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CPT 69910: Excision of Labyrinth (Labyrinthectomy)

CPT code 69910 denotes surgical excision of the inner-ear labyrinth (labyrinthectomy), a definitive procedure to eliminate vertigo in an ear with no usable hearing. This code is clinically significant because it represents a salvage otologic surgery reserved for patients with intractable vestibular dysfunction and non-serviceable hearing, and it can affect surgical resource use, specialty referrals, and perioperative care standards nationwide. Key payers considered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise clinical context for when the procedure is indicated, the typical sites of service, and the primary billing considerations tied to CPT code 69910. The publication outlines expected clinical settings, common payer coverage patterns and caveats, and how this procedure fits into the broader care pathway for severe unilateral vestibular disease. Data not available in the input is noted where relevant; the content focuses on clear coding identification, clinical purpose, and what stakeholders need to know about billing and utilization of CPT code 69910 at a national level.

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Billing Code Overview

CPT code 69910 describes surgical excision of the labyrinth, the inner-ear structures responsible for hearing and balance. The procedure involves removal or destruction of the semicircular canals, utricle, and saccule to eliminate a diseased labyrinth that is causing incapacitating vertigo in an ear with no useful hearing.

Service type: Surgical procedure — inner ear (labyrinthectomy) performed to control vertigo when the affected ear has no hearing potential.
Typical site of service: Hospital operating room or ambulatory surgical center where otologic surgeries are performed.

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CPT 69910: Excision of Labyrinth (Labyrinthectomy)

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Billing Code Overview

Service type: Surgical procedure — inner ear (labyrinthectomy) performed to control vertigo when the affected ear has no hearing potential.
Typical site of service: Hospital operating room or ambulatory surgical center where otologic surgeries are performed.

Clinical & Coding Specifications

Clinical Context

A 58-year-old patient with long-standing, unilateral, profound sensorineural hearing loss in the right ear presents with recurrent, disabling vertigo despite conservative management including vestibular rehabilitation and medical therapy. Audiometric testing demonstrates no usable hearing on the affected side. After multidisciplinary evaluation by otology and neurology, the decision is made to perform a labyrinth excision (labyrinthectomy) of the right ear to eliminate the peripheral vestibular input causing incapacitating vertigo.

The clinical workflow includes preoperative assessment (history, physical, audiometry, vestibular testing, and imaging), informed consent discussing loss of residual hearing (if any) and balance rehabilitation, scheduling as an outpatient or short-stay surgery (typical site of service: ambulatory surgical center or hospital operating room), intraoperative general anesthesia with possible intraoperative monitoring, surgical removal/destruction of labyrinth structures, immediate postoperative recovery focusing on nausea control and vestibular compensation, and planned follow-up with vestibular therapy and otology for outcome assessment and documentation for coding and billing purposes.

Coding Specifications

Modifier	Description	When to Use
`26`	Professional component	When reporting only the surgeon's professional service separate from facility technical components (rare for this operative procedure).
`50`	Bilateral procedure	When the labyrinthectomy is performed on both ears during the same operative session.
`51`	Multiple procedures	When labyrinthectomy is performed in the same session with other distinct surgical procedures on the same operative report.
`52`	Reduced services	When the procedure is partially reduced or not completed as originally planned.
`53`	Discontinued procedure	When the procedure is started but discontinued due to extenuating circumstances or patient condition.
`63`	Procedure performed on infants less than 4 kg	Use when applicable for neonatal/infant patients meeting weight criteria.
`62`	Two surgeons	When two surgeons work together as primary surgeons performing distinct portions of the procedure.
`78`	Unplanned return to OR for related procedure during global period	When the patient requires an unplanned reoperation for a complication related to the original labyrinthectomy during the global period.
`79`	Unrelated procedure or service by the same physician during the postoperative period	When an unrelated procedure is performed during the postoperative period (not commonly used for this surgery).
`23`	Unusual anesthesia	When general anesthesia is not used and anesthesia is unusually difficult or complicated (rare).
`22`	Increased procedural services	When work or complexity substantially exceeds the usual service for the procedure.
`52`	Reduced services	When the labyrinthectomy is intentionally partially performed or abbreviated (included here for emphasis).

Taxonomy Code	Specialty	Notes
207P00000X	Otolaryngology	Primary specialty performing labyrinthectomy and managing ear disorders.
2080P0200X	Neurotology	Subspecialty of otology dealing with complex inner ear and skull base procedures.
207L00000X	Otology	Focus on ear surgery and hearing/balance disorders.
208D00000X	Neurological Surgery	Occasionally involved if skull-base extension or combined approach needed.
2084P0800X	Anesthesiology	Provides perioperative care and general anesthesia management.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`H81.3`	Benign paroxysmal vertigo	Peripheral vestibular disorder that may lead to consideration of destructive procedures when refractory and hearing is absent.
`H81.4`	Vertigo of central origin	Differentiation needed; central causes typically exclude labyrinthectomy unless peripheral component established.
`H90.6`	Unspecified sensorineural hearing loss, bilateral	Demonstrates profound or non-serviceable hearing status that may factor into surgical candidacy when unilateral involvement exists.
`H90.5`	Unspecified sensorineural hearing loss, unilateral	Identifies the side with non-serviceable hearing prompting consideration of labyrinthectomy.
`H83.1`	Labyrinthitis	Infectious/inflammatory inner ear disease that can produce vertigo and, in chronic disabling cases with no hearing, lead to labyrinthectomy.
`H81.0`	Meniere's disease	Recurrent vertigo with progressive hearing loss; labyrinthectomy is a surgical option when hearing is already lost or intractable vertigo persists.
`T81.89`	Other complications of procedures, not elsewhere classified	Used if postoperative complication coding is required for related returns to the OR or treatment of complications.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`69910`	Excision of labyrinth (labyrinthectomy)	Primary procedure for removal/destruction of the diseased labyrinth to eliminate vertigo when hearing is non-serviceable.
`69990`	Unlisted procedure, cranial nerve	May be used for atypical or novel skull-base maneuvers related to inner ear surgery not described by existing codes.
`69930`	Excision of semicircular canal, with or without repair of labyrinthine fistula	May be performed for limited semicircular canal pathology; less extensive than complete labyrinthectomy and sometimes part of differential operative planning.
`69935`	Closure of labyrinthine fistula	Performed when a concurrent labyrinthine fistula is identified and repaired during surgery; can accompany labyrinthectomy.
`92557`	Comprehensive audiometry threshold evaluation and speech recognition (pre- and post-op testing)	Diagnostic testing performed before and after surgery to document non-serviceable hearing and postoperative status.
`97161`	Physical therapy evaluation (low complexity)	Represents vestibular rehabilitation services commonly initiated after labyrinthectomy to aid compensation.

CPT 69905: Excision of the Labyrinth (Labyrinthectomy)

CPT-69915-VESTIBULAR-NERVE-SECTION-TRANSLABYRINTHINE-APPROACH

CPT 69915: Vestibular Nerve Section, Translabyrinthine Approach

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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Clinical & Coding Specifications

Clinical Context

Coding Specifications

Modifier	Description	When to Use
`26`	Professional component	When reporting only the surgeon's professional service separate from facility technical components (rare for this operative procedure).
`50`	Bilateral procedure	When the labyrinthectomy is performed on both ears during the same operative session.
`51`	Multiple procedures	When labyrinthectomy is performed in the same session with other distinct surgical procedures on the same operative report.
`52`	Reduced services	When the procedure is partially reduced or not completed as originally planned.
`53`	Discontinued procedure	When the procedure is started but discontinued due to extenuating circumstances or patient condition.
`63`	Procedure performed on infants less than 4 kg	Use when applicable for neonatal/infant patients meeting weight criteria.
`62`	Two surgeons	When two surgeons work together as primary surgeons performing distinct portions of the procedure.
`78`	Unplanned return to OR for related procedure during global period	When the patient requires an unplanned reoperation for a complication related to the original labyrinthectomy during the global period.
`79`	Unrelated procedure or service by the same physician during the postoperative period	When an unrelated procedure is performed during the postoperative period (not commonly used for this surgery).
`23`	Unusual anesthesia	When general anesthesia is not used and anesthesia is unusually difficult or complicated (rare).
`22`	Increased procedural services	When work or complexity substantially exceeds the usual service for the procedure.
`52`	Reduced services	When the labyrinthectomy is intentionally partially performed or abbreviated (included here for emphasis).

Taxonomy Code	Specialty	Notes
207P00000X	Otolaryngology	Primary specialty performing labyrinthectomy and managing ear disorders.
2080P0200X	Neurotology	Subspecialty of otology dealing with complex inner ear and skull base procedures.
207L00000X	Otology	Focus on ear surgery and hearing/balance disorders.
208D00000X	Neurological Surgery	Occasionally involved if skull-base extension or combined approach needed.
2084P0800X	Anesthesiology	Provides perioperative care and general anesthesia management.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`H81.3`	Benign paroxysmal vertigo	Peripheral vestibular disorder that may lead to consideration of destructive procedures when refractory and hearing is absent.
`H81.4`	Vertigo of central origin	Differentiation needed; central causes typically exclude labyrinthectomy unless peripheral component established.
`H90.6`	Unspecified sensorineural hearing loss, bilateral	Demonstrates profound or non-serviceable hearing status that may factor into surgical candidacy when unilateral involvement exists.
`H90.5`	Unspecified sensorineural hearing loss, unilateral	Identifies the side with non-serviceable hearing prompting consideration of labyrinthectomy.
`H83.1`	Labyrinthitis	Infectious/inflammatory inner ear disease that can produce vertigo and, in chronic disabling cases with no hearing, lead to labyrinthectomy.
`H81.0`	Meniere's disease	Recurrent vertigo with progressive hearing loss; labyrinthectomy is a surgical option when hearing is already lost or intractable vertigo persists.
`T81.89`	Other complications of procedures, not elsewhere classified	Used if postoperative complication coding is required for related returns to the OR or treatment of complications.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`69910`	Excision of labyrinth (labyrinthectomy)	Primary procedure for removal/destruction of the diseased labyrinth to eliminate vertigo when hearing is non-serviceable.
`69990`	Unlisted procedure, cranial nerve	May be used for atypical or novel skull-base maneuvers related to inner ear surgery not described by existing codes.
`69930`	Excision of semicircular canal, with or without repair of labyrinthine fistula	May be performed for limited semicircular canal pathology; less extensive than complete labyrinthectomy and sometimes part of differential operative planning.
`69935`	Closure of labyrinthine fistula	Performed when a concurrent labyrinthine fistula is identified and repaired during surgery; can accompany labyrinthectomy.
`92557`	Comprehensive audiometry threshold evaluation and speech recognition (pre- and post-op testing)	Diagnostic testing performed before and after surgery to document non-serviceable hearing and postoperative status.
`97161`	Physical therapy evaluation (low complexity)	Represents vestibular rehabilitation services commonly initiated after labyrinthectomy to aid compensation.

CPT 69905: Excision of the Labyrinth (Labyrinthectomy)

CPT-69915-VESTIBULAR-NERVE-SECTION-TRANSLABYRINTHINE-APPROACH

CPT 69915: Vestibular Nerve Section, Translabyrinthine Approach

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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CPT 69910: Excision of Labyrinth (Labyrinthectomy)

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Billing Code Overview

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CPT 69910: Excision of Labyrinth (Labyrinthectomy)

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Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References