We use privacy-friendly analytics — Plausible (cookieless) and Microsoft Clarity, which uses cookies for anonymized heatmaps and session insights — plus advertising tags (LinkedIn Insight Tag and Google Ads) to measure our advertising and show relevant Sydra ads. We never sell your data. See our Cookie Policy and Privacy Policy.

Sydra

Federal IDR by specialty

Neurosurgery: out-of-network denials and recovery

Cranial, vascular, functional, and peripheral nerve procedure codes where federal IDR awards routinely exceed the insurer qualifying payment amount.

Free claim review →

27 disputed neurosurgery codes

Craniotomy for brain tumor removal, supratentorial

CPT 61510 · brain

Craniotomy for meningioma removal, supratentorial

CPT 61512 · brain

Craniotomy for brain tumor removal, infratentorial

CPT 61518 · brain

Exploratory craniotomy, supratentorial

CPT 61304 · brain

Stereotactic navigation, cranial, intradural

CPT 61781 · add-on · brain

Ventriculoperitoneal shunt placement

CPT 62223 · brain

Burr hole with hematoma evacuation

CPT 61154 · brain

Operating microscope use

HCPCS 69990 · add-on · n/a

Carpal tunnel release

CPT 64721 · wrist

Ulnar nerve release at the elbow

CPT 64718 · elbow

Ulnar nerve release at the wrist

CPT 64719 · wrist

Peripheral nerve decompression, arm or leg

CPT 64708 · extremity

Craniectomy for skull tumor or lesion

CPT 61500 · skull

Surgery for complex intracranial aneurysm

CPT 61697 · brain

Surgery for simple intracranial aneurysm

CPT 61700 · brain

Deep brain stimulator electrode placement

CPT 61867 · brain

Cranial neurostimulator generator placement

CPT 61885 · brain

Shunt revision or replacement

CPT 62230 · brain

Endoscopic third ventriculostomy

CPT 62201 · brain

Sciatic nerve decompression

CPT 64712 · leg

Brachial plexus decompression

CPT 64713 · shoulder/arm

Major nerve repair, arm or leg

CPT 64856 · extremity

Nerve repair with graft

CPT 64910 · extremity

Nerve decompression, hand or foot

CPT 64704 · hand/foot

Decompressive craniectomy with lobectomy

CPT 61322 · brain

Neuroendoscopic excision of brain tumor

CPT 62164 · brain

Internal neurolysis with nerve microdissection

CPT 64727 · add-on · varies

Neurosurgery denials by state

AlabamaAlaskaArizonaArkansasCaliforniaColoradoConnecticutDelawareDistrict of ColumbiaFloridaGeorgiaHawaiiIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMaineMarylandMassachusettsMichiganMinnesotaMississippiMissouriMontanaNebraskaNevadaNew HampshireNew JerseyNew MexicoNew YorkNorth CarolinaNorth DakotaOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVermontVirginiaWashingtonWest VirginiaWisconsinWyoming
JA

Medically & clinically reviewed by Dr. John M. Abrahams, MD

Board-certified neurosurgeon and founder of Sydra · Last reviewed September 2026 · About the author

Sources

Figures reflect the published federal record across all disputes, not a prediction about any individual claim. This is general information, not legal or financial advice.