Why is GP modifier used?

Asked by: Olaf Hintz  |  Last update: June 8, 2025
Score: 4.9/5 (45 votes)

The GP modifier indicates that a physical therapist's services have been provided. It's commonly used in inpatient and outpatient multidisciplinary settings. It's also used for functional limitation reporting (FLR), as physical therapists must report G-codes, severity modifiers, and therapy modifiers.

When to add GP modifier?

Every service performed by a physical therapist (PT), occupational therapist (OT), or speech-language pathologist (SLP) requires a therapy modifier (GP, GO, GN) for claim submission. So in this scenario, you would affix the GP modifier to the claim.

What insurances require a GP modifier?

These plans include Blue Cross Blue Shield of Michigan, Blue Cross of California (Note: This does not include Blue Shield of California), BCBS plans of Indiana, Kentucky, Missouri, New Jersey, New York (Empire), Ohio, Vermont, and Wisconsin. (*Note: If it is an Anthem policy there will also be a need for modifier GP.

What is an example of a GP modifier?

GP Modifier Example:

If physical therapist provides a therapeutic exercise (CPT code 97110) in an outpatient setting, they would bill for this service as "97110-GP" to denote the provider of the service.

When should GE modifier be used?

Modifier GE

This service has been performed by a resident without the presence of a teaching physician under the primary care exception. Note: The patient medical record must document the extent of the teaching physician's participation in the review and direction of the services furnished to each beneficiary.

KX Modifier - What happens when I miss it?

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What is the GC modifier used for?

A GC Modifier is a modifier added to a CPT code for service(s) performed in part by a resident under the direction of a teaching physician (TP). When should the GC modifier be used? A GC Modifier is used when a resident, under the direction of a teaching physician, is involved in the management and care of a patient.

How do you know if a CPT code needs a modifier?

What Are Medical Coding Modifiers?
  • The service or procedure has both professional and technical components.
  • More than one provider performed the service or procedure.
  • More than one location was involved.
  • A service or procedure was increased or reduced in comparison to what the code typically requires.

Why is the GP modifier used?

The GP modifier indicates that a physical therapist's services have been provided. It's commonly used in inpatient and outpatient multidisciplinary settings. It's also used for functional limitation reporting (FLR), as physical therapists must report G-codes, severity modifiers, and therapy modifiers.

What modifier is used for telehealth visits?

Per the AMA, modifier 95 means: “synchronous telemedicine service rendered via a real-time interactive audio and video telecommunications system.” It's similar to GT in use cases, but unlike GT there are limits to the codes that it can be appended.

Does UnitedHealthcare require GP modifier?

Effective with dates of service on or after July 1, 2020, UnitedHealthcare aligns with CMS and requires HCPCS modifiers GN, GO or GP to be reported with the codes designated by CMS as always therapy services.

Can a chiropractor use GP modifier?

So if you render and bill for 1-2 regions of CMT (98940) and therapeutic exercise (97110), then the 97110 chiropractic CPT code will receive the GP modifier.

What modifier is not accepted by Medicare?

GZ - Service is not covered by Medicare

The GZ modifier identifies that 1) an item or service is expected to be denied as not reasonable and necessary, and 2) no advance notice of non-coverage was supplied to the member.

Do I need a modifier for 99214?

Does 99214 need a modifier? Modifiers can be used with 99214 if applicable. For example, you can add Modifier 25 to the E/M visit with 99214 if there was a “separately identifiable E/M on the same day of a procedure” (source: ACC). Or add modifier 22 if the procedure was extra complex.

What insurance companies require the GP modifier?

The use of the GP modifier is required now on all claims to United Health Care and their affiliates, VA claims, Medicare claims, Blue Cross Blue Shield of Michigan and now Anthem Blue Cross of California.

Who can bill with a GP modifier?

Used in conjunction with CPT® (Current Procedural Terminology) codes, the modifier “GP” shows that the therapy services were specifically provided by a physical therapist. This helps ensure accurate billing and reimbursement for physical therapy services under Medicare and other insurance company plans.

Does CPT code 97140 need a GP modifier?

Here are some common modifiers used with 97140 and when to apply them: Always Therapy Modifiers: GP: This modifier indicates that the services were provided by a physical therapist. It's required for Medicare claims and often used by other payers as well.

Do you use 95 or GT modifier for telehealth?

The GT modifier is actually becoming less and less common and has been replaced by either modifier 95 or the place of service code 02. Some private insurance companies still recognize and accept the GT modifier for telehealth services.

Is telehealth ending in 2024?

We continue to carefully consider the input received and are working to promulgate a final set of telemedicine regulations. However, with the end of 2024 quickly approaching, DEA, jointly with HHS, has extended current telemedicine flexibilities through December 31, 2025.

What is the GN GO or GP modifier?

Modifiers GN, GO, and GP refer only to services provided under plans of care for physical therapy, occupational therapy and speech-language pathology services. They should never be used with codes that are not on the list of applicable therapy services.

When should a modifier be used?

“Its use allows two E/M services or a procedure plus an E/M service that are distinctly different but required for the patient's condition to be appropriately reported and, therefore, appropriately paid,” the issue brief says. The use of modifiers provides supplementary information for payer policy requirements.

What is the purpose of the GT modifier?

Modifiers in medical billing are two-digit codes used to provide specific details about a procedure or service provided to a patient. A GT modifier is a code used in medical billing to show administration of services through telemedicine.

What is the purpose of the JW modifier?

HCPCS code for drug wasted. JW modifier to indicate waste. Number of units wasted. Calculated submitted price for ONLY the amount of drug wasted.

How do you know which modifier to use?

The correct modifier to use is determined by payor preference. There can be instances where a CPT code is further defined by an HCPCS modifier, for example, to describe the side of the body the procedure is performed on, such as left (modifier -LT) or right (modifier -RT).

What are the most used modifiers in medical billing?

Understanding commonly used modifiers in medical billing is crucial for accurate reimbursement and avoiding claim denials. Modifiers such as 22, 25, 26, 33, 50, 51, and 59 play a significant role in communicating additional information about the services provided.

Which modifier should be listed first?

In the case of more than one modifier, you code the “functional” modifier first, and the “informational” modifier second. The distinction between the two is simple: you always want to list the modifiers that most directly affect the reimbursement process first.