L&I Rules and Medical Provider Information for Doctors

Why would a physician become an L&I provider?

To treat an injured worker a doctor needs to be a network provider or have a provider account number. Simply put: Doctor, some of your patients are/will be injured workers in the Washington State L&I system, and if you want your bills paid for the treatment you provide, then become an L&I network provider.

Washington State Medical Providers Rule.


Medical provider network and provider account number distinguished.

  • Provider Network is for the listed Washington State medical providers.
  • Provider Account Number is for:
    • Washington State providers not listed
    • Out of State providers
    • Out of Country providers

Washington State Providers Who Need to JOIN THE PROVIDER NETWORK: 

Washington State Physicians, Chiropractors, Naturopathic physicians, Podiatric physicians & surgeons, Dentists, Optometrists, Advanced registered nurse practitioners, and Physician assistants need to join the provider network.  This will allow them to treat injured workers and get paid.

Doctor. You really should join the network. Your patients lose when a good doctor drops out of the system.  The injured workers of Washington State need your help.  Please join the network at Network Provider Application.


You can apply at any time at Network Provider Application. You do not need to wait for L&I to send you an invitation. The process takes 60 – 90 days.

  • Join the provider network if you are a
    •  Physician
    • Chiropractor
    • Naturopathic physician
    • Podiatric physicians & surgeons
    • Dentists,
    • Optometrists
    • Advanced registered nurse practitioners
    • Physician assistants

How to Get a PROVIDER ACCOUT NUMBER in Washington State

What are the Rules for Medical Providers out of Washington State or out of Country?

If you are a provider who is not in Washington State or if you are a provider who is out of the United States you will want to submit the Provider Account Application (non-network) and get a provider account number. With this L&I can to pay you for services rendered.

Out of State Provider? Get a provider account number. If you are a provider in any other state other than Washington, you will want to submit the Provider Account Application- Non network so you may be paid for services. Provider Account Number Application

Out of Country Provider? If you are a provider who is out of the United States you will want to submit the Provider Account Application (Non-network) for L&I to pay you for services rendered. Provider Account Number Application

The process takes 60-90 days.  They say they will notify you of their decision. If you are accepted, you will receive a letter notifying you of your provider account number. After 90 days, if you haven’t heard from L&I then email them at [email protected]

How to get a Free Consultation and Case Evaluation.

There are 4 different ways you can get a free initial consultation. Take your choice:

  1. Complete the Free Case Evaluation Form below
  2. Call / text: (206) 343-1988
  3. Email us: [email protected]
  4. Schedule an appointment via Calendly

We usually reply to forms, texts, and emails within 1 business day.

Free Case Evaluation Form

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Ex. Back injury preventing me from working
Ex. How injury occurred, were you at work? Have a personal injury caused by someone else? Who was involved, did you require medical treatment, how can we help you?

The Smart Way to Find Out If You Have a Good Case.

Get a free consultation from a lawyer: Tell us about your concerns and let us show you some smart choices you can make for your claim. At the end of the call, no matter what you decide to do, you will have fresh ideas and an action plan. You will know that you have taken important steps to get your claim moving in the right direction. Protect yourself and your L&I or Personal Injury claim with a free case consultation.

Don't Guess

Don't guess about the value of your claim. Don't compare your claim to someone else's. Get an expert opinion about your claim, from an experienced lawyer. Expertise counts, so use it to your advantage. Consultations are free. This strategy session will help you get informed.

Are Attorney Consultations Really Free?

Yes, they are. Because both you and the attorney want to know if your case is any good. A free phone consultation or email gets that figured out quickly.  Questions are answered and no time is wasted. Call 206-343-1988 or email and let us help you figure it out with a free consultation.

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