What are the diagnosis and billing codes associated with ET and Cala therapy?

Diagnostic Code for Essential Tremor: ICD-10 G25.0. Cala device is currently indicated for adults diagnosed with essential tremor.

E0734 External Upper Limb Tremor Stimulator of the Peripheral Nerves of the Wrist

A4542 Supplies and Accessories for External Upper Limb Tremor Stimulator of the Peripheral Nerves of the Wrist