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    v1.0.28
    OpenPayerBilling CodesOther disorders of the nervous systemICD-10-CM g97-intraoperative-and-postprocedural-nervous-system
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    ICD-10-CM Code For Intraoperative And Postprocedural Complications Of Nervous System: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group G97 includes intraoperative and postprocedural complications and disorders of the nervous system not classified elsewhere, such as nerve injuries, postoperative neuropathies, and procedure-related central nervous system complications. These ICD-10-CM diagnosis codes are used to document perioperative neural injuries, postoperative neurologic deficits, and procedure-related complications, capturing clinical complexity and anatomic involvement. Accurate coding within the ICD-10-CM G97 group supports proper claim adjudication, complete clinical documentation, and appropriate reimbursement.

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    ICD-10-CM G97: Intraoperative And Postprocedural Complications And Disorders Of Nervous System, Not Elsewhere Classified Overview

    This group covers intraoperative and postprocedural complications and disorders affecting the nervous system that are not classified elsewhere in the International Classification of Diseases, Tenth Revision, Clinical Modification. It targets neural injuries or dysfunctions arising during or after surgical or procedural interventions. Accurate coding is important for clear clinical records and for appropriate reimbursement and claim processing.

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    When to Use

    Use a code from this group when a nervous system complication is directly attributable to an intraoperative or postprocedural event and no more specific code exists elsewhere in ICD-10-CM. Apply these codes to document perioperative neural injury, postoperative neurologic deficits, or other procedure-related nervous system disorders for clinical records and billing.

    ICD-10-CM Codes

    18 rows

    ICD-10-CM CodeDescription
    G97.0Cerebrospinal fluid leak from spinal puncture
    G97.1Other reaction to spinal and lumbar puncture
    G97.2Intracranial hypotension following ventricular shunting
    G97.31Intraoperative hemorrhage and hematoma of a nervous system organ or structure complicating a nervous system procedure
    G97.32Intraoperative hemorrhage and hematoma of a nervous system organ or structure complicating other procedure
    G97.41Accidental puncture or laceration of dura during a procedure
    G97.48Accidental puncture and laceration of other nervous system organ or structure during a nervous system procedure
    G97.49Accidental puncture and laceration of other nervous system organ or structure during other procedure
    G97.51Postprocedural hemorrhage of a nervous system organ or structure following a nervous system procedure
    G97.52Postprocedural hemorrhage of a nervous system organ or structure following other procedure
    G97.61Postprocedural hematoma of a nervous system organ or structure following a nervous system procedure
    G97.62Postprocedural hematoma of a nervous system organ or structure following other procedure
    G97.63Postprocedural seroma of a nervous system organ or structure following a nervous system procedure
    G97.64Postprocedural seroma of a nervous system organ or structure following other procedure
    G97.81Other intraoperative complications of nervous system
    G97.82Other postprocedural complications and disorders of nervous system
    G97.83Intracranial hypotension following lumbar cerebrospinal fluid shunting
    G97.84Intracranial hypotension following other procedure

    DRG Codes

    10 rows

    DRG CodeDescription
    091Other Disorders of Nervous System with MCC
    092Other Disorders of Nervous System with CC
    093Other Disorders of Nervous System without CC/MCC
    102Headaches with MCC
    103Headaches without MCC
    791Prematurity with Major Problems
    793Full Term Neonate with Major Problems
    919Complications of Treatment with MCC
    920Complications of Treatment with CC
    921Complications of Treatment without CC/MCC

    Typical Clinical Scenarios

    • An older adult undergoes posterior lumbar fusion and in the immediate postoperative period develops new lower extremity motor weakness and numbness; imaging and exam suggest acute nerve root compression related to hematoma or surgical trauma, prompting urgent return to the operating room. A diagnosis from this group is assigned to capture an intraoperative or postprocedural disorder of the nervous system causing neurologic deficit after spine surgery. Typical codes: G97.1, G97.2
    • A middle-aged patient presents weeks after carotid endarterectomy with persistent, focal facial pain and paresthesia localized to the distribution of the trigeminal nerve; evaluation attributes symptoms to postoperative neuralgic injury from surgical manipulation. This represents a subacute postoperative cranial nerve dysfunction classified within this group to document an ongoing complication of the prior procedure. Typical codes: G97.31, G97.32
    • A young adult admitted emergently after intracranial aneurysm clipping develops unexplained respiratory failure and altered consciousness thought to be due to central nervous system dysfunction following the operation; the condition is coded to reflect an acute postprocedural disorder of the central nervous system complicating the hospital course. Typical codes: G97.61, G97.62

    Related Codes

    G90-DISORDERS-OF-AUTONOMIC-NERVOUS-SYSTEM

    ICD-10-CM Code For Disorders Of Autonomic Nervous System: Group Overview

    G91-HYDROCEPHALUS

    ICD-10-CM Code For Hydrocephalus: Group Overview

    G92-TOXIC-ENCEPHALOPATHY

    ICD-10-CM Code For Toxic Encephalopathy: Group Overview

    G93-OTHER-DISORDERS-OF-BRAIN

    ICD-10-CM Code For Other Disorders Of Brain: Group Overview

    G94-OTHER-DISORDERS-OF-BRAIN

    ICD-10-CM Code For Other Disorders Of Brain In Diseases Classified Elsewhere: Group Overview

    G95-OTHER-AND-UNSPECIFIED-SPINAL-CORD

    ICD-10-CM Code For Other And Unspecified Diseases Of Spinal Cord: Group Overview

    G96-OTHER-DISORDERS-OF-CENTRAL-NERVOUS-SYSTEM

    ICD-10-CM Code For Other Disorders Of Central Nervous System: Group Overview

    G98-OTHER-NERVOUS-SYSTEM-DISORDERS

    ICD-10-CM Code For Other Disorders Of Nervous System Not Elsewhere Classified: Group Overview

    G99-OTHER-DISORDERS-OF-NERVOUS-SYSTEM

    ICD-10-CM Code For Other Disorders Of Nervous System In Diseases Classified Elsewhere: Group Overview

    Frequently Asked Questions

    References

    1. 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. 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. 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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