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Medical Lab TestingBelvidere, IL

★★★★☆4.0/5125 reviews across 2 platforms

Ratings by platform

  • Hours Guide (General aggregate for Belvidere): 4.2/5 (118 votes)
  • ComplaintsBoard (Company-wide): 1.3/5 (7 reviews and 492 complaints)

What patients say

Patients praise

  • Some reports of professional, efficient, and kind staff members at specific locations
  • Occasional instances of smooth, stress-free experiences

Common complaints

  • Long wait times and difficulty scheduling appointments
  • Frustrating automated/computer-based check-in systems lacking human interaction
  • Difficulty reaching customer service or resolving issues with human representatives
  • Billing confusion and unresolved errors
  • Unprofessional behavior by some phlebotomists, including poor blood draw techniques

In patients' words

"They closed the receptionist window—there is no human contact at all anymore. Everything is pushed to a machine, and it’s simply not working."

Trustpilot review of Quest Diagnostics

"She stuck me then kept pulling needle almost out and gouging me. She finally just started rolling needle around in my arm until she got a vein."

ConsumerAffairs review of Quest Diagnostics

How these reviews were compiled

Synthesized from public patient-review platforms as of Jul 11, 2026 — sources: [1][2][3][4][5][6][7][8].

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