Elevated BUN ICD-10-CM Codes

What ICD-10 Codes Are Used for Elevated BUN?

Elevated BUN (Blood Urea Nitrogen) ICD codes play a significant role in the accurate medical coding of this condition. Below are the frequently used ICD-10 codes with their corresponding clinical descriptions:

• R79.9 - Abnormal findings on blood examination, without diagnosis: This code is used when the blood urea nitrogen (BUN) test reveals abnormal results, but a specific diagnosis has not been determined. Elevated BUN could point to conditions such as kidney disease, heart failure, or dehydration, but further tests would be needed for confirmation.

Which Elevated BUN ICD Codes Are Billable?

Identifying whether the ICD code for Elevated BUN is billable is essential for proper billing:

• R79.9 - Yes, this code is billable as it represents abnormal findings on blood examination without a specified diagnosis.

Clinical Information

Blood Urea Nitrogen (BUN) is a test that measures the amount of urea nitrogen in your blood. Here are some key points about it:

• The BUN test is often part of routine blood work to assess kidney function.
• Elevated BUN levels may suggest impaired kidney function but can result from dehydration, high protein diets, or certain medications.
• Symptoms associated with elevated BUN can include fatigue, excessive thirst, frequent urination, and, in severe cases, confusion or disorientation.
• Depending on the underlying cause, treatment may involve changes in diet, fluid intake, medication, or addressing the primary disease causing elevated BUN.

Synonyms Include:

• High BUN
• Increased BUN
• High Blood Urea Nitrogen
• BUN elevation
• Raised BUN