Z68 - Body mass index [BMI]
Z68.4 - Body mass index (BMI) 40 or greater, adult
Z68.41 - Body mass index (BMI) 40.0-44.9, adult
Z68.42 - Body mass index (BMI) 45.0-49.9, adult
Z68.43 - Body mass index (BMI) 50-59.9 , adult
Z68.44 - Body mass index (BMI) 60.0-69.9, adult
Z68.45 - Body mass index (BMI) 70 or greater, adult