A telehealth visit is clinically identical to the in-person version, but the claim is not, and telehealth claims are denied for reasons that have nothing to do with the care. The place-of-service code is wrong, the modifier is missing, or the note does not record where the patient was. Telehealth documentation for billing is what stops those denials, because a telehealth claim has to prove not just what was done, but that it was a telehealth service delivered to a patient in a specific place. Getting the documentation right- the location, the modifiers, the place-of-service code, and the medical necessity- is what keeps telehealth claims from being denied on technicalities the care never earned.
What Documentation Is Needed for Telehealth Billing?
Telehealth billing documentation needs to capture everything an in-person note captures, plus the details specific to telehealth that a payer uses to confirm the service and pay it correctly. The clinical documentation requirements do not relax for telehealth, and the telehealth-specific elements are added on top.
The telehealth-specific elements include the type of visit and the technology used (audio-video or audio-only), the patient’s location at the time of the visit, the provider’s location, and the patient’s consent to a telehealth visit when required by the payer. These are the details that support the place-of-service code and the modifiers, and they are the ones most often missing from a note written as though the visit were in person.
Because telehealth rules have shifted and continue to change, practices should confirm current payer and Medicare requirements rather than rely on what was true during earlier flexibilities. The safe standard is a note that records the modality, both locations, and the clinical content fully, so the claim can be coded correctly and defended if a payer reviews it.
How Should Patient Location Be Recorded?
Patient location should be recorded specifically, because where the patient was during a telehealth visit determines the place-of-service code, and the place-of-service code affects how the claim is paid. The patient’s location is not a formality. It is a billing element.
The note should state where the patient was at the time of the visit, whether that was their home or another site, because that distinction maps directly to the place-of-service code the claim carries. A note that omits the patient’s location leaves the coder guessing at the place of service, which is how the wrong code ends up on the claim.
This is one of the most common gaps in telehealth documentation, because a provider focused on the clinical encounter does not always think to record where the patient physically was. Building the patient’s location into the telehealth note as a standard field is a small change that prevents place-of-service errors, and it gives the coder the information the claim actually requires.
What Is the Difference Between POS 02 and POS 10?
POS 02 and POS 10 are the two telehealth place-of-service codes, and the difference is where the patient was located during the visit. Place of service, or POS, is the code on a claim that tells the payer where a service was delivered, and for telehealth there are two.
POS 10 is used when the patient is located in their home at the time of the telehealth visit. POS 02 is used when the patient is located somewhere other than their home, such as another facility. The distinction is entirely about the patient’s location, which is why recording that location in the note matters so directly, since it is what determines which of the two codes is correct.
Using the wrong one causes problems, because payers may reimburse the two differently and a mismatch between the documented location and the place-of-service code invites a denial or an adjustment. Telehealth POS codes are a frequent source of denials precisely because the correct code depends on a detail, the patient’s location, that the documentation often fails to capture. Getting the note right is what gets the POS code right.
Which Telehealth Modifiers Are Commonly Used?
The telehealth modifiers most commonly used indicate that a service was delivered via telehealth and by what modality, and the note has to support whichever one is applied. Modifiers are the two-character codes appended to a procedure code to give the payer additional information, and telehealth has a specific set.
- Modifier 95: Indicates a synchronous, real-time telehealth service delivered by audio and video, the most common telehealth modifier.
- Modifier 93: Indicates a synchronous audio-only telehealth service, used where the visit was conducted by phone without video and the payer accepts audio-only.
- The GT modifier: It was historically used for interactive audio-video telehealth, and it has largely been retired in favor of the place-of-service codes and modifier 95, though some payers may still reference it.
Which modifier applies depends on the modality, which is why the note must record whether the visit was audio-video or audio-only. Applying telehealth modifier 95 to a visit the documentation does not show was audio-video, or billing audio-only without the support, is a denial waiting to happen. Because payer rules on modifiers vary and have changed, confirming current requirements with each payer is worth doing rather than assuming.
How Does Medical Necessity Apply to Telehealth?
Medical necessity applies to telehealth exactly as it applies to in-person care, and the documentation has to establish it the same way, because the modality does not change the requirement. Telehealth medical necessity is not a lower bar. The service must still be shown to be necessary for the patient.
The note needs to establish why the service was needed for that patient on that day, and it also needs to support that the service was appropriate to deliver via telehealth. A payer reviewing a telehealth claim checks both that the service was medically necessary and that telehealth was a suitable way to provide it, so the documentation should speak to each.
This matters because a telehealth claim can be denied for medical necessity just as an in-person claim can, and a thin note that does not connect the service to the patient’s condition invites that denial. The clinical narrative carries medical necessity for telehealth the same way it does in person, so the note has to be as complete, not lighter because the visit was virtual.
What Causes Telehealth Denials?
Telehealth denials are usually caused by the telehealth-specific details being wrong or missing, rather than by the clinical care, which is what makes them preventable through documentation. The denials cluster in a few predictable places.
- Wrong or missing place-of-service code: A POS code that does not match the patient’s documented location, or is absent.
- Missing or incorrect modifier: A telehealth modifier that is missing, or one that does not match the modality the note shows.
- Coverage not verified: A plan that does not cover the telehealth service, or covers it under different terms, which a check before the visit would have caught.
- Insufficient documentation: A note that does not record the patient’s location, the modality, or enough clinical detail to support the service.
- Medical necessity not established: A claim the documentation does not connect to the patient’s condition.
Every one of these traces back to documentation or verification, not to the care delivered, which is why telehealth documentation for billing is the fix. Because the rules governing telehealth coverage and coding have continued to change, confirming current payer and Medicare guidance is part of preventing these denials rather than relying on rules that may have shifted. A complete, accurate telehealth note, paired with a coverage check, is what keeps telehealth claims from being denied on the technicalities that cause most of them. Accurate telehealth billing and medical coding services depend on it.
The Bottom Line
Telehealth claims are denied for reasons such as the care never being earned, an incorrect place-of-service code, a missing modifier, or a note that does not specify where the patient was. Telehealth documentation for billing prevents those denials by capturing the details the claim actually requires. Like the modality, both locations, and the medical necessity, on top of the full clinical note.
Record the patient’s location, match the POS code and modifier to the documented modality, verify coverage, and establish medical necessity as you would in person. And because the rules keep changing, confirm current payer and Medicare guidance rather than relying on earlier flexibilities.
If telehealth denials are piling up due to POS and modifier errors, our medical billing services and coding team builds telehealth-specific documentation and coding into the workflow so the claims stop being denied on technicalities.