How Are Lab Samples Handled During the Immigration Medical Exam?

Laboratory Testing5 min readUpdated July 2026

How Are Lab Samples Handled During the Immigration Medical Exam?

Quick Answer

Lab samples collected during the immigration medical exam are handled according to strict chain-of-custody protocols and processed at CLIA-certified laboratories. All samples and results are managed with full HIPAA compliance and confidentiality. Results are transmitted directly to the civil surgeon for review and documentation on Form I-693.

Chain of Custody for Lab Samples

Chain of custody refers to the documented process of tracking a laboratory sample from the moment it is collected through processing, testing, and result reporting. Maintaining an unbroken chain of custody is essential for ensuring the integrity and reliability of laboratory results, particularly in a regulated context like the immigration medical examination.

When your blood or other samples are collected at our clinic, each sample is immediately labeled with your identifying information and the date and time of collection. Samples are then packaged and transported to the laboratory according to established protocols. Every step of the process is documented to ensure that results can be traced back to the correct patient and collection event.

CLIA-Certified Laboratories

The CDC Technical Instructions for Civil Surgeons require that all immigration laboratory testing be performed at laboratories certified under the Clinical Laboratory Improvement Amendments (CLIA). CLIA certification is a federal quality standard that ensures laboratories meet rigorous requirements for personnel qualifications, quality control, proficiency testing, and laboratory practices.

Our clinic works exclusively with CLIA-certified laboratories for all immigration-related testing. This ensures that your results meet the quality standards required by USCIS and the CDC, and that the civil surgeon can rely on the accuracy of the results when completing Form I-693.

How Results Are Transmitted to the Civil Surgeon

Laboratory results are transmitted directly from the CLIA-certified laboratory to our clinic through secure electronic reporting systems. Results are reviewed by the civil surgeon as they are received. If any result requires immediate attention or follow-up, our staff will contact you promptly.

The civil surgeon reviews all results in the context of your full medical examination before documenting them on Form I-693. This integrated review ensures that laboratory findings are interpreted accurately and in light of your complete medical history and physical examination findings.

Confidentiality and HIPAA Compliance

All laboratory samples, results, and related medical information are handled in strict accordance with the Health Insurance Portability and Accountability Act (HIPAA). HIPAA establishes federal standards for the protection of individually identifiable health information and governs how medical information may be used, stored, and disclosed.

Your laboratory results are shared only with the civil surgeon and, as required by the immigration medical examination process, with USCIS through the sealed Form I-693. We do not share your results with any other party without your written authorization, except as required by law. Our staff is trained in HIPAA compliance and takes the confidentiality of your medical information seriously.

Sample Storage and Disposal

Laboratory samples are stored at the processing laboratory for a defined retention period in accordance with CLIA regulations and laboratory policy. After the retention period, samples are disposed of using biohazard disposal protocols that comply with applicable federal, state, and local regulations. Biohazardous waste is handled by licensed medical waste disposal services.

All needles, collection tubes, and other materials used during the blood draw are single-use and are disposed of in sharps containers immediately after use. Our clinic follows strict infection control protocols to ensure the safety of patients and staff.

Your Rights Regarding Your Lab Results

Under HIPAA, you have the right to access your own medical records, including laboratory results. If you would like a copy of your lab results, you may request them from our clinic. We will provide copies in accordance with applicable law and our medical records release policy.

You also have the right to request corrections to your medical records if you believe any information is inaccurate. If you have questions or concerns about how your laboratory results are being handled, please speak with our staff. We are committed to transparency and to protecting your privacy throughout the immigration medical examination process.

Frequently Asked Questions

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