The biggest money trap is assuming your insurer will "fill in the gaps" just because the other driver vanished. In Idaho, a UM claim still has to be proved like any other injury claim, and no plate number makes the proof fight harder.

The three biggest factors are independent proof of the crash, medical proof tying your injuries to it, and strict policy/deadline compliance.

1. Independent proof that another vehicle caused the wreck

This is usually the make-or-break issue in a Lewiston hit-and-run claim.

If the crash happened on US-95, US-12, or an exit ramp outside town, get the report from Lewiston Police Department or Idaho State Police. That matters even more on rural roads where ISP response times can run 30 minutes or more.

Helpful proof includes:

• 911 call logs
• Police crash report
• Witness names and phone numbers
• Dashcam footage
• Photos of debris, skid marks, vehicle damage, and roadway layout
• Nearby business or traffic camera video
• Time-stamped location data from your phone or vehicle app

For a wrong-way driver or sudden exit-ramp swerve, insurers often argue you overcorrected on your own. Independent evidence cuts that off.

2. Medical proof that the crash caused your injuries

Get treatment quickly and make sure the records clearly say motor vehicle collision and describe how it happened.

If you use VA care, do not assume your auto insurer will get those records on its own. The VA system and the civilian insurance system do not talk well. Request your VA records, imaging, referrals, and billing summaries yourself so the insurer cannot pretend there is a gap.

3. Policy and legal deadlines

Check whether your Idaho policy includes UM/UIM coverage and give notice fast. Many policies have prompt-notice rules for hit-and-run claims.

Also protect the lawsuit deadline: Idaho's general personal injury statute of limitations is 2 years. If the at-fault driver is never identified, your insurer may still demand proof that the hit-and-run vehicle, not a tire blowout, tourist traffic confusion, or driver error, caused the crash.