Guides and analysis
The Counterclaim blog
Practical, evidence-based guides to appealing a denied health insurance claim. Every article cites the law and the deadlines so you can act with confidence.
How to appeal a health insurance denial: a step-by-step guide
The complete playbook for overturning a denied claim, from reading your denial letter to filing an external review - with the deadlines, documents, and statutes that actually move insurers.
Read articleYour prior authorization was denied. Here is exactly what to do.
Prior-authorization denials are among the most appealable. Here is how to challenge one, what your doctor's office should send, and the expedited 72-hour path for urgent care.
Read article"Not medically necessary": how to appeal a CO-50 denial
A medical-necessity denial is an opinion, not a fact - and it is one you can rebut. Here is how to build the clinical and legal case that forces a real review of your claim.
Read articleHow long do you have to appeal an insurance denial?
Miss the deadline and you lose the right to appeal, full stop. Here are the internal and external review deadlines by plan type and state, and how to calendar them the day your denial arrives.
Read articleExternal review: the independent appeal most patients never use
After your insurer's internal appeals, an independent third party can overturn the denial - and they side with patients more often than you would expect. Here is how external review works and how to request it.
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