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About

Summary: Walk-In Lab, LLC is a wellness-focused lab testing company offering a wide online catalog of health tests (including allergies, autoimmune, cancer screening, diabetes, digestive system, blood disorders, aging, drug/alcohol, among others). The company operates 4 U.S. offices and is headquartered in Pooler, Louisiana. Founded in 2009, it employs around 9 people and reports annual revenue of about $53.4M. Note: The provided page lists locations in Louisiana (Pooler HQ, Slidell, Madisonville, Mandeville) and does not indicate any locations in Lansing, Michigan. If you’re specifically seeking Walk-In Lab services in Lansing, MI, this page does not confirm availability there. You may want to contact Walk-In Lab directly or check their site for any Lansing or Michigan locations.

Clinic Type

Laboratory Services

Address

P. O. Box 1328, Pooler, LA 31322, US

Phone

18005396119

Email

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

Insurance & Payment

Languages Spoken

Social Media

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Better Business Bureau: A+ (BBB) (N/A)
  • Trustpilot/Walk-In Lab (Company Site): 4.9/5
  • Solv Health (Sparrow Drive-Thru): 5.0/5 (2 (Solv))

Patients praise

  • convenience of drive-thru testing options
  • professionalism and kindness of individual staff members
  • efficient service during non-peak times
  • modern facilities and advanced testing technology

Common complaints

  • customer service issues including perceived rudeness
  • long wait times and inefficient check-in processes
  • concerns regarding scheduling, system failures, or expired test orders
  • reports of mixed or incomplete test results

"I’ve been here over 40 minutes and I thought this was just going to be a quick in and out. I’m so late getting back to my job!! (2 stars instead of 1 because the staff is all very nice)."

BirdEye (McLaren Laboratory)

"This service stands out for its commitment to convenience and efficiency, enabling individuals to undergo necessary lab work while avoiding long waits in traditional waiting rooms."

Wheree (Sparrow Drive-Thru)

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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