Medical Interpreter Practice Test (CCHI & NBCMI)

The Medical Interpreter Practice Test (CCHI & NBCMI) is a free intermediate-level, 20-minute skill test from Science of Apps. It tests readiness for the CCHI (CoreCHI/CHI) and NBCMI (CMI) medical interpreter exams — interpreter ethics and standards of practice, medical terminology and body systems, interpreting modes, protocols and skills, and healthcare systems, cultural mediation and language-access law — written for 2026 and 2027. Score 70% or more on its 20 questions to earn a verifiable Medical Interpreter Exam Readiness certificate (SOA-MI). Every question is based on published standards and research — including National Code of Ethics and Standards of Practice for Interpreters in Health Care (NCIHC), Understanding medical words (MedlinePlus (NIH)), Section 1557 language access requirements (U.S. HHS Office for Civil Rights) — and each answer is explained with its source.

Yes. Science of Apps has a free Medical Interpreter Practice Test built on the current CCHI and NBCMI exam outline for 2026 and 2027. It covers interpreter ethics, medical terminology, and modes of interpreting, scores you instantly and issues a verifiable certificate.

Read the four skill areas on this page, then take the 20-minute test online — no fee, course or sign-up. You see every answer explained when you finish. Score 70% or more and you get a Medical Interpreter Exam Readiness certificate straight away, on screen, as a PDF and by email, with a credential ID anyone can verify.

Yes. The questions are original scenarios written by Science of Apps, and each one is based on a public source you can read: National Code of Ethics and Standards of Practice for Interpreters in Health Care (NCIHC); Understanding medical words (MedlinePlus (NIH)); Section 1557 language access requirements (U.S. HHS Office for Civil Rights); Health information privacy (HIPAA) (US Department of Health and Human Services); CoreCHI and CHI exams (Certification Commission for Healthcare Interpreters). The source is shown under each question and linked in the answer review. Science of Apps doesn't copy questions from other tests.

Four skill areas with five questions each, drawn from a bank of 10 per area so a retake brings new questions: Ethics and Standards of Practice (Accuracy and completeness, Confidentiality and impartiality and Role boundaries); Medical Terminology and Body Systems (Terms and roots, Body systems and Procedures and tests); Interpreting Modes, Protocols and Skills (Modes of interpreting, Pre-session and positioning and Managing the session); Healthcare Systems, Culture and Language Access (Culture and mediation, Law and language access and Healthcare settings). Every question is an original scenario written to the 2026–2027 standard, with the published source named under it.

Medical interpreter, Healthcare interpreter, Bilingual patient services representative, Hospital language services staff and Interpreting student. It suits anyone who wants a quick, verifiable way to show Medical Interpreter knowledge in 2026 and 2027, from students and career switchers to experienced professionals.

Both certify healthcare interpreters in the US. CCHI offers the CoreCHI (knowledge exam) and CHI (oral, in Spanish, Arabic and Mandarin). NBCMI offers the CMI with written and oral exams. Both need 40 hours of training and language proficiency.

The NCIHC National Code of Ethics and Standards of Practice: accuracy, confidentiality, impartiality, respect, cultural awareness, role boundaries, professionalism, professional development and advocacy.

No. It is an independent practice test written to the publicly available Medical Interpreter content outline for 2026 and 2027, for checking your readiness before you book the real exam. Passing earns a Science of Apps certificate rather than the official credential.

Yes. The test is online, in English and free everywhere — people take it from India, the US, the UK, Europe, Africa, Latin America and Asia-Pacific. Your certificate is dated with your own local date and can be verified from anywhere at scienceofapps.com/certification/verify/.

20 questions — 5 from each of 4 skill areas — with a 20-minute limit. You need 70% (14 of 20) to pass and 90% for distinction.

We rate it Intermediate: assumes hands-on experience in the role. It has 20 scenario questions — 5 from each of 4 skill areas — and a 20-minute limit. You need 70% (14 of 20) to pass and 90% for distinction.

Nothing. There is no fee to take a test, to receive the certificate, to have it emailed or to verify it, and no sign-up.

On our server, not in your browser. The answers never reach the page until you submit, so a certificate can only be earned by passing. Each certificate gets a unique credential ID stored by Science of Apps.

You see your score for each area and every question with the correct answer and why, with the published source behind it. You can retake after 30 minutes, and the retake draws questions you haven't seen yet.

No. Every certificate is dated, so it always shows when you passed. Retake a test any time for a newer date or a higher score.

Yes. After you pass, Add to LinkedIn opens the Licenses & certifications form with the certificate name, Science of Apps as the issuer, the issue date, your credential ID and the verification link filled in. You can also download it as a PDF or PNG, and it's emailed to you as a PDF.

Every certificate has a credential ID and a QR code. Scanning it, or entering the ID at scienceofapps.com/certification/verify/, shows the holder's name, the certification, the score and the issue date from our records.

No. They are Science of Apps' own assessments of applied skill. They aren't issued by a university or standards body, and they work best alongside a portfolio that shows the skills in real work.