Checklist · Healthcare

Disputing a Medical Bill and Stopping Improper Collections: A Practical Checklist

26 U.S.C. § 501

Type
Checklist
Jurisdiction
National
Date
2025-03-26
Topic
Healthcare

This checklist walks a medical billing problem from the day the bill arrives to the day the last credit entry is corrected. It is organized by phase, with the documents to gather, the letters to send, and the deadlines to calendar at each step. It begins with the reconciliation that resolves most disputes without any legal argument, then covers the surprise billing protections, the good faith estimate process for the uninsured, and the financial assistance application that tax-exempt hospitals must accept long after discharge. It continues into insurance appeals, third-party collections, credit reporting disputes, and defense of a collection suit. Each item is written so a patient can perform it and a lawyer can supervise it.

Disputing a Medical Bill and Stopping Improper Collections: A Practical Checklist

Healthcare > Medical Billing and Collections | Published 26 March 2025 - Updated 6 March 2026 | UpLaw - uplaw.us

⭐ Work the phases in order. Most bills are resolved before Phase 5.

Phase 1 — Stop, and gather (Day 1–3)

☐ ⚠ Do not pay yet. Payment forfeits leverage and, on an old account, can restart the limitations period. ☐ ⚠ Do not put it on a credit card. That converts a zero-interest, negotiable, dischargeable obligation into an interest-bearing consumer debt. ☐ Open a file — paper or digital — for this date of service. Everything goes in it. ☐ Start a contact log: date, time, person's name, department, call reference number, what was said, what was promised. ☐ Request the itemized statement in writing. Ask for every line with CPT, HCPCS, and revenue codes, and the date of service for each. ☐ Download the explanation of benefits from the plan's portal for every claim on that date. ☐ Download the plan documents — summary of benefits and coverage, and the full plan document or evidence of coverage. ☐ Request the medical record for the date of service if any code looks wrong. Access rights are grounded in the privacy rule at 45 C.F.R. part 164. ☐ Note the facility's tax status. Nonprofit? Then Phase 4 applies. ☐ Note whether the care was emergency or scheduled, and whether the facility was in network.

Phase 2 — Reconcile (Day 3–7)

☐ Lay the itemized bill beside the EOB. Compare line by line. ☐ Find the EOB's "patient responsibility" figure. ⭐ That number, not the provider's number, is the anchor. ☐ Check for in-network balance billing — provider billing above the EOB patient responsibility. ☐ Check for duplicates — same code, same date, twice. ☐ Check for unbundling — components billed separately that belong to one code. ☐ Check for upcoding — a complexity level the record does not support. ☐ Check for services not rendered — supplies, drugs, or procedures absent from the record. ☐ Check for wrong patient or wrong date. ☐ Check whether the claim was ever submitted. No EOB means it was not. ☐ Check for a coordination-of-benefits hold. If the EOB shows the claim pended, call the plan and answer the other-coverage questionnaire. ☐ Check for a timely filing denial. ⚠ A provider's late filing is not the patient's debt under the network contract. ☐ Pull the hospital's published standard charges file and compare the discounted cash price and payer-specific rates for the codes billed.

☐ Write the reconciliation letter. One page:

Re: Account ______ · Date of service ______ My explanation of benefits for this claim shows an allowed amount of $______ and patient responsibility of $. Your statement bills $. Your agreement with my plan prohibits billing me the difference between your charges and the allowed amount. Please issue a corrected statement reflecting $______. I dispute the balance until corrected. Please respond in writing.

☐ ⚠ Send it by a method that produces proof of delivery.

Phase 3 — Surprise bills and estimates (Day 3–10)

If the care was emergency, or was ancillary care at an in-network facility

☐ Confirm the setting — emergency department, freestanding emergency facility, post-stabilization care, or out-of-network ancillary provider at an in-network facility. ☐ Assert the federal protection implemented at 45 C.F.R. part 149:

This claim is subject to the federal surprise billing protections. My cost-sharing obligation is limited to the applicable in-network amount, which my plan has calculated at $______. Please cease billing me for any additional amount and pursue it through the open negotiation and independent dispute resolution process with my plan.

☐ Ask the plan to confirm in writing that it processed the claim under the protections and applied the amounts to the in-network deductible and out-of-pocket maximum. ☐ If a notice-and-consent form was signed, check whether the services were of a type for which consent is not permitted, whether the form was timely, and whether in-network alternatives were identified. ⚠ Consent obtained for emergency or ancillary services is invalid. ☐ Check the provider directory. If the plan's directory listed the provider as in network, print the listing and demand in-network cost sharing. ☐ File a complaint with the federal no-surprises complaint process and with the state insurance regulator. ☐ ⚠ Ground ambulance is generally outside the federal protection. Check state law.

If you are uninsured or self-paying

☐ Request a good faith estimate in writing before any scheduled service. ☐ Compare the final bill to the estimate. ⭐ If the bill exceeds the estimate by $400 or more, initiate patient-provider dispute resolution. ☐ Calendar the initiation deadline the day the bill arrives.

Phase 4 — Financial assistance (Day 3–30, and up to the full application period)

☐ Request the financial assistance policy, the plain language summary, and the application — in writing, from every nonprofit facility. ☐ Apply even if you think you earn too much. Policies commonly extend well above the poverty guidelines. ☐ Assemble the documentation: identification, proof of residence, recent pay stubs, prior year tax return, benefit award letters, bank statements, and a written statement of household size and expenses. ☐ Submit within the application period — commonly 240 days from the first post-discharge billing statement. ⭐ Submitting within the period requires the hospital to suspend extraordinary collection actions. ☐ Ask, in the application cover letter, for:

  • a written eligibility determination
  • application of the amounts-generally-billed limitation required by 26 U.S.C. § 501
  • refund of any amount already paid above the assisted amount
  • reversal of any collection referral and deletion of any credit reporting ☐ If denied, ask for the reason in writing and for the appeal process. ☐ ⚠ If the hospital reported the debt or sued while an application was pending, say so in writing. That is an extraordinary collection action the hospital was required to suspend. ☐ Ask about a payment plan without interest — many policies require one. ☐ Ask whether the facility offers a prompt-pay or self-pay discount independent of financial assistance.

Phase 5 — Appeal the coverage denial (calendar from the denial date)

☐ Identify the plan type. Ask the employer: self-funded or fully insured? ⭐ Everything downstream depends on this answer. ☐ Read the denial letter for the specific reason and the appeal deadline — commonly 180 days. ☐ Request the complete claim file in writing, invoking the full-and-fair-review requirement of 29 U.S.C. § 1133: internal criteria, guidelines, protocols, reviewer credentials, and all documents relevant to the claim, free of charge. ☐ Get the treating provider's letter of medical necessity, written against the plan's own criteria. ☐ Assemble literature and society guidelines for experimental or investigational denials. ☐ Build the record now. ⚠ Review under 29 U.S.C. § 1132 is frequently confined to the administrative record. ☐ Submit the appeal in writing, with a specific statement of relief: payment of $______ for dates of service ______. ☐ Request expedited review if delay would jeopardize health. ☐ Calendar the plan's response deadline. ⭐ Failure to comply can produce deemed exhaustion. ☐ Pursue external review after final internal denial — commonly within four months. ☐ For Medicare, follow the redetermination, reconsideration, ALJ, Council, and judicial review ladder; coverage exclusions arise under 42 U.S.C. § 1395y. ☐ For Medicaid, request a fair hearing under the state plan; see 42 U.S.C. § 1396a. ☐ If the denial or the practice fell unevenly by race, national origin, sex, age, or disability, or a language access failure caused it, raise 42 U.S.C. § 18116.

Phase 6 — Stop improper collection (within 30 days of the first collector letter)

☐ Identify who is contacting you. Original creditor, contingency collection agency, or debt purchaser. ⚠ The Fair Debt Collection Practices Act reaches third parties as defined in 15 U.S.C. § 1692a, not usually the hospital collecting its own current account. ☐ Find the validation notice. It is due within five days of the initial communication under 15 U.S.C. § 1692g. ☐ ⭐ Send the written dispute within thirty days. It requires the collector to cease collection until verification is mailed.

I dispute this debt in its entirety and request verification under 15 U.S.C. § 1692g. Please provide the original creditor's name and address; a complete itemized statement with codes and dates of service; the itemization date and all interest, fees, payments, and credits since; documentation of your authority to collect, including any assignment or bill of sale; and the payer remittance or explanation of benefits for each date of service. Until verification is mailed, cease collection activity. Communicate with me in writing only. Do not contact me at my place of employment.

☐ Check whether the itemization required by 12 C.F.R. part 1006 was provided. Collectors on purchased medical debt frequently cannot produce it. ☐ Log every call. Note time of day, frequency, and what was said. ☐ Check the call pattern against the harassment provisions of 15 U.S.C. § 1692d. More than seven calls in seven days about one debt is presumptively excessive. ☐ Check for third-party disclosure — a message left with a relative, neighbor, or employer describing the debt. See 15 U.S.C. § 1692b and 15 U.S.C. § 1692c. ☐ Check for misrepresentation under 15 U.S.C. § 1692e — misstated amount, false attorney involvement, threats of action the collector cannot take, or misstating the legal status of a time-barred debt. ☐ Check for unfair practices under 15 U.S.C. § 1692f — interest or fees not authorized by contract or law. ☐ Check for deceptive forms under 15 U.S.C. § 1692j. ☐ If suit is filed, check the venue against 15 U.S.C. § 1692i. ☐ Revoke consent to autodialed and prerecorded calls in writing. See 47 U.S.C. § 227. ☐ Watch for health information in collection communications. Disclosure beyond payment purposes implicates 45 C.F.R. part 164 and, if knowing and wrongful, 42 U.S.C. § 1320d-6. ⚠ Substance use disorder records carry stricter rules under 42 U.S.C. § 290dd-2 and 42 C.F.R. part 2. ☐ ⭐ If you find violations, consult a consumer attorney. 15 U.S.C. § 1692k shifts fees, so representation usually costs the consumer nothing. ☐ Check the age of the debt. ⚠ Do not make a partial payment or written acknowledgment on an old account until you know the limitations period. ☐ Consider state remedies. State collection statutes and unfair practices acts often reach original creditors; 15 U.S.C. § 45 supplies the federal analogue.

Phase 7 — Fix the credit report

☐ Pull all three reports. Request the full file under 15 U.S.C. § 1681g. ☐ Look for the recurring defects:

  • the same account reported twice, by hospital and collector or two successive collectors
  • the chargemaster balance instead of patient responsibility
  • a wrong date of first delinquency, which extends the reporting window
  • reporting during a pending financial assistance application
  • reporting during a pending validation dispute
  • a discharged debt not marked discharged with a zero balance ☐ ⭐ Dispute with the credit reporting agency, not only the furnisher — that is what triggers the reinvestigation duties of 15 U.S.C. § 1681i and the furnisher duties of 15 U.S.C. § 1681s-2. ☐ Attach documents. ⚠ "Not mine" is weak; "the EOB attached shows patient responsibility of $2,140, not $6,900" is strong. ☐ Check the reporting period against 15 U.S.C. § 1681c. ☐ Confirm who is pulling your report and whether they had a permissible purpose under 15 U.S.C. § 1681b. ☐ If deployed or ordered to active duty, place an active duty alert under 15 U.S.C. § 1681c-1. ☐ Keep the reinvestigation results. Continued reporting of information you documented as false supports a willfulness claim under 15 U.S.C. § 1681n; negligence claims arise under 15 U.S.C. § 1681o. ☐ Calendar the limitations period in 15 U.S.C. § 1681p.

Phase 8 — If you are sued

☐ ⚠ Calendar the answer deadline the day you are served. Most consumer debt judgments are defaults. ☐ Check service. A judgment entered without notice satisfying due process is void — Peralta v. Heights Medical Center, 485 U.S. 80; the standard comes from Mullane v. Central Hanover Bank & Trust Co., 339 U.S. 306. ☐ Answer, and plead the defenses: incorrect amount; chargemaster billing contrary to the network contract; claim never submitted to insurance; financial assistance eligibility and failure to make reasonable efforts; statute of limitations; failure to prove chain of title; no contract or account stated. ☐ Consider an FDCPA counterclaim. ⭐ Fee-shifting changes the economics immediately. ☐ Demand documents in discovery: the itemized bill, the network contract, the payer remittance, the assignment history, the financial assistance policy, and the collection notices sent. ☐ If a default has already been entered, move promptly for relief — Rule 60 supplies the federal analogue, and Rule 55 governs entry of default. ☐ Check whether removal is available under 28 U.S.C. § 1441 or diversity exists under 28 U.S.C. § 1332. ☐ Check for an arbitration clause in the intake paperwork. AT&T Mobility LLC v. Concepcion, 563 U.S. 333, and Epic Systems Corp. v. Lewis, 584 U.S. 497, have narrowed the escape routes.

Phase 9 — If a judgment is entered

☐ Claim every exemption, in the form and time the statute requires. ⚠ Exemptions are usually not self-executing. ☐ Wages — 15 U.S.C. § 1673 caps garnishment; many states protect more. ☐ Social Security — 42 U.S.C. § 407 exempts benefits, and 31 C.F.R. part 212 requires banks to protect two months of directly deposited federal benefits automatically. ☐ Veterans benefits — 38 U.S.C. § 5301. ☐ State homestead, vehicle, tools, household goods, and retirement exemptions. ☐ Enforcement across state lines proceeds under 28 U.S.C. § 1738; see Baker v. General Motors Corp., 522 U.S. 222. Federal judgment enforcement follows state practice under Rule 69. ☐ Evaluate bankruptcy. 11 U.S.C. § 362 stays collection on filing; 11 U.S.C. § 523 does not except medical debt; 11 U.S.C. § 727 discharges it; 11 U.S.C. § 522 protects exempt property. ☐ ⚠ Do not liquidate retirement assets or borrow against a home to pay dischargeable medical debt before talking to a bankruptcy attorney.

Phase 10 — Special situations

☐ Injury caused by someone else. Give the provider written notice of coverage at the time of treatment and demand submission to the plan. ⭐ A hospital lien at chargemaster rates is worth several times the negotiated rate the provider would receive from the plan — which is exactly why it is filed. Check strict-compliance requirements, caps, and subordination to fees. ☐ Emergency care refused or delayed for payment. 42 U.S.C. § 1395dd requires screening and stabilization without regard to ability to pay; participation obligations arise under 42 U.S.C. § 1395cc. ☐ A deceased patient's bills. ⚠ Relatives are generally not personally liable absent a guarantor signature, a state necessaries or filial statute, or receipt of estate assets. The correct route is a claim against the estate. ☐ Servicemembers. Reemployment and employment protections run from 38 U.S.C. § 4301 and following, with implementing rules at 20 C.F.R. part 1002. ☐ Suspected systematic overbilling of federal programs. 31 U.S.C. § 3729 and 42 U.S.C. § 1320a-7b are the background law. ⭐ A letter identifying a specific coding irregularity reaches compliance; a letter saying the bill is too high reaches a call center.

The one-page summary

Phase Do this Deadline
1 Request the itemized bill; get the EOB Day 1
2 Reconcile; send the correction letter Day 7
3 Assert surprise billing protection; dispute the estimate Short window from bill
4 Apply for financial assistance Through the application period
5 Internal appeal; request the claim file Commonly 180 days
6 Written validation dispute 30 days
7 Dispute with the credit bureaus Any time; watch limitations
8 Answer the suit State rule, often 20–30 days
9 Claim exemptions Days after notice

Appendix A — The five letters, in the order you send them

⭐ Almost every medical billing problem is solved by some subset of these five letters. Keep them short. Attach the documents. Send them so delivery is provable.

Letter 1 — Records request. To the provider's billing department, day 1.

Please send a fully itemized statement for the date(s) of service ______, showing every charge with its CPT, HCPCS, or revenue code and the date each item was furnished. Please also confirm whether this claim was submitted to my plan, ______, member ID ______, and the date of submission. I am not refusing to pay; I am asking for the detail required to determine what is owed.

Letter 2 — Reconciliation and correction demand. After comparing the itemized bill to the EOB.

The explanation of benefits for claim ______ shows allowed charges of $______ and patient responsibility of $. Your statement demands $. Please issue a corrected statement. In addition, lines ______ appear to be duplicated, and line ______ reflects a service the medical record does not document. Please review and remove. I dispute the balance pending correction.

Letter 3 — Financial assistance application cover letter. To the nonprofit facility.

Enclosed is my application for financial assistance, with supporting documentation. I request a written determination, application of the amounts-generally-billed limitation, refund of any amount already paid in excess of the assisted amount, and suspension and reversal of any collection or credit reporting activity while this application is pending and if it is granted.

Letter 4 — Validation dispute. To the collector, within thirty days.

I dispute this debt in its entirety and request verification. Please cease collection until verification is mailed. Communicate in writing only. Do not contact me at work.

Letter 5 — Credit bureau dispute. To each reporting agency.

The tradeline reported by ______ in the amount of $______ is inaccurate. The attached explanation of benefits establishes patient responsibility of $______. The account is also reported a second time by ______. Please reinvestigate and delete or correct.

Appendix B — Questions to ask on every call

☐ To the plan: What is the allowed amount? What is my patient responsibility? Was this processed in network or out of network? Was it processed under the surprise billing protections? Is anything pending — coordination of benefits, records requested, authorization? What is my appeal deadline, and where do I send it? ☐ To the provider: Are you in network with my plan? Was this claim submitted, and when? What is the denial reason code? Do you have a financial assistance policy, and may I have the application? What is your discounted cash price for these codes? Will you place the account on hold while my application is pending? ☐ To the collector: What is the name of the original creditor? What is the date of the last payment or activity? Do you own this debt or are you collecting for another? What was the itemization date and the balance on that date? ☐ ⚠ Never answer "does this debt sound familiar to you?" on an old account. An acknowledgment can restart the limitations period in some states.

Appendix C — What good documentation looks like at the end

By the time the matter closes, the file should contain, in order:

☐ The itemized statement, and every later revision of it ☐ Every explanation of benefits for the dates of service ☐ The plan document and summary of benefits and coverage ☐ The medical record for the disputed dates ☐ The provider directory listing, if network status was disputed ☐ The good faith estimate, if one was issued ☐ The financial assistance policy, application, and determination ☐ The complete claim file produced by the plan ☐ Every appeal submitted and every determination received ☐ Every collection letter, with envelopes showing postmarks ☐ The validation dispute and the verification received ☐ The credit reports before and after, and the reinvestigation results ☐ The contact log ☐ Proof of delivery for every letter sent

⭐ A file assembled this way answers, in ten minutes, every question a consumer attorney, a compliance officer, a regulator, or a judge will ask. That is the whole point of doing it in order.

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