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SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE (Tables) | 6 Months Ended
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Jun. 30, 2023
SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE [Abstract] |
Schedule of Net Revenues | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Three Months Ended June 30,
(dollars in thousands) | ​ | Diagnostic Testing
​ |  | 2023 |  | 2022
Medicaid | ​ | $ | 5 | ​ | $ | 12
Medicare | ​ |  | 1,165 | ​ |  | 1,076
Self-pay | ​ |  | 36 | ​ |  | 48
Third party payers | ​ |  | 1,562 | ​ |  | 1,090
Service revenue, net | ​ | $ | 2,768 | ​ | $ | 2,226
​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Six Months Ended June 30,
(dollars in thousands) | ​ | Diagnostic Testing
​ |  | 2023 |  | 2022
Medicaid | ​ | $ | 13 | ​ | $ | 27
Medicare | ​ |  | 2,045 | ​ |  | 2,050
Self-pay | ​ |  | 116 | ​ |  | 97
Third party payers | ​ |  | 2,662 | ​ |  | 2,057
Service revenue, net | ​ | $ | 4,836 | ​ | $ | 4,231
​
Schedule of Gross to Net Sales Adjustments | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Three Months Ended June 30,
(dollars in thousands) | ​ | ​ | ​ | Contractual Allowances and | ​ | Revenues, net of Contractual
​ | ​ | Gross Revenues | ​ | adjustments | ​ | Allowances and adjustments
​ |  | 2023 |  | 2022 |  | 2023 |  | 2022 |  | 2023 |  | 2022
Medicaid | ​ | $ | 5 | ​ | $ | 12 | ​ | $ | — | ​ | $ | — | ​ | $ | 5 | ​ | $ | 12
Medicare | ​ |  | 1,165 | ​ |  | 1,076 | ​ |  | — | ​ |  | — | ​ |  | 1,165 | ​ |  | 1,076
Self-pay | ​ |  | 36 | ​ |  | 48 | ​ |  | — | ​ |  | — | ​ |  | 36 | ​ |  | 48
Third party payers | ​ |  | 5,442 | ​ |  | 3,793 | ​ |  | (3,880) | ​ |  | (2,703) | ​ |  | 1,562 | ​ |  | 1,090
​ | ​ |  | 6,648 | ​ |  | 4,929 | ​ |  | (3,880) | ​ |  | (2,703) | ​ |  | 2,768 | ​ |  | 2,226
Other | ​ |  | 877 | ​ |  | 220 | ​ |  | — | ​ |  | — | ​ |  | 877 | ​ |  | 220
​ | ​ | $ | 7,525 | ​ | $ | 5,149 | ​ | $ | (3,880) | ​ | $ | (2,703) | ​ | $ | 3,645 | ​ | $ | 2,446
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Six Months Ended June 30,
(dollars in thousands) | ​ | ​ | ​ | Contractual Allowances and | ​ | Revenues, net of Contractual
​ | ​ | Gross Revenues | ​ | adjustments | ​ | Allowances and adjustments
​ |  | 2023 |  | 2022 |  | 2023 |  | 2022 |  | 2023 |  | 2022
Medicaid | ​ | $ | 13 | ​ | $ | 27 | ​ | $ | — | ​ | $ | — | ​ | $ | 13 | ​ | $ | 27
Medicare | ​ |  | 2,045 | ​ |  | 2,050 | ​ |  | — | ​ |  | — | ​ |  | 2,045 | ​ |  | 2,050
Self-pay | ​ |  | 116 | ​ |  | 97 | ​ |  | — | ​ |  | — | ​ |  | 116 | ​ |  | 97
Third party payers | ​ |  | 9,277 | ​ |  | 7,178 | ​ |  | (6,615) | ​ |  | (5,121) | ​ |  | 2,662 | ​ |  | 2,057
​ | ​ |  | 11,451 | ​ |  | 9,352 | ​ |  | (6,615) | ​ |  | (5,121) | ​ |  | 4,836 | ​ |  | 4,231
Other | ​ |  | 1,638 | ​ |  | 742 | ​ |  | — | ​ |  | — | ​ |  | 1,638 | ​ |  | 742
​ | ​ | $ | 13,089 | ​ | $ | 10,094 | ​ | $ | (6,615) | ​ | $ | (5,121) | ​ | $ | 6,474 | ​ | $ | 4,973
Schedule of Reported Revenues Net of Collection Allowance | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Three Months Ended June 30,
​ | ​ | Revenues, net of | ​ | ​ | ​ |
(dollars in thousands) | ​ | Contractual Allowances | ​ | Allowances for doubtful | ​ |
​ | ​ | and adjustments | ​ | accounts | ​ | Total
​ |  | 2023 |  | 2022 |  | 2023 |  | 2022 |  | 2023 |  | 2022
Medicaid | ​ | $ | 5 | ​ | $ | 12 | ​ | $ | (2) | ​ | $ | (6) | ​ | $ | 3 | ​ | $ | 6
Medicare | ​ |  | 1,165 | ​ |  | 1,076 | ​ |  | (23) | ​ |  | (27) | ​ |  | 1,142 | ​ |  | 1,049
Self-pay | ​ |  | 36 | ​ |  | 48 | ​ |  | (4) | ​ |  | — | ​ |  | 32 | ​ |  | 48
Third party payers | ​ |  | 1,562 | ​ |  | 1,090 | ​ |  | (83) | ​ |  | (54) | ​ |  | 1,479 | ​ |  | 1,036
​ | ​ |  | 2,768 | ​ |  | 2,226 | ​ |  | (112) | ​ |  | (87) | ​ |  | 2,656 | ​ |  | 2,139
Other | ​ |  | 877 | ​ |  | 220 | ​ |  | — | ​ |  | — | ​ |  | 877 | ​ |  | 220
​ | ​ | $ | 3,645 | ​ | $ | 2,446 | ​ | $ | (112) | ​ | $ | (87) | ​ | $ | 3,533 | ​ | $ | 2,359
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Six Months Ended June 30,
​ | ​ | Revenues, net of | ​ | ​ | ​ |
(dollars in thousands) | ​ | Contractual Allowances | ​ | Allowances for doubtful | ​ |
​ | ​ | and adjustments | ​ | accounts | ​ | Total
​ |  | 2023 |  | 2022 |  | 2023 |  | 2022 |  | 2023 |  | 2022
Medicaid | ​ | $ | 13 | ​ | $ | 27 | ​ | $ | (6) | ​ | $ | (13) | ​ | $ | 7 | ​ | $ | 14
Medicare | ​ |  | 2,045 | ​ |  | 2,050 | ​ |  | (23) | ​ |  | (51) | ​ |  | 2,022 | ​ |  | 1,999
Self-pay | ​ |  | 116 | ​ |  | 97 | ​ |  | (12) | ​ |  | — | ​ |  | 104 | ​ |  | 97
Third party payers | ​ |  | 2,662 | ​ |  | 2,057 | ​ |  | (83) | ​ |  | (103) | ​ |  | 2,579 | ​ |  | 1,954
​ | ​ |  | 4,836 | ​ |  | 4,231 | ​ |  | (124) | ​ |  | (167) | ​ |  | 4,712 | ​ |  | 4,064
Other | ​ |  | 1,638 | ​ |  | 742 | ​ |  | — | ​ |  | — | ​ |  | 1,638 | ​ |  | 742
​ | ​ | $ | 6,474 | ​ | $ | 4,973 | ​ | $ | (124) | ​ | $ | (167) | ​ | $ | 6,350 | ​ | $ | 4,806
​
Schedule of Receivables | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
(dollars in thousands) |  | June 30, 2023 |  | December 31, 2022
Medicaid | ​ | $ | 24 | ​ | $ | 34
Medicare | ​ |  | 1,199 | ​ |  | 1,124
Self-pay | ​ |  | 239 | ​ |  | 291
Third party payers | ​ |  | 1,424 | ​ |  | 1,888
Contract diagnostic services and other | ​ |  | 476 | ​ |  | 53
​ | ​ | $ | 3,362 | ​ | $ | 3,390
Less allowance for doubtful accounts | ​ |  | (2,478) | ​ |  | (2,354)
Accounts receivable, net | ​ | $ | 884 | ​ | $ | 1,036
Schedule of Allowance for Doubtful Accounts | The following table presents the roll-forward of the allowance for doubtful accounts for the six months ended June 30, 2023.
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ | ​ |  | Allowance for
​ | ​ | ​ | ​ | ​ | Doubtful
(dollars in thousands) | ​ | ​ | ​ | ​ | Accounts
Balance, January 1, 2023 |  | ​ |  | ​ | $ | (2,354)
Collection Allowance: |  | ​ |  | ​ |  |
Medicaid | ​ | $ | (6) | ​ |  |
Medicare | ​ |  | (23) | ​ |  |
Self-pay | ​ | ​ | (12) | ​ | ​ | ​
Third party payers | ​ |  | (83) | ​ |  |
​ | ​ |  | (124) | ​ |  |
Bad debt expense | ​ | $ | — | ​ |  |
Total charges | ​ |  |  | ​ |  | (124)
Balance, June 30, 2023 | ​ |  |  | ​ | $ | (2,478)
Schedule of Customer Revenue and Accounts Receivable Concentrations | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Net sales | ​ | ​ | Net sales | ​ | ​ | Accounts receivable, as of | ​
​ | ​ | Three Months Ended | ​ | ​ | Six Months Ended | ​ | ​ | ​ | ​
​ | ​ | June 30, | ​ | ​ | June 30, | ​ | ​ | June 30, | ​ | December 31, | ​
​ | ​ | 2023 | ​ | 2022 | ​ | ​ | 2023 | ​ | 2022 | ​ | ​ | 2023 | ​ | 2022 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Customer A | ​ | 11 | % | * | ​ | ​ | 14 | % | * | ​ | ​ | 25 | % | * | ​
Customer B | ​ | * | ​ | * | ​ | ​ | * | ​ | * | ​ | ​ | 20 | % | * | ​
Customer C | ​ | * | ​ | * | ​ | ​ | * | ​ | * | ​ | ​ | * | ​ | 12 | %
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
* represents less than 10% | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​

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