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SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE (Tables)

6 Months Ended

Jun. 30, 2025

SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE [Abstract]

Schedule of Net Revenues

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​	​	​	​	​	​	​
​	​	For the Three Months Ended June 30,
(dollars in thousands)	​	Diagnostic Testing
​		2025			2024
Medicaid	​	$	8	​	$	20
Medicare	​		2,285	​		1,525
Self-pay	​		5	​		14
Third party payers	​		2,684	​		2,348
Contract diagnostics and other	​		23	​		2
Service revenue, net	​	$	5,005	​	$	3,909

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​	​	​	​	​	​	​
​	​	For the Six Months Ended June 30,
(dollars in thousands)	​	Diagnostic Testing
​		2025			2024
Medicaid	​	$	13	​	$	25
Medicare	​		4,189	​		2,616
Self-pay	​		10	​		32
Third party payers	​		5,009	​		4,053
Contract diagnostics and other	​		41	​		4
Service revenue, net	​	$	9,262	​	$	6,730

Schedule of Gross to Net Sales Adjustments

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​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​
​	​	For the Three Months Ended June 30,
(dollars in thousands)	​	​					​	Contractual Allowances and					​	Revenues, net of Contractual
​	​	Gross Revenues					​	adjustments					​	Allowances and adjustments
​		2025			2024			2025			2024			2025			2024
Medicaid	​	$	8	​	$	20	​	$	—	​	$	—	​	$	8	​	$	20
Medicare	​		2,284	​		1,525	​		—	​		—	​		2,284	​		1,525
Self-pay	​		5	​		14	​		—	​		—	​		5	​		14
Third party payers	​		9,392	​		7,961	​		(6,707)	​		(5,613)	​		2,685	​		2,348
Contract diagnostics and other	​		23	​		2	​		—	​		—	​		23	​		2
​	​		11,712	​		9,522	​		(6,707)	​		(5,613)	​		5,005	​		3,909
Product	​		624	​		598	​		—	​		—	​		624	​		598
​	​	$	12,336	​	$	10,120	​	$	(6,707)	​	$	(5,613)	​	$	5,629	​	$	4,507

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​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​
​	​	For the Six Months Ended June 30,
(dollars in thousands)	​	​					​	Contractual Allowances and					​	Revenues, net of Contractual
​	​	Gross Revenues					​	adjustments					​	Allowances and adjustments
​		2025			2024			2025			2024			2025			2024
Medicaid	​	$	13	​	$	25	​	$	—	​	$	—	​	$	13	​	$	25
Medicare	​		4,188	​		2,616	​		—	​		—	​		4,188	​		2,616
Self-pay	​		10	​		32	​		—	​		—	​		10	​		32
Third party payers	​		17,530	​		13,929	​		(12,520)	​		(9,876)	​		5,010	​		4,053
Contract diagnostics and other	​		41	​		4	​		—	​		—	​		41	​		4
​	​		21,782	​		16,606	​		(12,520)	​		(9,876)	​		9,262	​		6,730
Product	​		1,278	​		1,255	​		—	​		—	​		1,278	​		1,255
​	​	$	23,060	​	$	17,861	​	$	(12,520)	​	$	(9,876)	​	$	10,540	​	$	7,985

Schedule of Reported Revenues Net of Collection Allowance

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​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​
​	​	For the Three Months Ended June 30,
​	​	Revenues, net of					​	​					​
(dollars in thousands)	​	Contractual Allowances					​	Allowances for credit					​
​	​	and adjustments					​	losses					​	Total
​		2025			2024			2025			2024			2025			2024
Medicaid	​	$	8	​	$	20	​	$	15	​	$	(7)	​	$	23	​	$	13
Medicare	​		2,284	​		1,525	​		9	​		(23)	​		2,293	​		1,502
Self-pay	​		5	​		14	​		—	​		(1)	​		5	​		13
Third party payers	​		2,685	​		2,348	​		1	​		(35)	​		2,686	​		2,313
Contract diagnostics and other	​		23	​		2	​		—	​		—	​		23	​		2
​	​		5,005	​		3,909	​		25	​		(66)	​		5,030	​		3,843
Product	​		624	​		598	​		—	​		—	​		624	​		598
​	​	$	5,629	​	$	4,507	​	$	25	​	$	(66)	​	$	5,654	​	$	4,441

​

​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​	​
​	​	For the Six Months Ended June 30,
​	​	Revenues, net of					​	​					​
(dollars in thousands)	​	Contractual Allowances					​	Allowances for credit					​
​	​	and adjustments					​	losses					​	Total
​		2025			2024			2025			2024			2025			2024
Medicaid	​	$	13	​	$	25	​	$	33	​	$	(9)	​	$	46	​	$	16
Medicare	​		4,188	​		2,616	​		9	​		(39)	​		4,197	​		2,577
Self-pay	​		10	​		32	​		—	​		(3)	​		10	​		29
Third party payers	​		5,010	​		4,053	​		1	​		(61)	​		5,011	​		3,992
Contract diagnostics and other	​		41	​		4	​		—	​		—	​		41	​		4
​	​		9,262	​		6,730	​		43	​		(112)	​		9,305	​		6,618
Product	​		1,278	​		1,255	​		—	​		—	​		1,278	​		1,255
​	​	$	10,540	​	$	7,985	​	$	43	​	$	(112)	​	$	10,583	​	$	7,873

​

Schedule of Receivables

​

​	​	​	​	​	​	​
(dollars in thousands)		June 30, 2025			December 31, 2024
Medicaid	​	$	22	​	$	(12)
Medicare	​		1,430	​		1,086
Self-pay	​		9	​		13
Third party payers	​		650	​		530
Contract diagnostic services, product and other	​		309	​		177
​	​	$	2,420	​	$	1,794
Less allowance for credit losses	​		(932)	​		(995)
Accounts receivable, net	​	$	1,488	​	$	799

Schedule of Allowance for Doubtful Accounts

The following table presents the roll-forward of the allowance for credit losses for the six months ended June 30, 2025.

​	​	​	​	​	​	​
​		Six Months Ended June 30,
(dollars in thousands)	​	​	2025	​	2024
Balance, January 1		$	(995)	​	$	(2,572)
Provision for credit losses:		​		​	​
Medicaid	​	​	33	​	​	(9)
Medicare	​		9	​		(39)
Self-pay	​	​	—	​	​	(3)
Third party payers	​		1	​		(61)
​	​		43	​		(112)
Credit loss income (expense)	​	​	20	​	​	—
Total charges	​		63	​		(112)
Balance, June 30	​	$	(932)	​	$	(2,684)

Schedule of Customer Revenue and Accounts Receivable Concentrations

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Net sales

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Net sales

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Accounts receivable, as of

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Three Months Ended

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Six Months Ended

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June 30,

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June 30,

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June 30,

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December 31,

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2025

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2024

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2024

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2024

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Customer A

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*

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*

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11

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Customer B

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*

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Customer C

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27

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12

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27

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25

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29

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* represents less than 10%

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