SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE (Tables)

9 Months Ended

Sep. 30, 2022

SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE [Abstract]

Schedule of Net Revenues

	For the Three Months Ended September 30,
(dollars in thousands)	Diagnostic Testing				Biomarker Testing				Total
	2022		2021		2022		2021		2022		2021
Medicaid	$	12	$	4	$	—	$	—	$	12	$	4
Medicare		936		942		—		—		936		942
Self-pay		109		65		—		—		109		65
Third party payers		1,003		952		—		—		1,003		952
Contract diagnostics		—		—		—		35		—		35
Service revenue, net	$	2,060	$	1,963	$	—	$	35	$	2,060	$	1,998

	For the Nine Months Ended September 30,
(dollars in thousands)	Diagnostic Testing				Biomarker Testing				Total
	2022		2021		2022		2021		2022		2021
Medicaid	$	39	$	35	$	—	$	—	$	39	$	35
Medicare		2,986		2,935		—		—		2,986		2,935
Self-pay		206		181		—		—		206		181
Third party payers		3,060		2,773		—		—		3,060		2,773
Contract diagnostics		—		—		—		56		—		56
Service revenue, net	$	6,291	$	5,924	$	—	$	56	$	6,291	$	5,980

Schedule of Gross to Net Sales Adjustments

	For the Three Months Ended September 30,
(dollars in thousands)					Contractual Allowances and				Revenues, net of Contractual
	Gross Revenues				adjustments				Allowances and adjustments
	2022		2021		2022		2021		2022		2021
Medicaid	$	12	$	4	$	—	$	—	$	12	$	4
Medicare		936		942		—		—		936		942
Self-pay		109		65		—		—		109		65
Third party payers		3,486		3,313		(2,483)		(2,361)		1,003		952
Contract diagnostics		—		35		—		—		—		35
		4,543		4,359		(2,483)		(2,361)		2,060		1,998
Other		235		141		—		—		235		141
	$	4,778	$	4,500	$	(2,483)	$	(2,361)	$	2,295	$	2,139

	For the Nine Months Ended September 30,
(dollars in thousands)					Contractual Allowances and				Revenues, net of Contractual
	Gross Revenues				adjustments				Allowances and adjustments
	2022		2021		2022		2021		2022		2021
Medicaid	$	39	$	35	$	—	$	—	$	39	$	35
Medicare		2,986		2,935		—		—		2,986		2,935
Self-pay		206		181		—		—		206		181
Third party payers		10,664		9,670		(7,604)		(6,897)		3,060		2,773
Contract diagnostics		–		56		—		—		—		56
		13,895		12,877		(7,604)		(6,897)		6,291		5,980
Other		977		514		—		—		977		514
	$	14,872	$	13,391	$	(7,604)	$	(6,897)	$	7,268	$	6,494

Schedule of Reported Revenues Net of Collection Allowance

	For the Three Months Ended September 30,
	Revenues, net of
(dollars in thousands)	Contractual Allowances				Allowances for doubtful
	and adjustments				accounts				Total
	2022		2021		2022		2021		2022		2021
Medicaid	$	12	$	4	$	(6)	$	(3)	$	6	$	1
Medicare		936		942		(24)		(47)		912		895
Self-pay		109		65		—		—		109		65
Third party payers		1,003		952		(50)		157		953		1,109
Contract diagnostics		—		35		—		—		—		35
		2,060		1,998		(80)		107		1,980		2,105
Other		235		141		—		—		235		141
	$	2,295	$	2,139	$	(80)	$	107	$	2,215	$	2,246

	For the Nine Months Ended September 30,
	Revenues, net of
(dollars in thousands)	Contractual Allowances				Allowances for doubtful
	and adjustments				accounts				Total
	2022		2021		2022		2021		2022		2021
Medicaid	$	39	$	35	$	(19)	$	(2)	$	20	$	33
Medicare		2,986		2,935		(75)		(36)		2,911		2,899
Self-pay		206		181		—		—		206		181
Third party payers		3,060		2,773		(153)		(42)		2,907		2,731
Contract diagnostics		—		56		—		—		—		56
		6,291		5,980		(247)		(80)		6,044		5,900
Other		977		514		—		—		977		514
	$	7,268	$	6,494	$	(247)	$	(80)	$	7,021	$	6,414

Schedule of Receivables

(dollars in thousands)	September 30, 2022		December 31, 2021
Medicaid	$	34	$	45
Medicare		1,064		727
Self-pay		279		139
Third party payers		1,680		2,111
Contract diagnostic services and other		91		159
	$	3,148	$	3,181
Less allowance for doubtful accounts		(2,193)		(2,484)
Accounts receivable, net	$	955	$	697

Schedule of Allowance for Doubtful Accounts

The following table presents the roll-forward of the allowance for doubtful accounts for the nine months ended September 30, 2022.

			Allowance for
			Doubtful
(dollars in thousands)			Accounts
Balance, January 1, 2022			$	(2,484)
Collection Allowance:
Medicaid	$	(19)
Medicare		(75)
Third party payers		(153)
		(247)
Bad debt expense	$	2
Total charges				(245)
Other				536
Balance, September 30, 2022			$	(2,193)

Schedule of Customer Revenue and Accounts Receivable Concentrations

	Net sales				Accounts receivable, as of
	Three Months Ended		Nine Months Ended
	September 30,		September 30,		September 30,	December 31,
	2022	2021	2022	2021	2022	2021
Customer A	*	*	*	*	*	21	%
Customer B	*	*	*	*	*	12	%
* represents less than 10%