How to Run a Clinical Diagnostic Laboratory Under CLIA
Operate under the US federal regime that applies to the testing site itself.
What a how-to is not
A how-to is SPEQ’s practitioner method, not a procedure. It does not replace your own SOP, it is not a validated approach, and the judgement calls in it belong to your quality unit.
The US clinical laboratory regime is unusual among the standards a laboratory might work to: it is federal law, it applies to any site testing human specimens for health assessment or the diagnosis, prevention or treatment of disease, and it attaches to the site rather than to the organisation. A physician office running a single test is within it. Its architecture rests on how complex the testing is, and everything else follows from that categorisation.
- 1
Determine the complexity of every test you perform
Tests are categorised as waived, moderate complexity including the provider-performed microscopy subcategory, or high complexity. The category is a property of the test as cleared, not of your laboratory, and it drives personnel, quality control and proficiency obligations.
- 2
Obtain the certificate type that matches what you actually do
The certificate follows the testing performed at that site. Adding a test above the complexity your certificate covers means changing the certificate before you run it, not at the next renewal.
- 3
Meet the personnel requirements for your complexity level
Director, technical supervisor, clinical consultant, general supervisor and testing personnel qualifications are specified for non-waived testing, and they are qualification requirements rather than titles. A director who does not meet the criteria is a citation regardless of competence in practice.
- 4
Enrol in proficiency testing for each regulated specialty you test in
Laboratories performing non-waived testing enrol in an approved programme for each specialty and subspecialty in which they seek certification. Enrolment is per specialty; enrolling generally does not cover the specialties you did not enrol for.
- 5
Never treat a proficiency sample differently from a patient sample
Referring a proficiency sample to another laboratory, or discussing results with one before the deadline, carries severe sanctions. This is the single most consequential rule in the regime, and the intent behind the mistake does not mitigate it.
- 6
Establish performance specifications and run quality control
Verify performance specifications for tests before reporting patient results, and run quality control at the required frequency. Where an individualised quality control plan is used, it rests on a documented risk assessment rather than on convenience.
- !A test performed above the complexity the site certificate covers, discovered at renewal.
- !Proficiency testing enrolled in generally rather than for each specialty the laboratory tests in.
- !A proficiency sample referred or discussed before the deadline, which carries sanctions regardless of intent.
- !Personnel qualifications treated as job titles rather than as criteria that must be met and evidenced.
How to Run a Clinical Diagnostic Laboratory Under CLIA: frequently asked questions
Common questions on run a clinical diagnostic laboratory under clia.
Who is covered by this regime?
Any site that tests human specimens for health assessment or for the diagnosis, prevention or treatment of disease — including a physician office running a single waived test. It attaches to the testing site, not to the organisation, so a multi-site provider needs to think site by site.
Why is complexity categorisation so important?
Because everything else derives from it: the certificate type, the personnel qualifications, the quality control obligations and whether proficiency testing applies. The category belongs to the test as cleared, not to your laboratory, so adding a test can change your regulatory position immediately.
What makes proficiency sample handling such a serious matter?
Because the samples exist to measure your laboratory unaided. Referring one to another laboratory, or comparing results before the deadline, defeats the entire measurement and carries severe sanctions including loss of certification. It is treated far more seriously than a poor result honestly obtained.