A common worry among applicants is whether completing the required immigration medical examination could harm or delay their case. In nearly all situations the opposite is true: the medical exam is a routine, mandatory step that moves your application forward rather than holding it back.
Why the medical exam is required
U.S. Citizenship and Immigration Services (USCIS) requires most green-card applicants to complete Form I-693, the Report of Medical Examination and Vaccination Record, performed by a USCIS-designated Civil Surgeon. The exam confirms an applicant has no health condition that would make them inadmissible on public-health grounds.
What the exam does and does not affect
- It does not judge character or history — the Civil Surgeon documents only specific, federally defined health findings.
- It rarely causes a denial — most findings, such as an out-of-date vaccination, are resolved on the spot or with a short follow-up.
- It keeps your case on schedule — a properly sealed, complete I-693 prevents Requests for Evidence that would otherwise stall the application.
How to avoid delays
The most common cause of delay is an incomplete or improperly sealed form, not the medical findings. Bring a photo ID, your vaccination records, and documentation of prior treatment, and use a designated Civil Surgeon so the form is accepted the first time.
Related resources
Explore more on our immigration medical resources hub, read the latest articles and news updates, or ask a question in our community forum. Ready to begin? Find a USCIS-designated Civil Surgeon near you or review our immigration medical services.
This article is general information, not medical or legal advice. Confirm current requirements with USCIS and a licensed professional.