Free tools — no signup
Medical Debt Statute of Limitations by State (2026)
How long a provider or debt buyer has to sue you over a medical bill — written-contract vs open-account periods with the statute for each. 18 states verified against the state code; the rest are marked unverified, not guessed.
Medical Bill Review: How to Audit Your Bill for Errors & Overcharges
The complete guide to reviewing a medical bill — the step-by-step method, every error type to look for, and links to each detailed guide in one place.
Provider-Based Billing: Why One Visit Sends Two Bills in 2026
Provider-based billing explained: why one visit creates two bills, what 42 CFR § 413.65 requires, and how to spot errors in 2026.
How to Check Your Medical Bill for Errors: A Step-by-Step Guide
The exact sequence billing advocates use — itemized bill, EOB, and medical records — to catch duplicate charges, upcoding, and overcharges before you pay.
Hospital Bill Audit: How to Audit Your Hospital Bill for Overcharges
A complete walkthrough for auditing ER, surgery, and inpatient bills — the high-value lines that hold the most dollars and the most errors.
Medical Billing Error Checker: How to Check a Bill in Minutes
What an error checker catches, what it can't confirm, and how to run one on your hospital or doctor bill to get a prioritized list of charges to question.
Am I Being Overcharged on My Medical Bill? How to Tell
The two kinds of overcharge — billing errors vs. inflated prices — and how to check for each against your EOB and fair-price benchmarks.
Understand Your Itemized Hospital Bill: How to Read Every Line
Decode the columns and the four code systems — CPT, HCPCS, revenue, and NDC — so an intimidating itemized bill becomes a readable list you can check.
New Hospital Price Transparency Rules: What Patients Must Know Now
CMS's new hospital price transparency rules are now in effect. Here's how to use them to check your bill, spot overcharges, and protect yourself from billing errors.
What Is Upcoding? How Hospitals Inflate Your Bill — and How to Spot It
Upcoding costs patients billions each year. Learn exactly what upcoding is, how it shows up on your hospital bill, and how to dispute inflated charges.
How to Spot Upcoding and Wrong Billing Codes on a Hospital Bill (2026)
Learn how to spot upcoding and wrong CPT/ICD-10 codes on your 2026 hospital bill — with a checklist, code comparison table, and dispute steps.
What the Federal IDR Process Actually Means for Your Medical Bill in 2026
Learn how the federal IDR process works in 2026, what it means for your surprise medical bill, and what rights patients have under 45 CFR § 149.510.
Balance Billing & the No Surprises Act: Know Your Rights in 2026
Learn your 2026 rights under the No Surprises Act (45 CFR § 149.110): when balance billing is illegal, how to dispute a surprise bill, and what's changing.
CPT Modifiers -25, -59, and -GA Explained for Patients (2026)
CPT modifiers -25, -59, and -GA explained for patients: what they mean, when they're legitimate, and how to spot billing errors in 2026.
Duplicate Charges on Your Hospital Bill: How to Find Them in 2026
Learn how to find and dispute duplicate charges on your hospital bill in 2026, with federal rules, NCCI edits, and step-by-step guidance.
How to Negotiate a Hospital Bill in 2026: A Step-by-Step Guide
Learn how to negotiate your hospital bill in 2026 using charity care laws, No Surprises Act rights, and new CMS price transparency rules.
5 Anesthesia & Assistant Surgeon Billing Mistakes to Catch in 2026
Learn the 5 most common anesthesia and assistant-surgeon billing errors in 2026, with CFR citations and tips to dispute overcharges.
Ambulance Billing & the No Surprises Act: What's Not Protected in 2026
Ground ambulances are excluded from the No Surprises Act. Learn your 2026 federal and state rights, common billing errors, and how to dispute your bill.
ER Bill Review: CPT Codes Most Often Misused in 2026
Learn which ER CPT codes are most commonly misused in 2026, how to spot E/M upcoding, and steps to dispute overcharges on your hospital bill.
Phantom Charges on Your Hospital Bill: How to Spot and Dispute Them in 2026
Phantom charges bill you for services never received. Learn the federal laws, 8-step dispute process, and common patterns to catch them in 2026.
In-Network Hospital, Out-of-Network Bill: Your Rights in 2026
Learn which out-of-network bills at in-network hospitals are illegal under the No Surprises Act (45 CFR § 149.420) and how to dispute them in 2026.
Observation vs. Inpatient Admission: The Billing Difference That Can Cost You Thousands in 2026
Learn how the Medicare 2-midnight rule (42 C.F.R. § 412.3) affects your 2026 hospital bill and what observation status really costs you.
Medicare Summary Notice vs. Commercial EOB: How to Read Each in 2026
Learn how to read your Medicare Summary Notice vs. commercial EOB in 2026 — key differences, appeal deadlines, and how to catch billing errors.
Hospital Bill Adjustments: What You Owe vs. What's Written Off (2026)
An adjustment is usually the part of the charge you don't owe: a contractual write-off (group code CO). PR is your share. Here's how to check the math.
Hospital Price File 2026: How to Find and Use a Hospital's Machine-Readable Data
Learn how to find and read your hospital's 2026 machine-readable price file under 45 CFR § 180.50 to catch billing errors and overcharges.
Uninsured Patient Discounts & Charity Care: Your Rights in 2026
Uninsured in 2026? Federal law (IRC § 501(r)) caps nonprofit hospital bills at insured rates. Learn your rights and how to apply for charity care.
Telehealth E-Visit Codes 99421–99423: What's Reimbursable in 2026
What CPT codes 99421–99423 mean on your 2026 medical bill, who can bill them, and how to spot e-visit billing errors.
Imaging & Lab Test Billing Errors: 8 Mistakes to Catch in 2026
Spot 8 common imaging and lab billing errors in 2026 — from duplicate CPT codes to illegal balance bills — with federal rules and dispute steps.
Lab Panel Unbundling: When CPT 80053 and 80048 Are Billed Wrong (2026)
Lab panel unbundling explained: when CPT 80053 and 80048 are billed wrong in 2026 and how to dispute the error.
DRG Coding and Inpatient Bill Audits: What Patients Need to Know in 2026
Learn how MS-DRG coding works in 2026, what billing errors HHS-OIG has documented, and how to audit your inpatient hospital bill under 42 CFR § 412.60.
When Can a Hospital Send You to Collections? 2026 Rules
Federal rules on when hospitals can send bills to collections in 2026: IRC § 501(r), FDCPA rights, and the CFPB credit-reporting rule vacated in July 2025.
Itemized vs. Summary Hospital Bill: What to Ask For in 2026
Learn the exact federal rules (45 CFR § 164.524, No Surprises Act) for requesting your itemized hospital bill in 2026 — and how to use it to catch…
EOB vs. Hospital Bill: Which Numbers Actually Matter in 2026?
Learn the key differences between your EOB and hospital bill, which dollar amounts control what you owe, and your 2026 federal rights under the No…
ER Coding Errors That Inflate Your Bill in 2026: Facility Level, Observation & Trauma Activation
Learn how ER facility level upcoding, observation status errors, and invalid trauma activation charges inflate your hospital bill — and how to dispute…
Billing Date vs. Service Date on Hospital Bills: Why It Matters in 2026
Learn why billing date vs. service date errors on hospital invoices can shift your deductible, trigger denials, and cost you money — plus your rights…
How to Read a UB-04 Hospital Bill Line by Line (2026)
Learn to read every field on your UB-04 hospital bill (CMS-1450) in 2026, spot billing errors, and know your HIPAA rights to request a copy.
Physical Therapy Billing Audits 2026: Units, Modifiers & Time Rules
Learn how the CMS 8-Minute Rule, GP/KX modifiers, and 2026 thresholds affect your physical therapy bill — and how to spot overcharges.
Global Surgical Packages: What Can't Be Billed Separately in 2026
Learn what's legally bundled in a global surgical package in 2026 and which separate charges on your bill may be improper double-billing.
Anesthesia Time Units: What They Are and How They're Inflated (2026)
Learn how anesthesia time units work under 42 CFR § 414.46, the 2026 CMS formula, and the most common inflation tactics to dispute on your bill.
Your Denied Insurance Claim: How to Dispute It in 2026
Learn how to dispute a denied insurance claim in 2026 using federal rights under 45 CFR § 147.136 — with deadlines, steps, and external review rules.
Medical Debt & Credit Reports in 2026: What the CFPB Rule Change Means for You
The CFPB's medical debt credit reporting rule was vacated in 2025. Here's what protections remain under FCRA in 2026 and how to dispute errors.
NCCI Edits and Improperly Split Procedure Pairs: What to Check in 2026
NCCI edits flag procedure pairs that can't be billed separately. Learn how to spot unbundling errors on your 2026 hospital bill and dispute them.
DME Rental vs. Purchase: Where Charges Inflate in 2026
Learn how Medicare's 13- and 36-month rental caps (42 CFR §§ 414.229, 414.226) limit DME charges — and where overcharges commonly appear in 2026.
IRS 501(r) Financial Assistance: How to Qualify at Nonprofit Hospitals in 2026
Learn how IRS Section 501(r) and 26 CFR §§ 1.501(r)-4 through -6 entitle you to free or reduced hospital bills in 2026.
Facility Fees at Hospital-Owned Doctor Offices: 2026 Guide
Learn how hospital-owned doctor offices charge facility fees in 2026, what 42 CFR § 413.65 requires, and how to dispute errors on your bill.
Home Health Billing Episodes in 2026: What Falls Outside Your Covered Period
Learn what Medicare covers in a home health 30-day billing period in 2026, and which charges outside that window you're not required to pay.
Pathology Billed Per Block, Not Per Specimen? That's an Overcharge (2026)
Pathology billed per block instead of per specimen is a billing error. Learn the 2026 CMS NCCI rule and how to dispute overcharges.
COB Errors on Your Medical Bill: What to Check in 2026
Dual insurance? Learn to catch 2026 COB billing errors—wrong primary payer, missing secondary claims, birthday rule mistakes—and how to dispute them.
CARC and RARC Denial Codes on Your Remittance Advice: 2026 Guide
Learn to read CARC and RARC denial codes on your remittance advice in 2026, including the new No Surprises Act RARC requirements under 45 CFR § 149.100.
Radiology Split Billing: 5 Mistakes That Cost Patients in 2026
Learn the 5 radiology split billing mistakes that cost patients money in 2026, including PC/TC double-billing, modifier 26 errors, and 42 CFR § 415.120…
Timely Filing Limits: When Your Provider's Late Claim Becomes Your Bill (2026)
Learn what timely filing limits are, which CFR rules apply, and why a provider's CO-29 denial cannot legally become your bill in 2026.
Infusion Time Overbilling: 5 Mistakes Patients Miss in 2026
Learn the 5 most common infusion billing mistakes in 2026, the exact CMS time thresholds for each unit, and how to dispute overcharges using your medical…
Emergency Transport Mileage & the Loaded-Mile Billing Rule (2026)
Learn how the loaded-mile rule under 42 CFR § 414.610 limits ambulance mileage billing in 2026 and how to spot and dispute overcharges.