CMS will pay for non-face-to-face prolonged services:
99358 – Prolonged evaluation and management service before and/or after direct patient care; first hour
+99359 – each additional 30 minutes (List separately in addition to code for prolonged service)
Code 99358 is a stand-alone code. It does not have to be billed on the same day as the E&M service.
Services must be performed by the physician or NPP, not the clinical staff, or able to be performed by the clinical staff.