ChironAI™ OM · guides
What the statute says, in plain English.
Free, ungated, cited to the code. Written for physicians and their staff.
All guides
- The workers’ comp deadlines a California physician owns
UR, IMR, QME, PR-2, P&S and payment clocks — which are business days and which are calendar days.
Lab. Code §4610 · Lab. Code §4610.5 · 8 CCR §9785 · 8 CCR §34–38 · Lab. Code §4603.2
- Late-payment penalties: what you are owed and how to count it
The penalty and interest under §4603.2 and §4622, worked through.
Lab. Code §4603.2(b)(2) · Lab. Code §4622 · 8 CCR §9792.5.5
- Writing a QME report that survives the WCAB
The §4628 required elements, substantial evidence and the mistakes that sink reports.
Lab. Code §4628 · Lab. Code §4062.3 · 8 CCR §38
- Med-legal billing: ML200–ML205 without leaving money behind
The medical-legal fee schedule, modifiers, excess pages and testimony.
8 CCR §9795 · Lab. Code §4622
- IMR: getting a denied treatment reviewed
When IMR applies, the filing window, and what goes with the application.
8 CCR §9792.10.1
- Responding to a records subpoena or request
An attorney’s authorization under Evid. Code §1158 or a subpoena under CCP §1985.3 — the rules, the clocks, and producing a chart you can stand behind.
Evid. Code §1158 · Code Civ. Proc. §1985.3
- Personal-injury narrative reports that attorneys can use
What a narrative report needs: history, mechanism, baseline, treatment, causation.
Evid. Code §801
- California AI law for physicians: AB 3030 and AB 489
What disclosure the law requires and what an AI may never claim.
Health & Saf. Code §1339.75 (AB 3030) · Bus. & Prof. Code §§4999.8–4999.9 (AB 489)
- UR and the RFA: the clocks after you ask for treatment
When a request for authorization counts as received, how long UR has to decide, when it can extend, and what happens if information never arrives.
Lab. Code §4610 · 8 CCR §9792.9.1 · 8 CCR §9792.9.3 · 8 CCR §9792.9.6
- PR-2 and PR-4: what the treating physician must report, and when
The Doctor’s First Report, the triggers and 45-day cadence for PR-2, and the permanent-and-stationary report.
8 CCR §9785
- Apportionment for physicians: Labor Code §4663 and §4664
What an apportionment determination must contain, what to do when you cannot make one, and how prior awards are treated.
Lab. Code §4663 · Lab. Code §4664
- Impairment rating basics: the AMA Guides, 5th Edition, in California
How whole person impairment from the Guides becomes a California permanent disability rating, and the limits the statute sets.
Lab. Code §4660 · Lab. Code §4660.1 · Milpitas USD v. WCAB (Guzman) (2010) 187 Cal.App.4th 808
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