Genetic Testing Company | The DNA Diagnostic Experts | GeneDx

In observance of Independence Day, GeneDx will be closed on Friday, July 3rd, and Saturday, July 4th. Nevertheless, all specimens arriving on Friday, July 3rd will be accepted, accessioned and processed. We will not accept specimens on Saturday, July 4th. We will resume our normal Monday through Saturday schedule on Monday, July 6, 2015. Please also note that FedEx works on a modified schedule on Friday, July 3rd and FedEx and UPS are closed on Saturday, July 4th. If you have any questions or inquiries, please call us at 301-519-2100 or email us at

RPE65 Gene Sequencing



Clinical Utility:
  • Confirmation of a clinical diagnosis
  • To differentiate LCA from other forms of retinal dystrophy
  • Recurrence risk assessment
  • Prenatal diagnosis
Lab Method:
Capillary Sequencing


Test Code:
Turnaround Time:
6-8 weeks
Preferred Specimen:
2-5 mL Blood - Lavender Top Tube
Alternative Specimen:
Oral Rinse (30-40 mL), Dried Blood Spots


CPT Codes:
New York Approved:
ABN Required:
Billing Information:
View Billing Policy
ICD Codes:
  • 362.75: Other dystrophies
  • 362.74: Pigmentary retinal dystrophy, Retinal dystrophy, albipunctate, Retinitis pigmentosa
  • 743.55: Congenital macular changes
  • 362.76: Dystrophies primarily involving the retinal pigment epithelium, Fundus flavimaculatus, Vitelliform dystrophy
  • 743.53: Chorioretinal degeneration, congenital
  • 743.56: Other retinal changes, congenital
* For price inquiries please email


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