CPT CODES

CPT Code 21423

CPT code 21423 is a medical code used to describe the treatment of a fracture in the roof of the mouth.

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What is CPT Code 21423

CPT code 21423 is used for the surgical treatment of a fracture in the roof of the mouth, also known as the hard palate. This procedure involves the repair and stabilization of the fractured bone to restore normal function and structure.

Does CPT 21423 Need a Modifier?

For CPT code 21423, which pertains to the treatment of a mouth roof fracture, the following modifiers may be applicable depending on the specific circumstances of the procedure:

1. Modifier 22 - Increased Procedural Services: Used when the work required to provide a service is substantially greater than typically required. This could apply if the fracture treatment was unusually complex.

2. Modifier 24 - Unrelated Evaluation and Management Service by the Same Physician During a Postoperative Period: Used if an unrelated evaluation and management service is performed by the same physician during the postoperative period of the initial procedure.

3. Modifier 25 - Significant, Separately Identifiable Evaluation and Management Service by the Same Physician on the Same Day of the Procedure or Other Service: Used if a significant, separately identifiable evaluation and management service is provided by the same physician on the same day as the procedure.

4. Modifier 50 - Bilateral Procedure: Used if the procedure is performed on both sides of the mouth.

5. Modifier 51 - Multiple Procedures: Used when multiple procedures are performed during the same surgical session.

6. Modifier 52 - Reduced Services: Used when a service or procedure is partially reduced or eliminated at the physician's discretion.

7. Modifier 53 - Discontinued Procedure: Used when a procedure is discontinued due to extenuating circumstances or those that threaten the well-being of the patient.

8. Modifier 59 - Distinct Procedural Service: Used to indicate that a procedure or service was distinct or independent from other services performed on the same day.

9. Modifier 76 - Repeat Procedure or Service by Same Physician: Used if the same procedure is repeated by the same physician.

10. Modifier 77 - Repeat Procedure by Another Physician: Used if the same procedure is repeated by a different physician.

11. Modifier 78 - Unplanned Return to the Operating/Procedure Room by the Same Physician Following Initial Procedure for a Related Procedure During the Postoperative Period: Used if the patient needs to return to the operating room for a related procedure during the postoperative period.

12. Modifier 79 - Unrelated Procedure or Service by the Same Physician During the Postoperative Period: Used if an unrelated procedure or service is performed by the same physician during the postoperative period.

13. Modifier 80 - Assistant Surgeon: Used when an assistant surgeon is required for the procedure.

14. Modifier 81 - Minimum Assistant Surgeon: Used when a minimum assistant surgeon is required for the procedure.

15. Modifier 82 - Assistant Surgeon (when qualified resident surgeon not available): Used when an assistant surgeon is required because a qualified resident surgeon is not available.

16. Modifier AS - Physician Assistant, Nurse Practitioner, or Clinical Nurse Specialist services for assistant at surgery: Used when these healthcare professionals assist in the surgery.

Each of these modifiers serves a specific purpose and should be used accurately to ensure proper billing and reimbursement for the services provided.

CPT Code 21423 Medicare Reimbursement

Medicare reimbursement for CPT code 21423, which pertains to the treatment of a mouth roof fracture, depends on several factors including the specific Medicare plan, the setting in which the service is provided, and whether the service is deemed medically necessary. Generally, Medicare Part B may cover this procedure if it is performed in an outpatient setting and is considered medically necessary by a healthcare provider.

To determine the exact reimbursement amount, one would need to refer to the Medicare Physician Fee Schedule (MPFS) or the specific Medicare Administrative Contractor (MAC) for the region. As of the latest available data, the reimbursement amount can vary, but it typically falls within a specific range. For precise figures, healthcare providers should consult the most recent MPFS or contact their MAC directly.

It is also important to note that additional factors such as geographic location, facility type, and any applicable modifiers can influence the final reimbursement amount. Therefore, for the most accurate and up-to-date information, always refer to the official Medicare resources or consult with a billing specialist.

Are You Being Underpaid for 21423 CPT Code?

Discover how MD Clarity's RevFind software can meticulously analyze your contracts and identify underpayments down to the CPT code level, including specific codes like 21423 for treating mouth roof fractures. Schedule a demo today to see how RevFind can help you ensure accurate reimbursements from every payer.

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