What to do
Confirm the facility is in network
The protection is built around the facility, not the surgeon. If the hospital or surgical center participates in your plan, you are in scope even when the surgeon does not.
Check whether anyone in network can actually perform the procedure
Under 45 CFR 149.420(b)(1)(iv), a provider may not use the notice-and-consent process where there is no participating provider who can furnish the item or service AT THAT FACILITY. Read the last three words carefully: this is about who is on staff where your surgery happens, not about whether your plan has anyone in network anywhere. If the in-network hospital has no in-network surgeon who does your procedure, the protection cannot be waived.
Read anything you are asked to sign before surgery
A notice-and-consent form is how the protection gets waived. It must arrive at least 72 hours before the service for a scheduled appointment. If you are handed one, ask whether the service is even eligible for waiver.
Know which providers can never ask you to waive
Anesthesiology, pathology, radiology, neonatology, emergency medicine, assistant surgeons, hospitalists, intensivists, and diagnostic services are all on the non-waivable list at 45 CFR 149.420(b)(1)(i)-(iii). For surgery, anesthesia and assistant surgeons matter most, and at a participating facility that protection is absolute whatever you were asked to sign about the surgeon.
Keep the gap exception running in parallel
This governs what you can be billed. It does not settle what the plan pays your surgeon. You may still want a gap exception and an executed single case agreement.
Raise it in writing if you are balance billed anyway
Cite the facility's participating status and the category you fall into. Your state insurance department and the federal No Surprises Help Desk both take these complaints.
The clause worth knowing by heart
45 CFR 149.420(b)(1) lists what a provider may NOT ask you to consent away. Entry (iv) reads, in full: items and services provided by a nonparticipating provider if there is no participating provider who can furnish such item or service AT SUCH FACILITY.
Those last three words are the whole difference. A gap exception rests on your PLAN having nobody in network. This rests on the FACILITY having nobody on staff who does it. They are different facts, and only the second makes the balance-billing protection non-waivable.
The provision is generic
Nothing in 45 CFR 149.420 contemplates gender-affirming care. The rule is about facility staffing in general, and it is sometimes described as though it were written for this situation. It was not.
What makes it useful here is narrower and still real: the situation it describes, an in-network hospital with nobody in network who performs your procedure, does happen to trans patients. The provision applies to you because you fit its facts, not because it names you. Say it that way in a letter, because a plan will read the regulation.
What it does not do
It caps what you can be billed. It does not require the plan to approve the surgery, does not decide medical necessity, and does not set what the plan pays your surgeon. Those are the appeal, the medical-necessity argument, and the single case agreement respectively.
Common questions
- Does it matter that I chose this surgeon?
- No, within scope. The regulation conditions nothing on whether you selected the provider; it turns on the facility participating and the service category. Scope is the catch: if the facility is also out of network, none of this reaches you however you chose.
- I was asked to sign a consent form. Should I?
- Ask first whether the service is even eligible for notice and consent. If no participating provider at that facility can perform it, or the provider is an anesthesiologist or assistant surgeon, the form should not have been offered.
- How far in advance must the notice come?
- For a scheduled appointment, at least 72 hours before the service under 45 CFR 149.420(c). Short-notice appointments have their own shorter rule.
Where to go next
Sources for the legal points on this page
- No Surprises Act: the protection you cannot be asked to sign away
Federal · effective in force
45 CFR 149.420(a) (scope: non-emergency services by a nonparticipating provider AT a participating health care facility); 149.420(b)(1)(i)-(ii) (anesthesiology, assistant surgeons — notice and consent never available); 149.420(b)(1)(iv) (no participating provider who can furnish the item or service at such facility); 149.420(c) (notice at least 72 hours in advance); 45 CFR 149.30 ("health care facility" defined by category: hospital, hospital outpatient department, critical access hospital, ambulatory surgical center); 45 CFR 149.20(a)(2) (subpart E binds providers and facilities directly, so the prohibition does not turn on the reader's plan type). Plan-facing parallel for ERISA plans: 29 CFR 2590.716-5.
Status: settled · source-checked 2026-08-06 · primary source verified: 2026-08-06