XS Modifier
Separate structure, a service that is distinct because it was performed on a separate organ/structure
HCPCS modifierXS
- Description
- Separate structure, a service that is distinct because it was performed on a separate organ/structure
- Short description
- Separate organ/structure
- Added
- January 1, 2015
- Last change
- January 1, 2015
What does the XS modifier mean?
The HCPCS Level II modifier XS means: “Separate structure, a service that is distinct because it was performed on a separate organ/structure”. Append it to a HCPCS or CPT code on the claim line when the payer’s policy calls for it; placement and payment effects are defined by each payer.
Other X modifiers
- X1 – Continuous/broad services: for reporting services by clinicians, who provide the principal care for a patient, with no planned endpoint of the relationship; services in this category represent comprehensive care, dealing with the entire scope of patient problems, either directly or in a care coordination role; reporting clinician service examples include, but are not limited to: primary care, and clinicians providing comprehensive care to patients in addition to specialty care
- X2 – Continuous/focused services: for reporting services by clinicians whose expertise is needed for the ongoing management of a chronic disease or a condition that needs to be managed and followed with no planned endpoint to the relationship; reporting clinician service examples include but are not limited to: a rheumatologist taking care of the patient's rheumatoid arthritis longitudinally but not providing general primary care services
- X3 – Episodic/broad services: for reporting services by clinicians who have broad responsibility for the comprehensive needs of the patient that is limited to a defined period and circumstance such as a hospitalization; reporting clinician service examples include but are not limited to the hospitalist's services rendered providing comprehensive and general care to a patient while admitted to the hospital
- X4 – Episodic/focused services: for reporting services by clinicians who provide focused care on particular types of treatment limited to a defined period and circumstance; the patient has a problem, acute or chronic, that will be treated with surgery, radiation, or some other type of generally time-limited intervention; reporting clinician service examples include but are not limited to, the orthopedic surgeon performing a knee replacement and seeing the patient through the postoperative period
- X5 – Diagnostic services requested by another clinician: for reporting services by a clinician who furnishes care to the patient only as requested by another clinician or subsequent and related services requested by another clinician; this modifier is reported for patient relationships that may not be adequately captured by the above alternative categories; reporting clinician service examples include but are not limited to, the radiologist's interpretation of an imaging study requested by another clinician
- XE – Separate encounter, a service that is distinct because it occurred during a separate encounter
- XP – Separate practitioner, a service that is distinct because it was performed by a different practitioner
- XU – Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service