Bill vs EOB
Why your patient statement and your insurer's Explanation of Benefits don't match — and which one is wrong more often.
BillBusted Blog
Plain-English medical bill help. Weekly.
We write the kind of things people actually ask us when they're staring at a confusing medical bill. No insurance jargon. No scare-tactics. Just what to do, in what order, with the actual phone numbers and forms.
Topics
The questions every patient eventually asks.
While the blog is being filled in, our help guides answer the big ones now.
Itemized bill request
Hospitals are required to give you a CPT-level itemized bill if you ask. Here's the exact language to use.
Good faith estimate dispute
If you're self-pay and the final bill is at least $400 over the GFE, the No Surprises Act gives you a federal dispute path.
Surprise medical bill help
Emergency care, out-of-network at an in-network facility, air ambulance — what balance billing protections actually apply.
Duplicate hospital charges
Why duplicates appear so often, how to spot them, and what to say when you call billing.
CPT code lookup
Plain-English explanations of the codes you'll find on an itemized bill, with what they normally cost and what to watch for.
Latest posts
Plain-English answers to the questions every patient eventually asks.
25 in-depth guides, 1,500+ words each, written for a normal person staring at a confusing medical bill.
Bills & EOBs
How to Read Your EOB Without Crying
The six fields on an Explanation of Benefits that decide whether your bill is right or wrong — and how to use them.
Bills & EOBs
Bill vs EOB Mismatch: Which Number Is Right?
How to reconcile a hospital statement with your insurer's EOB when the numbers disagree.
Coding errors
What 'Upcoding' Actually Means (and How to Push Back)
Level 99213 vs 99214. Level 99284 vs 99285. The error pattern that costs patients millions every year.
Charity care
The 7-Minute Charity Care Application Most Patients Never Use
Nonprofit hospitals are required by law to offer financial assistance. Here's how to claim it.
No Surprises Act
Good Faith Estimates: When the $400 Rule Actually Wins
Self-pay patients can dispute final bills that are at least $400 above the GFE. Here's the federal process.
Negotiation
A Medical Bill Negotiation Script That Actually Works
The exact phone language, in the order that gets results from a billing rep.
Surprise bills
Got a Surprise Medical Bill from the ER? What to Do Now
What the No Surprises Act actually protects, and what to verify before paying or disputing.
Out-of-network
Out-of-Network Anesthesiologist Bill: Do You Have to Pay?
Balance-billing protections at in-network facilities and how to verify yours apply.
Collections
Medical Bill in Collections: Your Rights Explained
Fair debt collection, credit reporting, and the statute of limitations explained for medical debt.
Collections
My medical bill is already in collections — what now?
What to do the day a medical bill shows up on a collector letter — and which steps protect your credit.
Itemized bills
How to Request an Itemized Bill from a Hospital (With Template)
The exact letter language that gets a CPT-level itemized statement before you pay or escalate.
ER billing
Why ER Bills Are So High (and What's Actually Negotiable)
The 99281–99285 levels, facility fees, and which ER charges you can dispute.
Coding errors
Duplicate Charges on a Medical Bill: Why They're So Common
Unbundling, double-billing across departments, and the trick to spotting both on an itemized statement.
Credit & debt
Does Medical Debt Affect Your Credit Score in 2026?
The CFPB rule changes, the under-$500 threshold, and the credit-bureau policies that apply now.
Credit & debt
How to Dispute a Medical Bill on Your Credit Report
How to dispute a medical collection on Equifax, Experian, and TransUnion — with the letter wording.
Charity care
How to Find Your Hospital's Charity Care Policy in 5 Minutes
The exact 501(r) requirement, where the policy is published, and the eligibility quirks to watch for.
Disputes
How Long Do I Have to Dispute a Medical Bill?
State-by-state windows for disputing a medical bill, plus the federal floor every patient gets.
Lab bills
Lab Bill Higher Than You Expected?
Why lab work and pathology charges so often blow past the EOB — and how to push back.
Pharmacy
Why Your Prescription Cost More Than Expected
GoodRx, manufacturer coupons, 340B, and the four steps that actually move a pharmacy bill down.
Pediatric
Pediatric Medical Bill Mistakes Every Parent Should Watch For
The four billing errors that show up most often on kids' visits and NICU stays.
Out-of-network
In-Network Hospital, Out-of-Network Anesthesiologist
The most common in-network / out-of-network mismatch and the federal rule that usually wins.
Negotiation
How to Negotiate a Self-Pay Discount BEFORE Treatment
The conversation script for asking for the cash price — and the leverage to get 30–50% off.
Insurance basics
Deductibles, Copays, and Coinsurance in 2026
Plain-English definitions plus the 2026 limits and the math your insurer is doing.
Charity care
Amounts Generally Billed (AGB) Explained
The 501(r)(5) rule that caps what nonprofit hospitals can charge financial-assistance patients.
Compare
BillBusted vs Goodbill vs Billscope: Which AI Medical Bill Tool Is Right for You?
Honest comparison of the three leading consumer-facing AI bill auditors in 2026.
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