E74.0 is a "category code," which means it's non-billable. Billable codes require more specificity. Use the list below to navigate to codes that are more specific:
10
E74.00
Glycogen storage disease, unspecified
Billable
10
E74.01
von Gierke disease
Billable
10
E74.02
Pompe disease
Billable
10
E74.03
Cori disease
Billable
10
E74.04
McArdle disease
Billable
10
E74.09
Other glycogen storage disease
Billable