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ICD-10-CM 2027 diagnosis code

G97.3Intraoperative hemorrhage and hematoma of a nervous system organ or structure complicating a procedure

Not billable — use a more specific code

G97.3 is a header code, so it can't be reported by itself. Choose one of the 2 more specific codes beneath it.Short description: Intraop hemor/hemtom of a nervous sys org comp a procedure

Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data

About G97.3

G97.3 is the ICD-10-CM diagnosis code for intraoperative hemorrhage and hematoma of a nervous system organ or structure complicating a procedure. It belongs to category G97 (intraoperative and postprocedural complications and disorders of nervous system, not elsewhere classified), block G89-G99 (other disorders of the nervous system) and chapter 6 (diseases of the nervous system). It is a header code, so it can't be reported by itself; one of its 2 subcodes must be used instead.

Within G97 (intraoperative and postprocedural complications and disorders of nervous system, not elsewhere classified), G97.3 is specifically for intraoperative hemorrhage and hematoma of a nervous system organ or structure complicating a procedure. Related codes cover cerebrospinal fluid leak from spinal puncture (G97.0), other reaction to spinal and lumbar puncture (G97.1), intracranial hypotension following ventricular shunting (G97.2), accidental puncture and laceration of a nervous system organ or structure during a procedure (G97.4), postprocedural hemorrhage of a nervous system organ or structure following a procedure (G97.5), postprocedural hematoma and seroma of a nervous system organ or structure following a procedure (G97.6) and other intraoperative and postprocedural complications and disorders of nervous system (G97.8).

To report this condition, pick the subcode that matches the documentation: G97.31 (procedure) and G97.32 (procedure).

Don't report G97.3 together with the conditions in its Excludes1 note: intraoperative hemorrhage and hematoma of a nervous system organ or structure due to accidental puncture and laceration during a procedure (G97.4-).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Specific codes under G97.3

Coding notes

Excludes1Not coded here — never report together with this code
  • intraoperative hemorrhage and hematoma of a nervous system organ or structure due to accidental puncture and laceration during a procedure (G97.4-)

Notes that apply from higher levels

Instructions written at a parent level also apply to G97.3.

› From G97 Intraoperative and postprocedural complications and disorders of nervous system, not elsewhere classified
Excludes2
  • intraoperative and postprocedural cerebrovascular infarction (I97.81-, I97.82-)

Broader instructions also apply from Chapter 6: Diseases of the nervous system.

Codes whose notes reference G97.3

Code history

  1. 2016
  2. 2017
  3. 2018
  4. 2019
  5. 2020
  6. 2021
  7. 2022
  8. 2023
  9. 2024
  10. 2025
  11. 2026
  12. 2027
  • FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
  • No changes since FY2016.

Common questions about G97.3

Is G97.3 billable?

No. G97.3 is a header code. Report one of its more specific subcodes instead.