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Summary of Significant Accounting Policies (Tables) | 6 Months Ended
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Jun. 30, 2025
Accounting Policies [Abstract] |
Schedule of Concentration of Risk, by Risk Factor and Significant Payer | For each significant payor and customer, revenue as a percentage of total revenue and accounts receivable as a percentage of total accounts receivable are as follows:
|  | Revenue
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
|  | 2025 |  | 2024 |  | 2025 |  | 2024
Customer A |  | 23 | % |  | 23 | % |  | 23 | % |  | 25 | %
Customer B |  | 16 | % |  | 25 | % |  | 17 | % |  | 21 | %
Customer C |  | * |  | 11 | % |  | 10 | % |  | *
Customer D |  | 10 | % |  | * |  | * |  | *
|  | Accounts Receivable, Net
|  | June 30, 2025 |  | December 31, 2024
Customer A |  | 14 | % |  | 13 | %
Customer B |  | 22 | % |  | 25 | %
* |  | Less than 10%.
Schedule of Disaggregation of Revenue | The following table includes the Company's revenues as disaggregated by payor and customer category (in thousands):
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
|  | 2025 |  | 2024 |  | 2025 |  | 2024
Revenue: |  |  |  |  |  |  |  |
Commercial |  | $ | 8,811 |  |  | $ | 8,672 |  |  | $ | 17,571 |  |  | $ | 15,535 |
Government |  | 3,926 |  |  | 3,457 |  |  | 7,633 |  |  | 7,643 |
Client direct bill(1) |  | 4,371 |  |  | 2,910 |  |  | 7,367 |  |  | 6,194 |
Other(2) |  | 94 |  |  | 25 |  |  | 129 |  |  | 107 |
Total revenue |  | $ | 17,202 |  |  | $ | 15,064 |  |  | $ | 32,700 |  |  | $ | 29,479 |
(1)Includes hospitals, other laboratories, etc. (2)Includes patient self-pay.
Schedule of Cash and Cash Equivalents | Cash, cash equivalents, and restricted cash presented in the accompanying condensed statements of cash flows consist of the following (in thousands):
|  | June 30, 2025 |  | December 31, 2024
Cash and cash equivalents |  | $ | 30,033 |  |  | $ | 22,036 |
Restricted cash |  | 200 |  |  | 200 |
Total cash, cash equivalents and restricted cash |  | $ | 30,233 |  |  | $ | 22,236 |
Schedule of Restricted Cash and Cash Equivalents | Cash, cash equivalents, and restricted cash presented in the accompanying condensed statements of cash flows consist of the following (in thousands):
|  | June 30, 2025 |  | December 31, 2024
Cash and cash equivalents |  | $ | 30,033 |  |  | $ | 22,036 |
Restricted cash |  | 200 |  |  | 200 |
Total cash, cash equivalents and restricted cash |  | $ | 30,233 |  |  | $ | 22,236 |
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share | Potentially dilutive securities not included in the calculation of diluted net loss per share, because to do so would be anti-dilutive, are as follows (in common stock equivalent shares):
|  | June 30, 2025 |  | June 30, 2024
Warrants to purchase common stock |  | 580,339 |  |  | 409,108 |
Common stock options |  | 564,441 |  |  | 817,046 |
Restricted stock units |  | 1,679,624 |  |  | 1,679,469 |
Employee stock purchase plan |  | 54,454 |  |  | 38,299 |
Total |  | 2,878,858 |  |  | 2,943,922 |

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