CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
NET REVENUE
Total net revenue	$ 15,228	$ 9,196
COSTS OF REVENUE AND OPERATING EXPENSES
Costs of revenue - devices and supplies	3,401	1,784
Sales and marketing	5,209	2,473
General and administrative	4,160	2,683
Total costs of revenue and operating expenses	12,770	6,940
Income from operations	2,458	2,256
Other income/ (expense)
Deferred insurance reimbursement	0	880
Interest income/ (expense)	(4)	0
Other income/ (expense), net	(4)	880
Income from operations before income taxes	2,454	3,136
Income tax (benefit)/ expense	(483)	786
Net income	$ 2,937	$ 2,350
Net income per share:
Basic	$ 0.09	$ 0.07
Diluted	$ 0.09	$ 0.07
Weighted average basic shares outstanding	32,913	32,233
Weighted average diluted shares outstanding	34,204	33,721
Devices [Member]
NET REVENUE
Total net revenue	$ 3,444	$ 1,975
Supplies [Member]
NET REVENUE
Total net revenue	$ 11,784	$ 7,221