Does 64634 need a modifier?

Asked by: Prof. Jessie Cremin  |  Last update: January 24, 2026
Score: 4.6/5 (2 votes)

CPT code 64634 should be used in conjunction with 64633 and 64636 should be used in conjunction with 64635. Laterality: For bilateral procedures report modifier -50 on each line in which the intervention was of a bilateral nature. For services performed in the ASC, physicians must continue use modifier -50.

Is 64634 an add on code?

64633 or 64635 describes a single level destruction by neurolytic agent performed with image guidance (fluoroscopy or CT). 64634 or 64636 describes each additional level which should be reported separately in addition to the code for the primary procedure.

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.

What procedure requires a modifier 50?

Use modifier 50 to report bilateral procedures performed during the same operative session by the same physician in either separate operative areas (e.g., hands, feet, legs, arms, ears) or in the same operative area (e.g., nose, eyes, breasts).

Is a modifier needed for telehealth services?

While this might seem complex, in most cases, billing for telemedicine will look largely similar to billing for in-person healthcare services. The main difference is the need to add a modifier.

NICE Methods Review: What is a Modifier?

42 related questions found

Should I use GT or 95 modifier?

Both Modifier 95 and the GT modifier indicate synchronous telehealth, but they are not always interchangeable: Modifier 95 is generally preferred by commercial insurers and Medicaid for most telehealth services. It's often used with codes listed in Appendix P of the CPT manual.

Is modifier 95 required for telehealth services in 2024?

Therapy providers, including SLPs, will continue to use modifier “95” to indicate telehealth services and will not use one of the POS codes for telehealth services, regardless of settings. SLPs should continue to report the POS code that best reflects where services would have been provided in person.

When to use 59 or 51 modifier?

Modifier -51 would be attached because the biopsy is the lesser-valued procedure done at the same session, and modifier -59 would be attached to indicate that the biopsy, which is normally bundled with excision of the same lesion, was done on a separate lesion from the one that was excised.

How do I know if a CPT code needs a laterality modifier?

The -RT and -LT modifiers should be used whenever a procedure is performed on one side. For instance, when reporting CPT code 27560 (closed treatment of patellar dislocation; without anesthesia), modifier -RT or -LT should be appended if only one knee is treated.

What is a 52 modifier used for?

Modifier -52 is used to indicate partial reduction or discontinuation of radiology procedures and other services that do not require anesthesia. The modifier provides a means for reporting reduced services without disturbing the identification of the basic service.

How do I 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).

When to use a modifier in billing?

The most common examples of circumstances that require a modifier are:
  1. A service or procedure has both a professional and technical component, but only one component is applicable.
  2. A service or procedure was performed by more than one physician or in more than one location.

In what cases must CPT modifiers be used?

According to CPT, the situations when the use of a modifier may be appropriate are: 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.

What is CPT code 64634 50?

CPT Code 64634-50 is defined as “Destruction by neurolytic agent, paravertebral facet joint nerve(s), with imagining guidance (fluoroscopy or CT); cervical or thoracic, each additional facet joint (List separately in addition to code for primary procedure).” Modifier -50 – Bilateral Procedure.

Do you use modifier 51 with add-on codes?

Modifier 51 is not appended to add-on codes. For example, modifier 51 would not be appended to CPT code 64462 as it is an add-on code and would be used for any additional injection sites per its definition.

What is modifier Q7 used for?

HCPCS Modifier Q7 is used to report one class A finding as it pertains to routine foot care. The presence of a systemic condition such as metabolic, neurologic or peripheral vascular disease may result in severe circulatory embarrassment or areas of diminished sensation in the individual's legs or feet.

Should I use modifier GT or 95?

What is the difference between GT and 95 modifiers? There is much overlap between the use of GT and 95 modifiers, but 95 is commonly used for psychiatric, nutrition, and genetic services, among others. Modifier 95 is like GT in use cases, but unlike GT there are limits to the codes that it can be appended.

Do CPT add on codes need modifiers?

All add-on codes are exempt from the “multiple procedure” concept, per CPT® instructions. As such, you never would append modifier 51 multiple procedures to a designated add-on code. Other important points to remember about add-on codes include: They are denoted in CPT® with a “+” to the left of the code.

When should modifier 50 be used?

The modifier 50 is defined as a bilateral procedure performed on both sides of the body. Services will be rejected as unprocessable when the procedure code reported is inconsistent with the modifier used.

What CPT codes need a 59 modifier?

Another common use of modifiers 59 or XE is for surgical procedures, non-surgical therapeutic procedures, or diagnostic procedures performed during different patient encounters on the same day that can't be described by 1 of the more specific NCCI PTP-associated modifiers – in other words, 24, 25, 27, 57, 58, 78, 79, ...

What is the modifier 51 and 50?

Facility claims should not be billed with Modifier 51. A bilateral surgery that uses a unilateral code should be reported in a single line with Modifier 50 for professional and facility provider claims. Reimbursement is 150% of the fee schedule or contracted/negotiated rate of the procedure.

What is a 58 modifier used for?

Modifier 58 is defined as a staged or related procedure performed during the postoperative period of the first procedure by the same physician. A new postoperative period begins when the staged procedure is billed.

How to code telehealth visits in 2024?

Coding for Audio-video Visits

Use the POS that aligns with the patient's location. As of January 1, 2024, Medicare pays telehealth services provided in the patient's home (POS 10) at the non-facility rate. Telehealth services provided at an originating site (POS 02) are paid at the facility rate.

What is a POS 11 in medical billing?

POS 11 points towards a doctor's office, clinic or practice. When you visit a doctor's office or clinic, they will include PSO 11 in the medical bill to show the exact location of care provided.