“Very thankful for everything they did for us. Always responsive, reassured us every step of the way and obtained a great result.”
Miguel Orellana
✦ Certified Specialist in Workers’ Compensation Law, certified by the State Bar of California, Board of Legal Specialization ✦
By Eman Yazdchi, Esq. · Certified Specialist in Workers' Compensation Law, State Bar of California Board of Legal Specialization · Cal Bar #285231
A denial is not the end. It is the beginning of the fight for the benefits you earned.
If the insurance company turned down your Altadena workers' comp claim, you are probably scared and angry. That is completely normal. You got hurt doing your job. You did what you were supposed to do. And now someone in an office is saying no.
That "no" is not always the final word. Here is what to do right now.
Eman Yazdchi is a Certified Specialist in Workers' Compensation Law, certified by the California Board of Legal Specialization, State Bar of California (CA Bar #285231). He represents Altadena workers at the Los Angeles WCAB and understands the tactics insurers use on claims from the foothill communities, the post-Eaton Fire rebuild trades, and the healthcare corridors near Huntington Hospital and Kaiser Pasadena.
Read the denial letter for the stated reason, note the date, and call a lawyer before any deadline passes. Most denials can be challenged with the right response.
The insurer must tell you in writing why it turned down your claim. Common reasons include: the injury did not happen at work, a pre-existing condition caused the problem, you reported it too late, or a treatment is not medically necessary. Each reason calls for a different response. Each response has a deadline.
A denial does not prove you were wrong. It means the insurer chose one side of the argument. Your job, with a lawyer's help, is to put the other side on the record and make them prove their position.
Four reasons come up most often: not work-related, a pre-existing condition, reported too late, or treatment not medically necessary. Each one can be contested with the right evidence.
Insurers deny claims to protect their bottom line. Here is what each reason really means for your case.
Knowing which reason applies determines your strategy. That is the first thing we sort out on a free call.
The insurer has exactly 90 days from your DWC-1 claim form to accept or deny. If it misses that window, the law says your injury is presumed covered.
When you hand in the DWC-1 claim form, a legal clock starts ticking. The insurer has 90 days to investigate and reach a decision.
Labor Code §5402(b): "If liability is not rejected within 90 days after the date the claim form is filed . . . the injury shall be presumed compensable under this division. . . ."
That presumption is powerful. If the insurer blows the 90-day window, it loses its right to deny coverage on that basis. We check the filing date and the denial date on every Altadena file we receive. A missed deadline is one of the strongest openings you can have.
The same law has a second part that protects you right away. While the insurer investigates, it owes up to $10,000 in medical care starting the day you file. It cannot freeze your treatment while it takes its time. The Altadena school aide, the retail worker on Lake Avenue, or the rebuild carpenter who needs imaging or a specialist right now has a right to that care now. If the insurer refuses to pay it, we file to enforce it. You should not have to sit in pain while an adjuster decides.
A denied treatment goes to a medical reviewer within 30 days. A denied claim goes to a workers' comp judge. The steps and deadlines are completely different.
Many injured workers treat these two situations as the same thing. They are not. Knowing the difference can save your case.
If a specific treatment was denied: When your doctor orders a procedure and the insurer turns it down through Utilization Review, you have 30 days to take that decision to Independent Medical Review. An outside doctor chosen by the state reviews your records against the state treatment guidelines. That determination is binding. You can only challenge it afterward on very narrow grounds, like proof of bias or fraud on the part of the reviewer.
If your entire claim was denied: Here the insurer is saying your injury is not covered at all. You push back through the Workers' Compensation Appeals Board. If a judge rules against you, you can file a Petition for Reconsideration (a written request asking the full board to look at the ruling again) within 25 days of the date the decision was mailed to you, or 20 days if it was served electronically. Under §5903, this is your primary appeal inside the workers' comp system.
If the board still sides with the insurer, you can ask the Court of Appeal for a Writ of Review (a formal request for a higher court to check whether the board applied the law correctly) within 45 days. And if your case was already closed but your condition has gotten worse, you may be able to file a Petition to Reopen within 5 years of the original injury date.
Deadlines range from 20 days to 5 years, depending on what was denied. Missing even one can close your options for good.
Every step in a denied workers' comp case has a clock attached to it. Here is the full picture in plain language.
| What was denied | Your appeal route | Deadline | Law |
|---|---|---|---|
| Treatment denied at Utilization Review | Independent Medical Review | 30 days from the denial | §4610.5 |
| IMR upheld the denial | Appeal only on narrow grounds (fraud, bias, or conflict of interest) | 30 days | §4610.6 |
| A judge's decision (Findings and Award) | Petition for Reconsideration | 25 days if mailed, 20 if served electronically | §5903 |
| Reconsideration denied | Writ of Review to the Court of Appeal | 45 days | §5950 |
| New or worse disability after a closed case | Petition to Reopen | Within 5 years of the injury | §5803 |
Not sure where your clock stands right now? A free call takes 15 minutes and gives you a real answer: (661) 273-1780.
Keep the envelope, write down the reason for denial, do not sign anything, gather your records, and call a lawyer that same day if you can.
The denial letter is a legal document. It starts a clock the moment it is mailed. Do these five things that same day.
You earned this coverage. Getting it may take one more step: the right attorney standing with you at the right board.
Did your employer cut your hours, pass you over, or let you go after you filed a claim or pushed back on a denial? That is illegal. California's anti-retaliation law gives you the right to get your job back, recover all lost wages, and collect a penalty on top of your workers' comp award. Tell us the moment you suspect it is happening. The sooner we document it, the stronger the case.
Every worker in California, whatever your immigration status, has the same right to file and fight a workers' comp claim. California law makes that explicit. Any threat by an employer or insurer to use your status against you is its own separate violation. Our office is bilingual.
Nothing up front. Fees are set by the WCAB judge at 12 to 15 percent of what we recover, and only if we win.
You do not pay by the hour. You do not pay to start. California workers' comp attorney fees are approved by the WCAB judge and come out of your award. The typical range is 12 to 15 percent. If we do not recover anything for you, you owe nothing. A Pasadena Unified custodian and a foothill rebuild laborer get the same quality of legal help as anyone else.
Eman Yazdchi is a Certified Specialist in Workers' Compensation Law, certified by the California Board of Legal Specialization, State Bar of California (CA Bar #285231). Fewer than 1% of California attorneys hold this credential. He has represented hundreds of injured California workers and appears regularly at the Los Angeles WCAB. More about Eman Yazdchi. Verify his State Bar profile.
Our firm has recovered up to $5,000,000 for a catastrophic spinal cord injury and $1,500,000 for a cervical spine injury. Past results do not guarantee future outcomes.
Every right described on this page comes from these California Labor Code sections. Each link opens the official text.
Injured at work? Call (661) 273-1780
Tap to call →Altadena workers' comp denials are heard at the Los Angeles WCAB at 320 West 4th Street. Eman Yazdchi appears there regularly on Altadena files.
Workers' comp disputes from Altadena are heard at the Los Angeles district office of the Workers' Compensation Appeals Board at 320 West 4th Street, Los Angeles. That district covers the San Gabriel Valley foothills, including Altadena, Pasadena, and surrounding communities. Yazdchi Law appears at the Los Angeles WCAB regularly on Altadena denied-claim petitions, including 90-day presumption challenges, treatment-denial appeals, and retaliation claims. Related: Pasadena denied-claim cases and the California construction-injury hub.
Several industries in and around Altadena produce a regular flow of denied claims. Here is what we handle most often at the Los Angeles WCAB.
The post-fire rebuild is bringing construction workers from across the region to Altadena. Many are being paid as independent contractors to cut employer costs. But the label does not make it true under California law. If the person who hired you controlled your schedule, your tools, or how you did the work, you may be an employee. The law looks at the reality, not the paperwork. A denial based on contractor status is a fight we bring to the Los Angeles WCAB. You deserve a real look at your case, and the law may be more on your side than the insurer wants you to believe.
Last reviewed by Eman Yazdchi, Esq., June 2026.
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