Your first step is to fully understand that as an injured worker you've got certain civil rights. This consists of your right to file a Workers comp claim. But let's not get ahead of ourselves. Right before you file a claim or hire a lawyer, you will want to report your injury to your employer. In a number of circumstances reporting your accident to your superintendent immediately may not be possible but is important to do so at the earliest opportunity since this move will protect your legal rights. Failure to do it can lead to possibly forfeiting your rights and benefits!
The next step is to see a physician as soon as you can. If the accident merits it, visit the emergency room. Having said that, if you are you are not seriously injured, you should ask your employer if they expect you to see a certain medical doctor or if you may choose which physician to visit. Under California law, it is necessary that companies have workers compensation insurance even if they have only one employee. However, not every companies have insurance. You might just find yourself in a situation where your employer lacks insurance. In case your employer doesn't have Workers' Compensation insurance you should maybe contact an attorney.
If your injury Is likely to demand that you miss time from your work and receive on going medical care, you'll likely want to file your claim with the Workers compensation court in your county. This can go even further in protecting your rights. It's important to remember that submitting a claim puts the court, your employer and your employer's insurance company on formal notice of the accident you sustained during working hours.