Body mass index [BMI] 20.0-20.9, adult

This diagnosis code indicates an adult patient whose Body Mass Index (BMI) falls within the range of 20.0 to 20.9 kg/m². This range is generally considered to be within the healthy weight category for adults.

This code is appropriate for documenting a patient's BMI when it is between 20.0 and 20.9. It is often used as a secondary diagnosis to provide a complete picture of the patient's overall health status, particularly in the context of preventative care, routine physicals, or when BMI is relevant to other medical conditions or treatments.

• Always ensure the patient is an adult (18 years or older) when using this code.
• Do not code this as a primary diagnosis unless specifically instructed by payer guidelines or if it's the sole reason for the encounter (e.g., for BMI screening).
• Confirm the exact BMI calculation from the medical record to ensure it falls precisely within the 20.0-20.9 range.