ICD-10-PCS Code For Cerebral Hemisphere: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group 0097 includes procedures performed to drain fluids or gases from structures in the cerebral hemisphere. These ICD-10-PCS codes are used for inpatient documentation when a clinician removes cerebrospinal fluid, hematoma, abscess, or other collections from the cerebral hemisphere to relieve pressure or treat infection. Accurate coding within the ICD-10-PCS 0097 group is essential for proper inpatient reimbursement, as it captures the procedure performed and supports clinical documentation accuracy.

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Cerebral Hemisphere Drainage Procedure Overview

This code group includes procedures that drain fluids or gases from the cerebral hemisphere and target the central nervous system and cranial nerves. These procedures involve creating or using an opening or device to remove cerebrospinal fluid, blood, pus, or other intracranial collections from the cerebral hemisphere. Accurate coding of these drainage procedures supports correct inpatient reimbursement and reflects the complexity and resources used in neurosurgical care.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
0	Body System	Central Nervous System and Cranial Nerves
9	Operation	Drainage
7	Body Part	Cerebral Hemisphere

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ICD-10-PCS Code For Cerebral Hemisphere: Procedure Code Group Overview

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Cerebral Hemisphere Drainage Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
0	Body System	Central Nervous System and Cranial Nerves
9	Operation	Drainage
7	Body Part	Cerebral Hemisphere

When to Use

Use a code from this group when a drainage procedure is performed on the cerebral hemisphere to remove fluid or gas collections. Typical clinical circumstances include evacuation of intracerebral hematoma, drainage of cerebral abscess, or cerebrospinal fluid diversion to relieve elevated intracranial pressure.

ICD-10-PCS Codes

9 rows

ICD-10-PCS Code	Description
009700Z	Drainage of Cerebral Hemisphere with Drainage Device, Open Approach
00970ZX	Drainage of Cerebral Hemisphere, Open Approach, Diagnostic
00970ZZ	Drainage of Cerebral Hemisphere, Open Approach
009730Z	Drainage of Cerebral Hemisphere with Drainage Device, Percutaneous Approach
00973ZX	Drainage of Cerebral Hemisphere, Percutaneous Approach, Diagnostic
00973ZZ	Drainage of Cerebral Hemisphere, Percutaneous Approach
009740Z	Drainage of Cerebral Hemisphere with Drainage Device, Percutaneous Endoscopic Approach
00974ZX	Drainage of Cerebral Hemisphere, Percutaneous Endoscopic Approach, Diagnostic
00974ZZ	Drainage of Cerebral Hemisphere, Percutaneous Endoscopic Approach

DRG Codes

15 rows

DRG Code	Description
023	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis with MCC or Antineoplastic Implant or Epilepsy with Neurostimulator
024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis without MCC
025	Craniotomy and Endovascular Intracranial Procedures with MCC
026	Craniotomy and Endovascular Intracranial Procedures with CC
027	Craniotomy and Endovascular Intracranial Procedures without CC/MCC
820	Lymphoma and Leukemia with Major O.R. Procedures with MCC
821	Lymphoma and Leukemia with Major O.R. Procedures with CC
822	Lymphoma and Leukemia with Major O.R. Procedures without CC/MCC
826	Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Major O.R. Procedures with MCC
827	Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Major O.R. Procedures with CC

Showing 1–10 of 15

Typical Clinical Scenarios

An adult presents to the emergency department with sudden-onset severe headache, decreasing level of consciousness, and focal neurologic deficits after head trauma. Neuroimaging shows a large intracerebral hematoma within the cerebral hemisphere causing mass effect and midline shift; the patient is admitted for urgent surgical evacuation to reduce intracranial pressure and prevent further neuronal injury. Typical codes: 00970ZZ, 00973ZZ
A middle-aged patient with a known small cortical brain abscess develops fever, progressive headaches, and seizure activity despite IV antibiotics; neurosurgery schedules an inpatient, image-guided drainage to obtain purulent material for culture and relieve local mass effect. Typical codes: 009740Z, 00974ZZ
An older adult with refractory normal pressure hydrocephalus or persistent post-traumatic cerebrospinal fluid accumulation undergoes placement of a drainage device via a percutaneous approach during an inpatient admission to divert cerebrospinal fluid and manage elevated intracranial pressure. Typical codes: 009730Z, 00973ZX

Related Codes

0090-BRAIN-DRAINAGE

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

0091-CEREBRAL-MENINGES-TAKING-OR-LETTING-OUT-FLUIDS-CEREBRAL-MENINGES

ICD-10-PCS Code For Cerebral Meninges: Procedure Code Group Overview

0092-DURA-MATER-DRAINAGE

ICD-10-PCS Code For Dura Mater: Procedure Code Group Overview

0093-EPIDURAL-SPACE-INTRACRANIAL-DRAINAGE

ICD-10-PCS Code For Epidural Space, Intracranial: Procedure Code Group Overview

0094-SUBDURAL-SPACE-DRAINAGE

ICD-10-PCS Code For Subdural Space: Procedure Code Group Overview

0095-SUBARACHNOID-SPACE-DRAINAGE

ICD-10-PCS Code For Subarachnoid Space, Intracranial: Procedure Code Group Overview

0096-CEREBRAL-VENTRICLE-DRAINAGE

ICD-10-PCS Code For Cerebral Ventricle: Procedure Code Group Overview

0098-BASAL-GANGLIA-DRAINAGE

ICD-10-PCS Code For Basal Ganglia: Procedure Code Group Overview

0099-THALAMUS-DRAINAGE

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

009A-HYPOTHALAMUS-DRAINAGE

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

Showing 1–10 of 30

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

9 rows

ICD-10-PCS Code	Description
009700Z	Drainage of Cerebral Hemisphere with Drainage Device, Open Approach
00970ZX	Drainage of Cerebral Hemisphere, Open Approach, Diagnostic
00970ZZ	Drainage of Cerebral Hemisphere, Open Approach
009730Z	Drainage of Cerebral Hemisphere with Drainage Device, Percutaneous Approach
00973ZX	Drainage of Cerebral Hemisphere, Percutaneous Approach, Diagnostic
00973ZZ	Drainage of Cerebral Hemisphere, Percutaneous Approach
009740Z	Drainage of Cerebral Hemisphere with Drainage Device, Percutaneous Endoscopic Approach
00974ZX	Drainage of Cerebral Hemisphere, Percutaneous Endoscopic Approach, Diagnostic
00974ZZ	Drainage of Cerebral Hemisphere, Percutaneous Endoscopic Approach

DRG Codes

15 rows

DRG Code	Description
023	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis with MCC or Antineoplastic Implant or Epilepsy with Neurostimulator
024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis without MCC
025	Craniotomy and Endovascular Intracranial Procedures with MCC
026	Craniotomy and Endovascular Intracranial Procedures with CC
027	Craniotomy and Endovascular Intracranial Procedures without CC/MCC
820	Lymphoma and Leukemia with Major O.R. Procedures with MCC
821	Lymphoma and Leukemia with Major O.R. Procedures with CC
822	Lymphoma and Leukemia with Major O.R. Procedures without CC/MCC
826	Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Major O.R. Procedures with MCC
827	Myeloproliferative Disorders or Poorly Differentiated Neoplasms with Major O.R. Procedures with CC

Showing 1–10 of 15

Typical Clinical Scenarios

An adult presents to the emergency department with sudden-onset severe headache, decreasing level of consciousness, and focal neurologic deficits after head trauma. Neuroimaging shows a large intracerebral hematoma within the cerebral hemisphere causing mass effect and midline shift; the patient is admitted for urgent surgical evacuation to reduce intracranial pressure and prevent further neuronal injury. Typical codes: 00970ZZ, 00973ZZ
A middle-aged patient with a known small cortical brain abscess develops fever, progressive headaches, and seizure activity despite IV antibiotics; neurosurgery schedules an inpatient, image-guided drainage to obtain purulent material for culture and relieve local mass effect. Typical codes: 009740Z, 00974ZZ
An older adult with refractory normal pressure hydrocephalus or persistent post-traumatic cerebrospinal fluid accumulation undergoes placement of a drainage device via a percutaneous approach during an inpatient admission to divert cerebrospinal fluid and manage elevated intracranial pressure. Typical codes: 009730Z, 00973ZX

Related Codes

0090-BRAIN-DRAINAGE

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

0091-CEREBRAL-MENINGES-TAKING-OR-LETTING-OUT-FLUIDS-CEREBRAL-MENINGES

ICD-10-PCS Code For Cerebral Meninges: Procedure Code Group Overview

0092-DURA-MATER-DRAINAGE

ICD-10-PCS Code For Dura Mater: Procedure Code Group Overview

0093-EPIDURAL-SPACE-INTRACRANIAL-DRAINAGE

ICD-10-PCS Code For Epidural Space, Intracranial: Procedure Code Group Overview

0094-SUBDURAL-SPACE-DRAINAGE

ICD-10-PCS Code For Subdural Space: Procedure Code Group Overview

0095-SUBARACHNOID-SPACE-DRAINAGE

ICD-10-PCS Code For Subarachnoid Space, Intracranial: Procedure Code Group Overview

0096-CEREBRAL-VENTRICLE-DRAINAGE

ICD-10-PCS Code For Cerebral Ventricle: Procedure Code Group Overview

0098-BASAL-GANGLIA-DRAINAGE

ICD-10-PCS Code For Basal Ganglia: Procedure Code Group Overview

0099-THALAMUS-DRAINAGE

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

009A-HYPOTHALAMUS-DRAINAGE

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

Showing 1–10 of 30

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 Cerebral Hemisphere: Procedure Code Group Overview

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

Cerebral Hemisphere Drainage Procedure Overview

Code Attributes

ICD-10-PCS Code For Cerebral Hemisphere: Procedure Code Group Overview

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

Cerebral Hemisphere Drainage Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which body system and operation does ICD-10-PCS code group 0097 represent?

What types of procedures are included in the 0097 code group?

What are examples of individual ICD-10-PCS codes within the 0097 group?

How does accurate coding within 0097 affect inpatient reimbursement?

Which DRGs may be related to procedures in the 0097 code group?

References

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which body system and operation does ICD-10-PCS code group 0097 represent?

What types of procedures are included in the 0097 code group?

What are examples of individual ICD-10-PCS codes within the 0097 group?

How does accurate coding within 0097 affect inpatient reimbursement?

Which DRGs may be related to procedures in the 0097 code group?

References