ICD-10-PCS Code For Spine: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group CP55 includes procedures performed to introduce radioactive materials for nonimaging nuclear medicine probe assessment in the spine. These ICD-10-PCS codes are used for inpatient documentation when a clinician administers radiopharmaceuticals and uses a probe to detect radioactive emissions from the spine to study substance distribution or absorption. Accurate coding within the ICD-10-PCS CP55 group is essential for proper inpatient reimbursement, as it captures the procedure performed and supports clinical documentation accuracy.

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Spine Nonimaging Nuclear Medicine Probe Procedure Overview

Procedures in this group involve the introduction of radioactive materials to study the distribution or fate of substances in the spine using a nonimaging nuclear medicine probe. They target the musculoskeletal system, specifically the spine, and use detection of radioactive emissions rather than producing images. Accurate coding of these procedures ensures inpatient records reflect the diagnostic or functional study performed and supports correct case mix and payment.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
C	Section	Nuclear Medicine
P	Body System	Musculoskeletal System
5	Operation	Nonimaging Nuclear Medicine Probe
5	Body Part	Spine

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ICD-10-PCS Code For Spine: Procedure Code Group Overview

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Spine Nonimaging Nuclear Medicine Probe Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
C	Section	Nuclear Medicine
P	Body System	Musculoskeletal System
5	Operation	Nonimaging Nuclear Medicine Probe
5	Body Part	Spine

When to Use

Use a code from this group when radioactive materials are introduced and a nonimaging probe is used to detect emissions specifically from the spine for diagnostic or functional assessment. These codes apply when the procedure is performed in the inpatient setting and documentation supports use of a probe for nonimaging nuclear medicine evaluation.

ICD-10-PCS Codes

1 rows

ICD-10-PCS Code	Description
CP55ZZZ	Nonimaging Nuclear Medicine Probe of Spine

Typical Clinical Scenarios

An elderly patient is admitted from the emergency department with acute onset focal back pain and new neurologic weakness after a fall. Clinical concern is for suspected vertebral osteomyelitis versus hematoma with altered radiopharmaceutical uptake; a nonimaging nuclear medicine probe study of the spine is performed after administration of a radiotracer to assess distribution and localize focal increased uptake along the vertebral column. The test is done inpatient to guide urgent management and correlate with other clinical and laboratory findings. Typical codes: CP55ZZZ
A middle-aged patient with chronic but worsening localized back pain and prior inconclusive MRI undergoes a planned inpatient diagnostic evaluation to differentiate active inflammatory or infectious processes from degenerative changes. A nonimaging nuclear medicine probe of the spine is performed after radiotracer administration to measure emission patterns over involved spinal segments and help direct further targeted therapy or surgical planning. Typical codes: CP55ZZZ
A patient recently treated for vertebral infection with persistent or recurrent symptoms is admitted for reassessment to determine treatment response. A repeat nonimaging nuclear medicine probe study of the spine is performed following administration of a radiopharmaceutical to compare current emission distribution with prior studies and evaluate for persistent focal activity indicating unresolved infection or treatment failure. Typical codes: CP55ZZZ

Related Codes

CP5N-UPPER-EXTREMITIES-NONIMAGING-PROBE

ICD-10-PCS Code For Upper Extremities: Procedure Code Group Overview

CP5P-LOWER-EXTREMITIES-NONIMAGING-PROBE

ICD-10-PCS Code For Lower Extremities: Procedure Code Group Overview

CP5Y-MUSCULOSKELETAL-NONIMAGING-PROBE-MUSCULOSKELETAL-SYSTEM-PROBE

ICD-10-PCS Code For Musculoskeletal System Other: Procedure Code Group Overview

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

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When to Use

ICD-10-PCS Codes

1 rows

ICD-10-PCS Code	Description
CP55ZZZ	Nonimaging Nuclear Medicine Probe of Spine

Typical Clinical Scenarios

An elderly patient is admitted from the emergency department with acute onset focal back pain and new neurologic weakness after a fall. Clinical concern is for suspected vertebral osteomyelitis versus hematoma with altered radiopharmaceutical uptake; a nonimaging nuclear medicine probe study of the spine is performed after administration of a radiotracer to assess distribution and localize focal increased uptake along the vertebral column. The test is done inpatient to guide urgent management and correlate with other clinical and laboratory findings. Typical codes: CP55ZZZ
A middle-aged patient with chronic but worsening localized back pain and prior inconclusive MRI undergoes a planned inpatient diagnostic evaluation to differentiate active inflammatory or infectious processes from degenerative changes. A nonimaging nuclear medicine probe of the spine is performed after radiotracer administration to measure emission patterns over involved spinal segments and help direct further targeted therapy or surgical planning. Typical codes: CP55ZZZ
A patient recently treated for vertebral infection with persistent or recurrent symptoms is admitted for reassessment to determine treatment response. A repeat nonimaging nuclear medicine probe study of the spine is performed following administration of a radiopharmaceutical to compare current emission distribution with prior studies and evaluate for persistent focal activity indicating unresolved infection or treatment failure. Typical codes: CP55ZZZ

Related Codes

CP5N-UPPER-EXTREMITIES-NONIMAGING-PROBE

ICD-10-PCS Code For Upper Extremities: Procedure Code Group Overview

CP5P-LOWER-EXTREMITIES-NONIMAGING-PROBE

ICD-10-PCS Code For Lower Extremities: Procedure Code Group Overview

CP5Y-MUSCULOSKELETAL-NONIMAGING-PROBE-MUSCULOSKELETAL-SYSTEM-PROBE

ICD-10-PCS Code For Musculoskeletal System Other: Procedure Code Group Overview

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

ICD-10-PCS Code For Spine: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Spine: Procedure Code Group Overview policy alerts

Spine Nonimaging Nuclear Medicine Probe Procedure Overview

Code Attributes

ICD-10-PCS Code For Spine: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Spine: Procedure Code Group Overview policy alerts

Spine Nonimaging Nuclear Medicine Probe Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-PCS code represents nonimaging nuclear medicine probe procedures of the spine?

What body system and operation are captured by the `CP55ZZZ` code?

When should the `CP55ZZZ` code be used for inpatient documentation?

How does accurate coding with `CP55ZZZ` affect reimbursement and records?

Are there related DRGs listed for the `CP55ZZZ` code group?

References

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-PCS code represents nonimaging nuclear medicine probe procedures of the spine?

What body system and operation are captured by the `CP55ZZZ` code?

When should the `CP55ZZZ` code be used for inpatient documentation?

How does accurate coding with `CP55ZZZ` affect reimbursement and records?

Are there related DRGs listed for the `CP55ZZZ` code group?

References