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Contact

Talk to Our Compliance & Testing Team

Call or send a message. We'll reply within 1 business day, and accident or reasonable-suspicion calls are answered 24/7.

Real people · Weekday phone support 8–5 CT · 24/7 post-accident response available

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Tell us what you need.

Tell us your company, how many drivers or employees you have, and what you need done. That's enough for us to get it to the right person the first time.

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Diversified Safety & Compliance sign at the Lincoln, Nebraska headquarters and clinic

Visit us

Our Lincoln headquarters and clinic is at 6400 Cornhusker Hwy, Suite 450, open Monday–Friday, 8–5 CT. Services and hours differ by clinic, so check the location page before you come.

Phone

(402) 252-5144

Monday–Friday, 8–5 CT

Email

[email protected]

We'll reply within 1 business day

Hours

Monday–Friday
8–5 CT
Saturday–Sunday
Closed
Accident testing
24/7

24/7 response

After an accident or a reasonable-suspicion observation, call us any hour: Call (402) 252-5144.

Know who you need?

Write to a team directly.

Each inbox goes straight to the team that does the work.

Booking a visit?

Schedule a clinic visit online.

Book a DOT physical, drug test, fit test or functional screen at our Lincoln, Beatrice or West Omaha clinic. DOT physicals are in Lincoln and Beatrice; West Omaha is open Wednesday and Friday.

Or call · (402) 252-5144

  • FMCSA-Certified Medical Examiners
  • DOT-Qualified Collectors