The two halves of one charge

A hospital visit generates two economically separate things. The hospital supplies the room, the equipment, the nursing, the supplies and the overhead, and bills a facility fee. The physician supplies the clinical work, the reading, the decision and the procedure, and bills a professional fee.

At an academic medical center those halves usually come from different organizations. The teaching hospital is one entity. The physicians are frequently employed by university practice groups with their own tax identification numbers, their own contracts with insurers and their own billing offices. Nothing about the visit tells a patient this. You are treated in one building by people wearing the same badges.

The practical consequence: a payment posted to the hospital does not touch the physician balance, and a financial assistance approval from the hospital does not automatically resolve the physician bill. Each account is its own case with its own paperwork.

The clinicians you never met who can still bill you

The professional fee is not always one fee. A visit that felt like one appointment can involve several physicians who never introduced themselves, because their work happened before you arrived or after you left.

  • Radiology. The technologist takes the image at the hospital. A radiologist reads it, often elsewhere, and bills for the reading separately from the facility charge for the scan.
  • Pathology and laboratory. A specimen taken during your visit gets processed and interpreted by a group you never see.
  • Anesthesiology. Separate group, separate bill, and a common source of surprise balances.
  • Consulting specialists. A cardiologist or a neurologist asked to look in on you during an admission bills for the consultation as their own encounter.
  • Emergency department physicians. The physicians staffing an emergency department often bill separately from the hospital that houses it.

None of that is irregular and none of it is negotiable in structure. What is negotiable is what each entity charges you, one account at a time.

Which envelope is which

What the statement showsWhat it isWho answers for it
Room, observation, emergency department level, operating room time, suppliesFacility charge from the hospitalThe hospital’s patient financial services
A physician or group name, a procedure and a date matching your visitProfessional chargeThat group’s billing office
An imaging code with no facility line attachedThe reading of a scan by a radiology groupThe radiology group, not the hospital
Anesthesia time unitsAnesthesiology groupThat group’s billing office
A lab or pathology name you never visitedProcessing or interpretation of your specimenThe entity named on the statement
A statement from your insurer, not a hospitalAn explanation of benefits, which is not a billNobody. Keep it. It is your reference document

That last row causes more unnecessary payments than any other line in the table. An explanation of benefits looks like a bill, prints a dollar figure, and is not a request for money.

Reconcile before you pay anything

Lay the envelopes out with the insurer’s documents next to them and match by date of service, then by provider name.

1. Find the patient responsibility line on the explanation of benefits for that date and that provider. That figure, not the provider’s total charge, is what you owe if the claim was processed correctly.

2. Compare. A provider bill higher than patient responsibility means the claim was processed differently than the provider is billing, or the claim was not submitted at all.

3. Check the deductible and coinsurance arithmetic. Coinsurance is a percentage of an allowed amount, not a percentage of the charge, and the difference is the whole argument. Money applied to your deductible is money you owe. Money written off as a contractual adjustment is not.

4. Find the bills with no matching explanation of benefits. Those are the ones to chase, because a provider who never billed your insurer is billing you at full rates.

What to say to a professional billing office

“I’m calling about account [number] for date of service [date] at NewYork-Presbyterian. Please confirm whether this claim was submitted to my insurance and on what date. My explanation of benefits for this date and provider shows patient responsibility of [amount]. Please send an itemized statement and reprocess to match.”

If you are uninsured, the ask is different and shorter:

“I’m uninsured. Does your group have its own financial assistance policy, and if not, is this account covered by the hospital’s? Please send the application and an itemized bill.”

The honest weakness of both scripts: a professional billing office frequently cannot see the hospital’s account and will tell you so accurately. Do not read that as evasion. It means you are holding two cases, and the second one needs its own call to the hospital, which is also how it works across a multi-hospital system.

Out-of-network clinician, in-network hospital

This is where separated professional billing produces the most damaging bills. You checked the hospital. You did not check the anesthesiologist, the radiologist or the pathologist, and you had no realistic way to.

Federal law and New York’s own surprise billing law both address exactly that. For emergency care, and for out-of-network clinicians treating you at an in-network facility, your responsibility is limited to in-network cost sharing. The balance is worked out between the provider and the plan, with New York adding an independent dispute resolution process and an external appeal route through the Department of Financial Services. The full playbook, including the sentences that start each call, sits on its own page, and it is worth reading before you pay a professional bill that arrived without warning.

One caution belongs at the registration desk rather than at home: some protections can be waived by signing a consent-to-out-of-network form in advance. Read anything handed to you at intake for a scheduled procedure.

Questions to ask before a scheduled visit

Asking afterward is repair work. Asking beforehand is the only cheap moment.

  • “Which entities will bill me for this visit? The hospital, the physician group, anyone else?”
  • “Is each of those in network for my exact plan name?” Network status attaches to entities separately, and being in network as a hospital says nothing about the physicians inside it.
  • “Will there be a separate reading fee for the imaging, and who reads it?”
  • If uninsured: “Please send me a good faith estimate in writing before the appointment.” Federal rules require uninsured and self-pay patients to receive one before scheduled care, and a final bill that substantially exceeds it can be disputed.

For the hospital half of the number, the machine-readable price file is the only public source of standard and negotiated charges. It will not tell you the professional fee, which is the point of asking the group directly.

Questions people ask

I got four bills for one visit. Is that a mistake?

Almost certainly not. At an academic medical center the hospital and the physician groups bill separately, and radiology, pathology and anesthesia commonly add their own. Treat each one as a separate account.

The hospital approved financial assistance. Why is the doctor still billing me?

Because the physician group is a different entity with a different policy. Ask that group whether it runs its own assistance program and whether it honors the hospital’s determination.

What is the difference between a facility fee and a professional fee?

The facility fee covers the room, equipment, nursing and overhead. The professional fee covers the clinician’s work. Different sellers, different bills, different rules.

My explanation of benefits says I owe less than the bill. Who is right?

Start from the explanation of benefits and make the provider justify the gap in writing. The usual causes are a claim never submitted, a claim processed as out of network, or a coding difference.

Does the state financial assistance law cover the physician groups?

The law binds hospitals. Separate physician practices are not covered by it, though many operate their own assistance programs and most will discount a self-pay balance if you ask in writing.

Sources

  1. NY Health Access — NYS Hospital Financial Assistance Law (checked 2026-08-12)
  2. New York State Department of Financial Services (checked 2026-08-12)
  3. CMS — Hospital Price Transparency (checked 2026-08-12)

More in Hospital Financial Assistance in New York: Who Pays Nothing

This page explains how the system works. It is not medical advice. More.