# NEW – STX Specialized Molecular Residual Disease Testing Canonical: https://abierto.us/opportunities/36c25727q0058 - Solicitation number: 36C25727Q0058 - Notice type: Special notice - Status: Closed. Deadline was October 30, 2026 at 11:00 AM EDT - Department: Department of Veterans Affairs - Contracting office: 257-Network Contract Office 17 (36C257) - NAICS: 621511 Medical Laboratories - Product or service code: Q301 Reference Laboratory Testing - Who can bid, by location: Location not published. The notice publishes no state, city or site; its documents may. - First posted: October 22, 2026 - Last posted: October 22, 2026 - SAM.gov: https://sam.gov/workspace/contract/opp/39b8226bbde34b448043b515857536d0/view ## Description Special Notice Special Notice Page 3 of 3 Special Notice *= Required Field Special Notice Page 1 of 3 1. NOTICE OF INTENT DESCRIPTION The Department of Veterans Affairs, Network Contracting Office (NCO) 17, located at 5441 Babcock Road, Suite 302, San Antonio, TX 78229, intends to award an Indefinite Delivery Indefinite Quantity (IDIQ) Firm Fixed Price contract with five ordering periods on a sole-source basis to: Natera, Inc. 13011 McCallen Pass Austin, TX 78752 This requirement is for proprietary molecular genetic reference testing services used in the evaluation and monitoring of transplant patients and cancer residual disease. 2. SUPPLIES/SERVICES Item 0001 Description: Signatera Only, CPT Codes 81479, 81455 Estimated Quantity: 35 Unit: Each Item 0002 Description: Prospera, CPT Code 81479 Estimated Quantity: 25 Unit: Each Natera is the sole provider of these proprietary medical laboratory tests, including: Prospera molecular expression transplant assessment test Signatera Residual Disease Test (MRD) (non liquid biopsy tumor typing) No other vendor possesses the proprietary methodologies, assays, or intellectual property required to perform these tests. 3. SOLE SOURCE JUSTIFICATION Testing required by the VA is proprietary to Natera, Inc. No authorized distributors, third party laboratories, or alternative clinical sources exist for the Prospera and Signatera MRD tests. These assays cannot be substituted or performed by any other laboratory. Only Natera maintains the necessary technology, reagents, and bioinformatics platforms. 4. THIS NOTICE IS NOT A REQUEST FOR QUOTES This Special Notice is issued solely for information and planning purposes. It does not constitute a solicitation or a request for competitive quotes. Interested parties may submit a capability statement demonstrating an ability to perform the required testing. Responses must clearly show that an equivalent proprietary test exists and can be provided. 5. RESPONSE INSTRUCTIONS Responses must be emailed to: Susan Flores Contract Specialist, NCO 17 Email: Susan.Flores2@va.gov Deadline: November 2, 2026 at 10:00 AM CST The Government will review all responses but retains discretion regarding whether to compete this requirement. The Government is not responsible for any costs incurred in responding to this notice. 6. PLACE OF PERFORMANCE VA Facilities within VISN 17 (Texas) Specific ordering locations will be identified in individual task/delivery orders. 7. PERIOD OF PERFORMANCE Five ordering periods (exact dates to be determined at award). ## Attachments - [36C25727Q0058.docx](https://sam.gov/api/prod/opps/v3/opportunities/resources/files/abcdc80e7d9f4faba3ab644b390ba89c/download) ## Open now in the same industry 6 open in NAICS 621511. - Reference and Esoteric Laboratory Testing (36C24227R0003), due November 30, 2026 at 3:00 PM EST. https://abierto.us/opportunities/36c24227r0003 - Blood Donor Panel Testing for Captain James A. Lovell Federal Health Care Center (FHCC) (36C25227Q0071), due November 3, 2026 at 11:00 AM EST. https://abierto.us/opportunities/36c25227q0071 - Laboratory Support Services (HQ0034-26-SS-1019SAM), due November 9, 2026 at 10:00 AM EST. https://abierto.us/opportunities/hq003426ss1019sam ## Publications - October 22, 2026: Special notice, due October 30, 2026 at 11:00 AM EDT. Notice 39b8226bbde34b448043b515857536d0. https://sam.gov/workspace/contract/opp/39b8226bbde34b448043b515857536d0/view ## Points of contact - Susan Flores, Contract Specialist, Susan.Flores2@va.gov, (210) 694-6227 --- Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/36c25727q0058.