Car accidents happen on the busiest stretches of Louisville’s road network — US-36 between the C-470 interchange and the McCaslin exit, Highway 287, the McCaslin and Pine Street corridors, the cross-traffic intersections off South Boulder Road. They also happen in parking lots, residential streets, and the suburban arterials that connect Louisville, Superior, Lafayette, and the rest of Boulder County. Wherever yours happened, the steps you take in the first few hours and days afterward shape both your medical recovery and your legal options.
This guide walks through what to do specifically as a Colorado driver — including Colorado’s at-fault accident framework, the legal time limits that apply to your case, and the specific things to watch for in the days and weeks after the crash. For the broader, location-agnostic version of this guide, see our blog on the 10 critical things to do after any car accident. This blog adds the Colorado-specific context.
If anyone is injured: call 911 immediately
If you or anyone involved in the accident has visible injuries, lost consciousness even briefly, has difficulty moving or breathing, has significant pain, has signs of head injury (confusion, slurred speech, severe headache), or shows any other signs of a potential medical emergency: call 911 first. Everything else on this list can wait. The other 9 steps below apply once anyone needing emergency medical attention is receiving it.
For accidents without injuries, proceed with the steps below in order.
1. Call the Police (or 911 if There Are Injuries)
If 911 hasn’t already been called for medical reasons, contact the Louisville Police Department (for accidents within Louisville city limits) or the Boulder County Sheriff (for accidents in unincorporated Boulder County, Superior, or other surrounding areas). Even minor fender-benders should be reported — an official police report creates the documentation foundation for everything that follows with insurance and any potential legal action.
Colorado law requires accidents involving injury, death, or property damage exceeding a certain threshold to be reported. Even when not strictly required by statute, reporting protects you. If the other driver tries to talk you out of involving police “to keep insurance rates down,” report anyway — that conversation is itself a signal you should be cautious.
2. Get Medical Attention — Even If You “Feel Fine”
Adrenaline after a crash is powerful, and it routinely masks injuries that become obvious only hours or days later. The most common injury pattern we see in our Louisville practice: patients who “felt fine” at the scene, declined emergency evaluation, and developed significant neck, back, or head symptoms 24-72 hours later when adrenaline cleared.
Your options for immediate evaluation include emergency medical services at the scene (if you’re significantly injured), an emergency department visit (Avista Adventist Hospital is the closest hospital to Louisville; Boulder Community Health Foothills Hospital, Good Samaritan Medical Center in Lafayette, and Longmont United Hospital are other regional options), or your primary care physician within 24 hours.
From a legal and insurance perspective, having documented medical evaluation within 24-72 hours of the accident is important. The longer the gap between accident and first medical visit, the harder it becomes to establish causation between the accident and any symptoms that develop.
The delayed-onset injuries to watch for in the first 7-10 days
- Whiplash symptoms — neck pain, stiffness, reduced range of motion, headaches that begin or worsen 24-72 hours after the accident. See our blog on whiplash treatment for detail.
- Concussion / mild TBI symptoms — headache, dizziness, balance issues, light or sound sensitivity, difficulty concentrating, sleep changes, irritability, fatigue. These can emerge days after the accident and are commonly missed. If you experienced any head impact or rapid acceleration/deceleration (whiplash motion can cause concussion without head impact), watch for these symptoms. Our traumatic brain injury treatment program addresses this category specifically.
- Lower back and disc-related symptoms — radiating pain into the leg (sciatica), numbness or tingling in extremities, pain that worsens with sitting or standing. These can indicate disc involvement that may benefit from spinal decompression therapy. See our blog on serious neck injuries from car accidents.
- Soft tissue inflammation — muscle pain, bruising, swelling that may peak 48-72 hours after the impact.
- Psychological symptoms — anxiety, intrusive thoughts about the accident, sleep disruption, driving avoidance. Common after even minor accidents; worth addressing. See our blog on how a chiropractor helps with anxiety and stress.
3. Exchange Information — and Don’t Apologize
Exchange contact and insurance information with the other driver(s): full name, phone number, email address, driver’s license number, license plate, insurance company, and policy number. Note the make, model, year, and color of vehicles involved.
Be polite, but do not apologize. Colorado is an at-fault state (a status it returned to in 2003 after a period as a no-fault state) — meaning the driver determined to be at fault for the accident is financially responsible for damages. Saying “I’m sorry” at the scene, even out of social reflex, can later be characterized as an admission of fault that affects your insurance claim and any potential legal action. Reserve apologies for situations where fault is genuinely yours to admit; otherwise, stick to factual exchange of information.
4. Document the Scene with Photos
Take photos with your phone before vehicles are moved (if it’s safe to do so), and again after. Capture:
- All visible damage to all vehicles, from multiple angles
- The position of vehicles relative to each other and to the road
- Skid marks, debris, fluid trails on the road
- Traffic signals, road signs, and lane markings near the accident
- Weather and lighting conditions
- The license plates of all vehicles involved
- Any visible injuries to you or your passengers
- The other driver’s driver’s license and insurance card
Consider also recording a short video while standing at the scene, describing what happened in your own words while it’s fresh. This is for your own records — useful both for memory and as a contemporaneous account if questions arise later.
5. Get Witness Information
If there are witnesses to the accident, ask if they’re willing to provide their name, phone number, and a brief account of what they saw. With their permission, record a short audio or video of their account on your phone. Independent witness statements are often the most valuable evidence in disputed-fault situations.
6. Report to Your Insurance Company
Contact your insurance company to report the accident, ideally the same day. Most insurers have 24-hour claim reporting hotlines. Be factual and complete in your initial report — but stick to what you observed and experienced. Avoid speculation about fault, and don’t volunteer opinions about what “must have” happened.
Colorado’s minimum auto insurance requirements include bodily injury liability ($25,000 per person, $50,000 per accident) and property damage liability ($15,000). Many drivers carry additional coverage including uninsured/underinsured motorist coverage and medical payments (MedPay) coverage — if you have MedPay, it can help cover initial medical expenses regardless of fault determination, which is particularly useful for chiropractic care during the period when fault is still being determined.
7. Stay Vigilant for Developing Symptoms
This is one of the most important steps and the one most patients underestimate. As described in the callout earlier in this article, many auto-injury patterns develop in the days and weeks after the accident, not at the moment of impact. Track any new symptoms you notice — neck pain, headaches, back pain, dizziness, sleep changes, cognitive issues, mood changes, tingling or numbness anywhere in the body — and seek evaluation when they appear, not after weeks of trying to “ride it out.”
Patients who address symptoms early typically recover faster and more completely than patients who wait. From a legal/insurance perspective, the longer you wait between accident and treatment, the harder it is to establish causation.
8. Keep a Complete File of Everything
Start a dedicated folder (physical or digital) for everything related to the accident: police report, photos, witness contact information, insurance correspondence, medical records, receipts for related expenses (rental cars, prescriptions, copays, mileage to medical appointments), and any communications with the other driver or their insurance.
This matters in Colorado specifically because of statute-of-limitations timelines: per Colorado Revised Statutes, you generally have three years from the date of the accident to file a personal injury claim and two years for property damage claims arising from a vehicle accident. (Talk to an attorney about your specific situation; deadlines can vary based on circumstances.) Your file may need to be referenced months or years later — keep it organized from day one. Cloud backup of scanned documents is worth the small effort it takes.
9. Consult an Attorney If There’s Any Dispute About Fault
For any non-trivial accident — especially those involving injury, significant property damage, or disputed fault — consulting a Colorado auto accident attorney is worth doing, even if you ultimately decide not to retain one. Many Colorado attorneys offer free initial consultations.
Colorado follows a modified comparative negligence rule: if you’re found to be 50% or more at fault for the accident, you cannot recover damages from the other driver. If you’re less than 50% at fault, you can recover damages reduced by your percentage of fault. These determinations affect your case significantly, and they’re not always intuitive.
This article is general information about Colorado law, not legal advice for your specific situation. For questions about your specific case, consult a licensed Colorado attorney. The Colorado Bar Association can help you find one.
10. See a Qualified Chiropractor for Auto Injury Care
Auto accidents produce specific injury patterns — whiplash, soft tissue injuries, joint dysfunction, spinal compression — that respond well to chiropractic care when started early. The first few weeks after the accident are the most therapeutically valuable window for conservative intervention.
At Apex Chiropractic in Louisville, our auto injury chiropractic program is designed specifically for post-accident recovery. Treatment combines:
- Initial evaluation with the 3 Part NeuroTECH Exam for objective baseline measurements of nervous system function
- Gentle Torque Release Technique adjustments — particularly important for post-accident patients who often can’t tolerate traditional high-velocity manual adjustments
- Spinal decompression therapy for disc-related injuries (common in rear-end collisions)
- Deep tissue massage for the soft tissue injury component
- Red light therapy for inflammation and tissue repair
- Comprehensive documentation appropriate for insurance and legal claims
For accident-related work injuries, we also coordinate with workers compensation insurance. For broader athletic and active-recovery context, see our blog on chiropractic for sports recovery.
Frequently Asked Questions
How long do I have to file a personal injury claim in Colorado?
Generally three years from the date of the accident for personal injury claims and two years for property damage claims, per Colorado Revised Statutes. Some circumstances can shorten or extend these deadlines, so consult a Colorado attorney about your specific situation.
Is Colorado a no-fault state?
No, Colorado is an at-fault state. (It was previously a no-fault state but returned to at-fault status in 2003.) The driver determined to be at fault is financially responsible for damages, subject to Colorado’s modified comparative negligence rules.
What if the other driver was uninsured?
If you carry uninsured/underinsured motorist coverage (highly recommended in Colorado), your own policy can cover damages. If you don’t, your options are more limited and a Colorado attorney can advise on the specific path forward.
Does my health insurance cover chiropractic care after an auto accident?
Often yes, but auto accident injuries are typically billed first to MedPay (if you have it) or to the at-fault driver’s liability insurance, before health insurance. Our front desk handles the insurance coordination — we work with most auto insurance carriers serving the Boulder County area.
Will my insurance rates go up if I file a claim?
It depends on multiple factors including who was at fault and your specific policy. Colorado law restricts insurers from raising rates solely because a not-at-fault driver filed a claim, but practices vary. If your concern is rate increases for a clearly not-your-fault accident, this is a reasonable question to ask your insurer directly.
When should I go to the ER vs. see a chiropractor?
ER first for: any loss of consciousness, severe pain, suspected fracture, head injury with concerning symptoms (severe headache, vomiting, confusion), inability to move or bear weight, severe bleeding, or any other situation that feels like a medical emergency.
Chiropractic care is appropriate for: post-acute symptoms that emerge in the days after the accident — neck pain, back pain, headaches, stiffness, restricted range of motion, soft tissue injuries. We coordinate with your primary care physician, the emergency department, or specialists if your case involves both acute and post-acute components.
What if my accident was a hit-and-run?
Report immediately to police, give them everything you remember about the other vehicle (make, model, color, partial plate, direction of travel), seek medical attention, and contact your insurance company. Your uninsured motorist coverage (if you have it) typically applies to hit-and-run situations.
What does the first visit at Apex look like?
See our complete walkthrough of what to expect on your first day. For auto injury patients specifically, the first visit centers on the 3 Part NeuroTECH Exam, full accident and injury history, documentation appropriate for insurance and legal records, and development of a treatment plan tailored to your specific injury pattern.
Recently in a Car Accident in the Louisville Area? Don’t Wait to Get Evaluated.
The first few weeks after an auto accident are the most therapeutically valuable window for conservative chiropractic care — and the most important time to document any developing symptoms for medical, insurance, and legal purposes. Apex Chiropractic specializes in auto injury recovery and works with most insurance carriers serving Louisville, Boulder, Lafayette, Erie, Broomfield, Superior, and the greater Boulder County area.
Call (720) 328-1790 or contact us to schedule. New to the practice? Take advantage of our new patient specials. Learn more about our complete auto injury chiropractic program.
About the Author
Dr. Shane Kurth, D.C., BCN is the founder of Apex Chiropractic in Louisville, Colorado, and is board-certified in chronic intractable pain and neuropathy. A graduate of Auburn University with a degree in microbiology, Dr. Kurth has built one of Boulder County’s leading chiropractic practices around neurologically-based care using the research-driven Torque Release Technique. He has been voted Best Chiropractor in Boulder County for ten consecutive years by the readers of Boulder Weekly.
Apex Chiropractic treats auto injury patients throughout Louisville, Superior, Lafayette, Broomfield, Erie, and the greater Boulder area — handling whiplash, post-accident concussion and TBI, spinal injuries, soft tissue injuries, and the broader physical and psychological aftermath of motor vehicle collisions. Dr. Kurth is an active member of the International Chiropractic Association (ICA) and the International Federation of Chiropractors & Organizations (IFCO). Learn more about Dr. Kurth →
This article is general information, not medical or legal advice. For specific guidance about your accident or injuries, consult a Colorado-licensed physician and/or attorney.

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