Quest Diagnostics
Lab Testing at Iles Medical Testing - Iles Medical Testing - Questselect Members Only
QuestSelect / Members Only — access restricted in Lake Charles, LA 70607.
Restricted Access. Verify eligibility before visiting.
This is a QuestSelect program location. Walk-in access is restricted to QuestSelect members through participating employers or health plans. If you are not enrolled in QuestSelect, this location is unlikely to accept your lab order. We display this address for completeness. Please verify access by calling 337-562-0835 before visiting.
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3437 Derek DrLake Charles, LA 70607
Calcasieu Parish County
Hours
| Monday | 8:30 AM – 12:00, 13:00 |
| Tuesday | 8:30 AM – 12:00, 13:00 |
| Wednesday | 8:30 AM – 12:00, 13:00 |
| Thursday | 8:30 AM – 12:00, 13:00 |
| Friday | 8:30 AM – 12:00, 13:00 |
| Saturday | Closed |
| Sunday | Closed |
Nearby alternatives
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- Calcasieu Spinal Care2118 E Prien Lake Rd, Lake Charles, LA 706011 mi
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- Any Lab Test Now - Lake Charles110 W Prien Lake Rd, Lake Charles, LA 706012.7 mi
About this location
QuestSelect / Members Only — access restricted. Quest Diagnostics operates one of the largest networks of clinical laboratories in the United States, offering a wide range of diagnostic tests for patients, physicians, and employers.
Listing last updated 2026-04-25.