MARKER20 promo code:
Receive 20% off a Marker by LabcorpTM genetic health panel purchase when you apply promotional code MARKER20 at checkout. Offer valid through November 15, 2026. Limit one use per customer. Cannot be combined with other offers. Offer has no cash value and is void where prohibited. Labcorp OnDemand reserves the right to modify or discontinue this promotion at any time.
Promo codes:
Promo codes are valid on select health lab tests purchased online through ondemand.labcorp.com. These codes cannot be combined with any other promotion or discount. Promo codes are not valid on the following tests:
Excluded tests from promotions:
- Adrenocorticotropic Hormone (ACTH) Test
- Blood Type Test
- Complete Blood Count (CBC) Test
- COVID-19 Antibody Test
- COVID-19 In-Person PCR Test
- Diabetes Risk (HbA1c) Test
- First To Know® Syphilis Test
- HPV Cervical Cancer Screening Test
- Indoor & Outdoor Allergy Test
- Magnesium Test
- Thyroid Stimulating Hormone (TSH) Test
- Urine Analysis Test
All discounts do not apply to the Physician Fee. Physician fees are collected on behalf of PWNHealth and its affiliated entities for independent physician oversight of lab testing including ordering testing if appropriate and providing physician follow-up services. The PWNHealth fee is nonrefundable.