Other mast cell activation disorder is characterized by abnormal activation of mast cells, leading to a range of symptoms including allergic reactions, gastrointestinal disturbances, and cardiovascular issues. This condition is clinically significant as it can mimic other disorders and may lead to severe anaphylactic reactions. The ICD-10 Code D89.49 facilitates accurate diagnosis, documentation, medical billing, and public health reporting, ensuring that patients receive appropriate care and resources.
ICD-10 Code D89.49 represents Other mast cell activation disorder, a condition where mast cells are inappropriately activated, causing symptoms that can affect multiple organ systems. This code should be used in clinical documentation and billing when a patient presents with symptoms indicative of mast cell activation that do not fit into more specific categories, ensuring proper identification and management of the disorder.
Other mast cell activation disorder is caused by dysregulation of mast cell activity, which can lead to excessive release of mediators such as histamine. This condition may progress to severe allergic reactions and requires prompt medical attention to manage symptoms effectively.
ICD-10 Code D89.49 is utilized in SOAP notes to document the patient's symptoms, assessment findings, and treatment plans. It is relevant in both acute and chronic care settings, ensuring comprehensive documentation of the patient's condition and facilitating appropriate management strategies.
In SOAP notes, ICD-10 Code D89.49 connects subjective patient-reported symptoms with objective clinical findings, leading to a formal diagnosis. This code supports continuity of care, aids in billing processes, and meets EHR documentation standards.
Management of Other mast cell activation disorder may require hospitalization in severe cases. Treatment focuses on symptom control and prevention of complications.


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Learn moreICD-10 Code D89.49 is crucial for accurate billing in hospital, ER, or infectious disease care settings.
| CPT Code | Description |
|---|---|
| 99213 | Established patient office visit, low complexity. |
| 36415 | Collection of venous blood by venipuncture. |
| 85025 | Complete blood count with automated differential. |
Common Questions About Using ICD-10 Code D89.49 for Other mast cell activation disorder
What are the common symptoms of Other mast cell activation disorder?
Common symptoms include flushing, hives, gastrointestinal distress, and cardiovascular issues such as rapid heartbeat or low blood pressure. These symptoms can vary in severity and may require immediate medical attention.
How is Other mast cell activation disorder diagnosed?
Diagnosis typically involves a thorough patient history, physical examination, and laboratory tests to assess mast cell mediators. The ICD-10 code D89.49 is used to document the diagnosis in clinical settings.
What treatments are available for Other mast cell activation disorder?
Treatment options include antihistamines for symptom relief, corticosteroids for inflammation, and avoidance of known triggers. In severe cases, emergency interventions may be necessary.
Is Other mast cell activation disorder a chronic condition?
Yes, Other mast cell activation disorder can be chronic, with symptoms that may fluctuate over time. Ongoing management and monitoring are essential to control symptoms and prevent complications.
Clinical Notes
SOAP notes
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