biopsies to confirm the diagnosis of panniculitis. - **Internal Medicine (10%)** - Internists may manage underlying systemic conditions that contribute to panniculitis and coordinate care with specialists. - **Pain Management (5%)** - Pain management specialists may be involved in treating chronic pain associated with panniculitis. - **Physical Medicine and Rehabilitation (PM&R) (5%)** - PM&R specialists may assist in rehabilitation and functional recovery for patients experiencing mobility issues due to panniculitis. #### 3) Documentation Requirements - **Clinical History:** - Detailed patient history including onset, duration, and progression of symptoms. - Previous medical history, including autoimmune diseases, infections, or trauma. - **Physical Examination:** - Document findings from the physical examination, including the location, size, and characteristics of any lesions or nodules. - **Diagnostic Tests:** - Results from imaging studies (e.g., MRI, CT scans) if performed. - Laboratory tests, including inflammatory markers and autoimmune panels. - **Treatment Plan:** - Document the treatment regimen, including medications (e.g., corticosteroids, immunosuppressants) and any referrals to other specialists. - **Follow-Up:** - Notes on follow-up visits, response to treatment, and any changes in the clinical condition. #### 4) Clinical Scenarios - **Scenario 1: Autoimmune Panniculitis** - A 35-year-old female presents with painful nodules on her back and neck. She has a history of lupus erythematosus. A rheumatologist evaluates her and confirms panniculitis as a manifestation of her underlying condition. - **Scenario 2: Infectious Etiology** - A 50-year-old male with diabetes develops painful subcutaneous nodules on his neck. A dermatologist performs a biopsy, revealing infectious panniculitis due to a bacterial infection. Treatment includes antibiotics and management of his diabetes. - **Scenario 3: Post-Surgical Panniculitis** - A 45-year-old female develops panniculitis after undergoing abdominal surgery. She presents with painful areas on her back. The PM&R specialist evaluates her for rehabilitation and pain management. #### 5) Specialty Considerations - **Rheumatology:** - Rheumatologists should be aware of the systemic implications of panniculitis and consider a comprehensive approach to manage any underlying autoimmune disorders. - **Dermatology:** - Dermatologists should be skilled in performing skin biopsies and interpreting histopathological findings to differentiate panniculitis from other dermatological conditions. - **Internal Medicine:** - Internists must consider the broader implications of panniculitis in the context of systemic diseases and coordinate care effectively among specialists. - **Pain Management:** - Pain management specialists should focus on multimodal approaches to alleviate chronic pain associated with panniculitis, including pharmacological and non-pharmacological interventions. - **PM&R:** - PM&R specialists should assess functional limitations and develop rehabilitation strategies to improve the patient's quality of life, particularly if mobility is affected. ### Conclusion Understanding the multifaceted nature of panniculitis and its implications across various specialties is crucial for effective patient management. Accurate documentation and a collaborative approach among specialists can enhance patient outcomes and ensure comprehensive care.

Coding Guidelines

Inclusion Criteria

Use M54.04 When
  • 10 Coding Guidelines for M54
  • 04: Panniculitis Affecting Regions of Neck and Back, Thoracic Region
  • 1) Inclusion Criteria
  • Panniculitis: This code specifically includes conditions characterized by inflammation of the subcutaneous fat layer (panniculus)
  • Affected Regions: The code applies to panniculitis localized to the neck and thoracic regions of the back
  • Clinical Presentation: Symptoms may include localized pain, swelling, and tenderness in the affected areas
  • Other Types of Panniculitis: Do not use M54
  • 04 for panniculitis affecting other regions of the body (e

Exclusion Criteria

Do NOT use M54.04 When
  • 2) Exclusion Notes
  • panniculitis Conditions: Exclude conditions that may mimic panniculitis but are classified under different diagnoses (e

Related ICD-10 Codes

Related CPT Codes

### CPT Codes for ICD-10 M54.04 (Panniculitis affecting regions of neck and back, thoracic region) #### 1. Lab/Diagnostic Procedures - **CPT 80050**: General health panel (includes a comprehensive metabolic panel, complete blood count, and other tests). - **CPT 85025**: Complete blood count (CBC) with differential white blood cell count. - **CPT 88305**: Level IV surgical pathology, gross and microscopic examination (if a biopsy is performed). - **CPT 88304**: Level III surgical pathology, gross and microscopic examination (if a biopsy is performed). #### 2. Treatment Procedures - **CPT 20610**: Arthrocentesis, aspiration, and/or injection into a major joint or bursa (if applicable for joint involvement). - **CPT 96401**: Chemotherapy administration, subcutaneous or intramuscular, non-hormonal anti-neoplastic. - **CPT 96372**: Therapeutic, prophylactic, or diagnostic injection (specify substance or drug). - **CPT 97010**: Application of a modality to 1 or more areas; hot or cold packs. - **CPT 97012**: Application of a modality to 1 or more areas; traction, mechanical. #### 3. Follow-up Codes - **CPT 99211**: Established patient office or other outpatient visit, typically 5 minutes. - **CPT 99212**: Established patient office or other outpatient visit, typically 10 minutes. - **CPT 99213**: Established patient office or other outpatient visit, typically 15 minutes. - **CPT 99214**: Established patient office or other outpatient visit, typically 25 minutes. #### 4. Reimbursement Ranges - **CPT 80050**: $50 - $150 (varies by location and insurance). - **CPT 85025**: $20 - $50. - **CPT 88305**: $150 - $300 (depending on complexity). - **CPT 20610**: $100 - $200. - **CPT 96401**: $100 - $300 (depending on drug used). - **CPT 97010**: $15 - $50. - **CPT 97012**: $15 - $50. - **CPT 99211 - 99214**: $40 - $150 (varies by complexity and time). #### 5. Billing Notes - Ensure that the diagnosis code (ICD-10 M54.04) is linked to the appropriate CPT codes for accurate billing. - Document all procedures and treatments thoroughly in the patient's medical record to support the billed services. - Check with specific insurance providers for any pre-authorization requirements for certain procedures. - Use modifiers as necessary (e.g., modifier 25 for significant, separately identifiable evaluation and management service by the same physician on the same day). - Be aware of local coverage determinations (LCDs) that may affect reimbursement for specific procedures related to panniculitis. ### Conclusion When coding for ICD-10 M54.04, it is essential to select the appropriate CPT codes based on the services provided, ensuring compliance with coding guidelines and maximizing reimbursement potential. Always stay updated with any changes in coding practices and payer policies.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Impact of ICD-10 on M54.04 (Panniculitis affecting regions of neck and back, thoracic region)
1. Clinical Specificity vs ICD-9
The transition from ICD-9 to ICD-10 brought significant improvements in clinical specificity. ICD-9 contained limited codes that often required the use of multiple codes to describe a single condition adequately. For example, ICD-9 had a general code for panniculitis but lacked the granularity to specify the affected anatomical regions.

ICD-9 vs ICD-10

Impact of ICD-10 on M54.04 (Panniculitis affecting regions of neck and back, thoracic region) 1. Clinical Specificity vs ICD-9 The transition from ICD-9 to ICD-10 brought significant improvements in clinical specificity. ICD-9 contained limited codes that often required the use of multiple codes to describe a single condition adequately. For example, ICD-9 had a general code for panniculitis but lacked the granularity to specify the affected anatomical regions. In contrast, ICD-10 allows for detailed coding, such as M54.04, which specifies panniculitis affecting the neck and thoracic region. This specificity enhances clinical documentation and improves the accuracy of patient records, allowing healthcare providers to better understand the prevalence and manifestations of panniculitis in different anatomical areas. Enhanced specificity also aids in clinical decision-making and treatment planning. 2. Quality Measures The introduction of ICD-10 has implications for quality measures in healthcare. The specificity of M54.04 allows for more accurate tracking of patient...

Reimbursement & Billing Impact

Reimbursement Impact

Resources

Clinical References

Here is a comprehensive list of resources for ICD-10 code M54.04 (Panniculitis affecting regions of neck and back, thoracic region): ### 1) Official Guidelines - **ICD-10-CM Official Guidelines for Coding and Reporting**: This document is published by the Centers for Medicare & Medicaid Services (CMS) and the National Center for Health Statistics (NCHS). It provides coding conventions, guidelines, and instructions for accurate coding. - **Link**: [CMS ICD-10-CM Guidelines](https://www.cms.gov/medicare/coding/diagnosiscodes/icd10) ### 2) Clinical References - **Current Medical Diagnosis and Treatment 2023**: This textbook provides comprehensive information on various medical conditions, including panniculitis, and discusses clinical management and treatment options. - **Dermatology: An Illustrated Colour Text**: This resource offers insights into skin conditions, including panniculitis, with visual aids and clinical descriptions. ### 3) Professional Organizations - **American Academy of Dermatology (AAD)**: AAD provides resources, guidelines, and continuing education on skin conditions, including panniculitis. - **Link**: [AAD Website](https://www.aad.org) - **American College of Rheumatology (ACR)**: ACR offers resources related to rheumatologic conditions that may include panniculitis as a symptom or associated condition. - **Link**: [ACR Website](https://www.rheumatology.org) ### 4) Educational Materials - **ICD-10-CM Coding Handbook**: This handbook, published by the American Academy of Professional Coders (AAPC), provides detailed explanations and examples of coding practices, including specific chapters on musculoskeletal and connective tissue disorders. - **Coding for the Physician's Office: A Comprehensive Guide**: This guide offers insights into coding practices, including the nuances of coding for conditions like panniculitis. ### 5) Online Tools - **CMS ICD-10 Lookup Tool**: This tool allows healthcare professionals to search for specific ICD-10 codes and provides descriptions and guidelines. - **Link**: [CMS ICD-10 Lookup Tool](https://www.cms.gov/medicare/coding/diagnosiscodes/lookup-tool) - **AAPC Coder**: An online coding tool that provides access to a comprehensive database of ICD-10 codes, including M54.04, with descriptions and coding guidelines. - **Link**: [AAPC Coder](https://www.aapc.com/coder/) These resources will assist healthcare professionals in understanding and accurately coding for panniculitis affecting the neck and back, ensuring compliance with official coding guidelines and enhancing clinical practice.

Coding & Billing References

Here is a comprehensive list of resources for ICD-10 code M54.04 (Panniculitis affecting regions of neck and back, thoracic region): ### 1) Official Guidelines - **ICD-10-CM Official Guidelines for Coding and Reporting**: This document is published by the Centers for Medicare & Medicaid Services (CMS) and the National Center for Health Statistics (NCHS). It provides coding conventions, guidelines, and instructions for accurate coding. - **Link**: [CMS ICD-10-CM Guidelines](https://www.cms.gov/medicare/coding/diagnosiscodes/icd10) ### 2) Clinical References - **Current Medical Diagnosis and Treatment 2023**: This textbook provides comprehensive information on various medical conditions, including panniculitis, and discusses clinical management and treatment options. - **Dermatology: An Illustrated Colour Text**: This resource offers insights into skin conditions, including panniculitis, with visual aids and clinical descriptions. ### 3) Professional Organizations - **American Academy of Dermatology (AAD)**: AAD provides resources, guidelines, and continuing education on skin conditions, including panniculitis. - **Link**: [AAD Website](https://www.aad.org) - **American College of Rheumatology (ACR)**: ACR offers resources related to rheumatologic conditions that may include panniculitis as a symptom or associated condition. - **Link**: [ACR Website](https://www.rheumatology.org) ### 4) Educational Materials - **ICD-10-CM Coding Handbook**: This handbook, published by the American Academy of Professional Coders (AAPC), provides detailed explanations and examples of coding practices, including specific chapters on musculoskeletal and connective tissue disorders. - **Coding for the Physician's Office: A Comprehensive Guide**: This guide offers insights into coding practices, including the nuances of coding for conditions like panniculitis. ### 5) Online Tools - **CMS ICD-10 Lookup Tool**: This tool allows healthcare professionals to search for specific ICD-10 codes and provides descriptions and guidelines. - **Link**: [CMS ICD-10 Lookup Tool](https://www.cms.gov/medicare/coding/diagnosiscodes/lookup-tool) - **AAPC Coder**: An online coding tool that provides access to a comprehensive database of ICD-10 codes, including M54.04, with descriptions and coding guidelines. - **Link**: [AAPC Coder](https://www.aapc.com/coder/) These resources will assist healthcare professionals in understanding and accurately coding for panniculitis affecting the neck and back, ensuring compliance with official coding guidelines and enhancing clinical practice.

Frequently Asked Questions

# FAQs for ICD-10 Code M54.04: Panniculitis Affecting Regions of Neck and Back, Thoracic Region ### Q1: Is M54.04 a billable code? **A1:** Yes, M54.04 is a billable code. It is classified as a specific diagnosis code under ICD-10-CM and can be used for billing purposes when the condition is documented in the patient's medical record. ### Q2: What are the documentation requirements for using M54.04? **A2:** To accurately use M54.04, the following documentation is required: - A clear diagnosis of panniculitis affecting the neck and back, specifically the thoracic region. - Clinical findings that support the diagnosis, including symptoms such as pain, tenderness, or swelling in the affected areas. - Any relevant imaging or laboratory results that corroborate the diagnosis. - A detailed patient history that may include previous episodes, underlying conditions, or contributing factors. ### Q3: When should M54.04 be used versus alternative codes? **A3:** M54.04 should be used when the specific diagnosis of panniculitis affecting the neck and back, thoracic region is confirmed. Alternatives may include: - **M54.00**: Panniculitis, unspecified site, if the site is not specified. - **M54.01**: Panniculitis affecting the head, if the condition affects the head region. - **M54.02**: Panniculitis affecting the upper limb, if the condition affects the upper extremities. - **M54.03**: Panniculitis affecting the lower limb, if the condition affects the lower extremities. Choosing the correct code depends on the specific anatomical location and nature of the panniculitis. ### Q4: What are common scenarios for using M54.04? **A4:** Common scenarios for using M54.04 include: - A patient presenting with localized pain and swelling in the thoracic region of the back, diagnosed as panniculitis after clinical evaluation. - A patient with a history of autoimmune disorders presenting with symptoms consistent with panniculitis in the neck and upper back. - A patient experiencing recurrent episodes of panniculitis in the thoracic region, requiring ongoing management and documentation of the condition. ### Q5: What resources can healthcare professionals refer to for more information on M54.04? **A5:** Healthcare professionals can refer to the following resources for more information: - **ICD-10-CM Official Guidelines for Coding and Reporting**: Provides comprehensive guidelines on coding practices. - **American Academy of Professional Coders (AAPC)**: Offers training and resources for medical coding professionals. - **Centers for Medicare & Medicaid Services (CMS)**: Provides updates and resources related to ICD-10 coding. - **Clinical Documentation Improvement (CDI) resources**: For best practices in documentation to support coding accuracy. These resources can help ensure proper coding and compliance with the latest guidelines.