--- title: "Quest Diagnostics Locations in Willoughby, OH | Vitals Vault" description: "Find 2 Quest Diagnostics locations in Willoughby, Ohio. Order Vitals Vault blood testing online from $99.00, then schedule your Quest blood draw in your dashboard. See hours and directions." canonical: "https://www.vitalsvault.com/locations/oh/willoughby" last-updated: 2026-08-22 --- # Quest Diagnostics Locations in Willoughby, OH | Vitals Vault > Find 2 Quest Diagnostics locations in Willoughby, Ohio. Order Vitals Vault blood testing online from $99.00, then schedule your Quest blood draw in your dashboard. See hours and directions. [Ohio locations](https://www.vitalsvault.com/locations/oh) QUEST DIAGNOSTICS LOCATIONS # Lab locations in *Willoughby* Browse addresses, hours, and directions for Quest Diagnostics locations near Willoughby. Confirm current hours with Quest before visiting. **2**locations ## No lab order yet? Order online and draw at either Willoughby location below. Popular tests like CMP and TSH cost up to 70% less than Quest's own online prices. Single tests from $9.99, full-body panels from $99. [Choose your panel](https://www.vitalsvault.com/checkout) - Quest Diagnostics ## 36000 Euclid Ave, Suite 100 Willoughby, OH 44094View location - Quest Diagnostics ## 4176 State Route 306, Suite 500 Willoughby, OH 44094View location ## Getting your blood drawn in Willoughby Quest Diagnostics lists 2 patient service centers in Willoughby, Ohio, in ZIP code 44094. Vitals Vault members order their tests online and have the blood drawn at whichever of these sites suits them; Quest collects the sample and sends it to a Quest laboratory. Opening times on file run from 7:00 AM to 6:00 PM. 1 of 2 sites with listed Saturday hours draw blood on Saturdays. ### Draw sites in Willoughby - [36000 Euclid Ave, Suite 100](https://www.vitalsvault.com/locations/oh/willoughby/36000-euclid-ave-44094)36000 Euclid Ave, Suite 100, Willoughby, OH 44094.Hours: Monday–Friday: 7:00 am-6:00 pm; Saturday: 8:00 am-12:00 pm; Sunday: Closed.Phone: 216-536-0120. - [4176 State Route 306, Suite 500](https://www.vitalsvault.com/locations/oh/willoughby/4176-state-route-306-44094)4176 State Route 306, Suite 500, Willoughby, OH 44094.Hours: Monday–Friday: 8:00 am-12:30 pm , 1:00 pm-4:30 pm; Saturday–Sunday: Closed.Phone: 216-536-0916. ### Before you go Fasting. Fasting depends on the tests in your order. Follow the preparation instructions provided for your panel, including how long to fast if required. During a required fast, Quest advises drinking only water. Ask your clinician about medications or supplements rather than changing them yourself. What to bring. Have your lab order or the electronic order details available, and bring photo identification. Keep your appointment confirmation handy if you booked ahead. Follow any additional instructions provided with your Vitals Vault order. ### Panels you can have drawn in Willoughby Any Vitals Vault order can be drawn in Willoughby. Essential covers 120+ lab tests for $99, Advanced covers 140+ lab tests for $199, and Max covers 160+ lab tests for $399. You can also build your own panel from single tests. A $19 lab visit fee applies to lab orders under $99, and it is shown at checkout before you pay. After checkout, choose a Willoughby site and a time in your dashboard. ### Other draw sites nearby If no Willoughby time works for you, the closest site outside the city is 9213 Mentor Ave, Unit #6 in Mentor, 4.3 miles away from the nearest Willoughby site. These are the nearest draw sites by straight-line distance. - [9213 Mentor Ave, Unit #6](https://www.vitalsvault.com/locations/oh/mentor/9213-mentor-ave-44060)Mentor, OH 44060, 4.3 miles away - [9485 Mentor Ave, Ste 214N](https://www.vitalsvault.com/locations/oh/mentor/9485-mentor-ave-44060)Mentor, OH 44060, 4.9 miles away - [18599 Lake Shore Blvd, Ste 700](https://www.vitalsvault.com/locations/oh/euclid/18599-lake-shore-blvd-44119)Euclid, OH 44119, 6.4 miles away - [7500 Auburn Rd, Ste 1300](https://www.vitalsvault.com/locations/oh/concord-township/7500-auburn-rd-44077)Concord Township, OH 44077, 6.9 miles away - [8055 Mayfield Rd, Ste 104A](https://www.vitalsvault.com/locations/oh/chesterland/8055-mayfield-rd-44026)Chesterland, OH 44026, 8.1 miles away - [5850 Landerbrook Dr, Ste 200A](https://www.vitalsvault.com/locations/oh/mayfield-heights/5850-landerbrook-dr-44124)Mayfield Heights, OH 44124, 8.7 miles away - [All Quest draw sites in Ohio](https://www.vitalsvault.com/locations/oh) ALREADY DECIDED? ## Pick a location after you sign up. You don’t need to choose now. Sign up first — once you’re a member, book an appointment or walk in at any partner location. [Choose your panel](https://www.vitalsvault.com/checkout?mode=build-your-own-panel) --- Canonical HTML: https://www.vitalsvault.com/locations/oh/willoughby - [llms.txt](https://www.vitalsvault.com/llms.txt) - [sitemap.xml](https://www.vitalsvault.com/sitemap.xml) - [Developer portal](https://www.vitalsvault.com/developers)