In the Clinical Neurophysiology specialty, 49,482 payments totaled $7.7 million from 2013 to 2018, of which 99.4% of records and 93.4% of values were for general/non-research-related payments. The annual total amount increased from $570,000 in 2013, peaked at $1.65 million in 2015, and dropped to $1.15 million in 2018. Among 3,035 board-certified clinical neurophysiologists, 1,483 (48.9%) received at least one payment from the industry, with the median amount of $142.85 (IQR: $41.83 to $607.50). With respect to the value of payments, the top 10 sponsors contributed to 71.2% of the total amount (ranging from $302,000 to $767,000), and the top 10 anti-epilepsy medications contributed to 36.0% (ranging from $30,000 to $739,000). The top 10 physicians received 56.8% of the total amount of payments (ranging from $129,000 to $1,268,000), of which 85.9% of the values were not related to anti-epilepsy medications.