00F4XZZFragmentation in Intracranial Subdural Space, External Approach

ICD-10-PCS 00F4XZZ
CMS Source: FY 2027 ICD-10-PCS dataset. Effective Oct 1, 2026 – Sep 30, 2027.FacebookXLinkedInPrint

00F4XZZ is a billable ICD-10-PCS procedure code for Fragmentation in Intracranial Subdural Space, External Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027). The root operation Fragmentation involves breaking solid matter in a body part into pieces. Medicare may not cover this procedure; review the non-covered procedure codes edit. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Intracranial epidural and subdural space drainage.

Code Identity

ICD-10-PCS Code
00F4XZZ
Billable Status
Yes — Valid for Submission
Code Describes
Fragmentation in Intracranial Subdural Space, External Approach
Short Description
Fragmentation in Cran Subdur Spc, Extern Approach
Parent Code
Medicare Coverage
Coverage alert — see Code Edits

PCS Table Breakdown

Each ICD-10-PCS code is built from seven characters, each an axis of the procedure. Hover or tap the icons for the official CMS definitions.

PositionDesignationValueMeaning
1Section0Medical and Surgical
2Body System0Central Nervous System and Cranial Nerves
3OperationFFragmentation
4BodyPart4Subdural Space, Intracranial
5ApproachXExternal
6DeviceZNo Device
7QualifierZNo Qualifier

In the ICD-10-PCS Alphabetic Index

These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:

Fragmentation, Subdural Space, Intracranial
Leads to this code's table

To code fragmentation of the intracranial subdural space, open the FY 2027 ICD-10-PCS Alphabetic Index at Fragmentation, then the subterms Subdural Space, Intracranial. The index leads to table 00F, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 00F4XZZ.

Browse the full ICD-10-PCS Alphabetic Index →

Medicare Code Edits

Medicare Code Editor checks that affect claim validity for this code.

The procedures codes identified here are always non-covered procedures.

Clinical Classification (CCSR)

AHRQ groups this procedure code into these clinical categories.

CNS004
Intracranial epidural and subdural space drainage
Clinical domain: Central Nervous System Procedures

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for this code under the General Equivalence Mappings.

98.59
Extracorporeal shockwave lithotripsy of other sites
Approximate match.

Similar Procedure Codes

Questions About 00F4XZZ

Is 00F4XZZ a billable code?

Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Fragmentation in Intracranial Subdural Space, External Approach on inpatient claims from October 1, 2026 through September 30, 2027.

What do the characters in 00F4XZZ mean?

The code breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 0 is the Body System (Central Nervous System and Cranial Nerves); the 3rd character F is the Operation (Fragmentation); the 4th character 4 is the BodyPart (Subdural Space, Intracranial); the 5th character X is the Approach (External); the 6th character Z is the Device (No Device); the 7th character Z is the Qualifier (No Qualifier).

Is 00F4XZZ covered by Medicare?

Review coverage carefully. The Medicare Code Editor applies a non-covered procedure codes edit to this code, which can affect payment for Fragmentation in Intracranial Subdural Space, External Approach.

What is the ICD-9-PCS equivalent of 00F4XZZ?

Under the General Equivalence Mappings, Fragmentation in Intracranial Subdural Space, External Approach crosswalks to ICD-9-PCS 98.59 (Extracorporeal shockwave lithotripsy of other sites). The mapping is approximate, so confirm it fits the documentation.