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Revenue Sources (Tables)
12 Months Ended
Dec. 31, 2020
Risks and Uncertainties [Abstract]  
Schedule of Revenue by Major Customers

 

   Years Ended December 31, 
Customer  2020   2019 
Medicare  $10,186   $10,605 
Commercial Payers  $4,136   $7,589 
Medicare Advantage  $3,566   $1,912 
Client Billings  $2,582   $3,521