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Long Genetics

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LongGenetics

Comprehensive clinical genetic evaluation for patients and families

We deliver evidence-based genetic testing across 20 organ systems to end diagnostic odysseys and provide definitive answers. Our structured CarePathways approach ensures every patient receives thorough evaluation from referral through results and follow-up.

20
Organ Systems
~53%
Avg Diagnostic Yield
80+
Peer-Reviewed References
95%
Highest System Yield

For every two patients tested through our pathways, one receives a definitive molecular diagnosis.

Why Genetic Testing?

Millions of patients spend years searching for answers. A single genetic test can change everything.

The Diagnostic Odyssey
5–7 years
Average time to diagnosis
7+ specialists seen
$50,000–$500,000+ in unnecessary care
vs.
With Genetic Testing
Weeks
To a definitive answer
One coordinated evaluation
$250–$3,000 testing cost

Our Services

Comprehensive genetic evaluation tailored to each patient's clinical presentation.

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Diagnostic Genetic Testing

Exome sequencing, genome sequencing, and targeted gene panels to identify the molecular basis of your condition across any organ system.

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Rapid Critical Care Genomics

Rapid sequencing for critically ill neonates and children in NICU and PICU settings, with results in 3–7 days and 80% management change rate.

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Pharmacogenomics

Genetic profiling to optimize medication selection, dosing, and adverse event prevention based on your unique genetic makeup.

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Conditions We Evaluate

Genetic testing across 20 organ systems with diagnostic yields ranging from 15% to 95%.

Dermatologic Strong
58–95%

Epidermolysis bullosa, genodermatoses, mosaic skin disorders

Metabolic / IEM Strong
88–90%

Inborn errors of metabolism, newborn screening confirmation

Ophthalmic Strong
49–92%

Inherited retinal diseases, congenital cataracts, optic atrophy

Musculoskeletal Strong
50–89%

Muscular dystrophies, myopathies, connective tissue disorders

Nephrology Strong
46–81%

Alport syndrome, CAKUT, cystic kidney disease

Neurological Strong
43–58%

Epilepsy, neuropathy, ataxia, movement disorders

For Patients

  • Learn what to expect at your genetic evaluation
  • Understand how genetic testing works in plain language
  • Get answers about insurance coverage and billing
  • Prepare for your visit with our checklist
Patient Information →

For Referring Providers

  • Simple referral process via phone, fax, or online
  • Clinical indications guide for when to refer
  • Full testing catalog with turnaround times
  • Direct access for clinical questions
Provider Resources →