Right side (Used to identify procedures performed on the right side of the body)

Instructions

Used to identify procedures performed on right side of body. Be sure to determine if HCPCS modifier RT is applicable to a particular procedure code.

Correct Use

• Append to appropriate code when body contains a right and left anatomical part of body and a service is performed on right anatomical part

Incorrect Use

• Appending when a procedure code specifies bi-lateral or a side of body

Note: Modifier RT does not affect allowed amount on a claim; however, lack of modifier can cause denials or development to occur

Resources

• Active Local Coverage Determinations (LCDs)
  • Ankle-Foot/Knee-Ankle-Foot Orthosis
  • External Breast Prosthesis
  • Eye Prosthesis
  • Facial Prosthesis
  • Knee Orthoses
  • Lower Limb Prostheses
  • Orthopedic Footwear
  • Refractive Lenses
  • Surgical Dressings
  • Therapeutic Shoes for Persons with Diabetes
  • Wheelchair Options/Accessories
• CMS Internet Only Manual (IOM), Medicare Claims Processing Manual, Publication 100-04, Chapter 23