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- 1175 Montauk Hwy Ste 6, West Islip, NY 11795
About Dr. Missios
Symeon Missios, M.D. practices neurological surgery in West Islip, NY. Symeon is a 2004 graduate of Geisel School of Medicine at Dartmouth. According to Medicare claims data, Symeon cared for 1,025 Medicare patients across 1,805 services. The services billed most often include critical care, first 30-74 minutes, emergency department visit with low level of medical decision making, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. The provider's National Provider Identifier (NPI) is 1144336538.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (631) 422-5371
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1175 MONTAUK HWY STE 6
West Islip, NY 11795
Conditions Commonly Evaluated or Treated
Within Neurological Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Brain & spine conditions
Brain conditions
Brain disorders
- Acoustic Neuroma
- Brain Vascular Malformation
- Chiari Malformation
- Drug-Resistant Seizures
- Epidermoid cyst
- Hemorrhagic stroke
- Meningitis
- Normal Pressure Hydrocephalus
- Papilledema
- Pituitary Tumor
Brain injury
Brain tumors
Movement disorders
Nerve disorders
- Carpal tunnel
- Cubital tunnel syndrome
- Cut Or Injured Nerve
- Face Twitching
- Occipital neuralgia
- Outer thigh burning and numbness
- Thoracic outlet syndrome
- Trigeminal neuralgia
Pain
Pediatric conditions
Spine & back
- Arthritis of the spine
- Chronic back pain
- Chronic Neck Pain
- Degenerative disc disease
- Failed back surgery syndrome
- Severe back pain
- Spinal Cord Tumor
- Spondylolisthesis
- Tethered Spinal Cord
Spine conditions
- Bone Spurs In The Spine
- Fluid Cyst In Spinal Cord
- Spinal compression fracture
- Spine Infection
- Stress Fracture Of The Spine
Spine deformity
Trauma & injury
Procedures & services
Nerves & spine
Most searched procedures
Brain & spine surgery
Brain procedures
- Awake Brain Mapping Surgery
- Brain Shunt Placement
- Chiari Decompression Surgery
- Deep Brain Stimulation
- Draining A Brain Bleed
- Facial Nerve Decompression Surgery
- Laser Brain Surgery
- Minimally Invasive Endoscopic Brain Surgery
- Needle Brain Biopsy
Brain surgery
Cranial reconstruction
Diagnostic & therapeutic
Endovascular procedures
Functional neurosurgery
Monitoring & trauma
Nerve procedures
- Carpal tunnel surgery
- Cubital tunnel decompression
- Nerve Repair Surgery
Nerve surgery
Pain procedures
- Epidural steroid injection
- Facet Joint Injections
- Pain pump implant
- Radiofrequency ablation
- Spinal cord stimulator implant
Pediatric neurosurgery
Radiation & radiosurgery
- CyberKnife
Radiation surgery
Skull base surgery
Spasticity treatment
Spine procedures
- Artificial Disc Replacement
- Kyphoplasty
- Nerve Opening Widening
- Scoliosis correction surgery
- SI Joint Fusion
- Spinal Cyst Removal
- Tethered Cord Release
- Vertebra Removal Surgery
Spine surgery
- Minimally Invasive Spine Surgery
- Neck Canal Enlargement Surgery
- Spinal Cord Tumor Removal
- Vertebroplasty
Vascular neurosurgery
- Brain Aneurysm Clipping
- Carotid endarterectomy
Procedures Most Often Billed to Medicare
1,805 services · 1,025 patients · 21 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of tube into intracranial artery for diagnosis or treatment with review by radiologist | Procedure | 36223 |
27 | More often than most peers in Neurological Surgery |
| Insertion of tube into extracranial artery for diagnosis or treatment with review by radiologist | Procedure | 36222 |
27 | Too few peers to compare |
| Insertion of tube into brain artery for diagnosis or treatment with review by radiologist | Procedure | 36226 |
23 | As often as other peers in Neurological Surgery |
| Insertion of tube into chest artery for diagnosis or treatment with review by radiologist | Procedure | 36225 |
23 | As often as other peers in Neurological Surgery |
| Computer-assisted radiosurgery of complex growth of brain, first growth | Procedure | 61798 |
12 | Less often than most peers in Neurological Surgery |
| Ct scan of head or brain before and after contrast | Imaging | 70470 |
116 | Too few peers to compare |
| Ct scan head or brain without contrast | Imaging | 70450 |
35 | More often than most peers in Neurological Surgery |
| Mri scan of brain before and after contrast | Imaging | 70553 |
34 | More often than most peers in Neurological Surgery |
| Ct scan of middle spine with contrast | Imaging | 72129 |
26 | Too few peers to compare |
| Ct scan of lower spine without contrast | Imaging | 72131 |
20 | As often as other peers in Neurological Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other neurosurgeons at this location 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 27 related providers in 4 groups
Other neurosurgeons in West Islip 5
Same specialty, same city.
Trained at Geisel School of Medicine at Dartmouth 8
Other providers in the same specialty who trained at the same institution.
Class of 2004 at Geisel School of Medicine at Dartmouth 7
Providers who graduated from the same medical school in the same year.
Also performs Insertion of tube into intracranial artery for diagnosis or treatment with review by radiologist 7
Providers in NY who bill this service to Medicare most often.
Common questions
What kind of doctor is Symeon Missios?
Symeon Missios is a neurosurgeon in West Islip, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Neurological Surgery”.
NPI registry
What is Symeon Missios's address?
Symeon Missios is listed at 1175 Montauk Hwy Ste 6, West Islip, NY 11795. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Symeon Missios?
The number on file is (631) 422-5371. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Symeon Missios's NPI number?
Symeon Missios's National Provider Identifier is 1144336538. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Symeon Missios train?
Symeon Missios attended Geisel School of Medicine at Dartmouth, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How long has Symeon Missios been practicing?
Symeon Missios has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What procedures does Symeon Missios perform?
According to Medicare billing data, Symeon Missios performs procedures including insertion of tube into intracranial artery for diagnosis or treatment with review by radiologist, insertion of tube into extracranial artery for diagnosis or treatment with review by radiologist and insertion of tube into brain artery for diagnosis or treatment with review by radiologist; reads or performs imaging such as ct scan of head or brain before and after contrast and ct scan head or brain without contrast, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Symeon Missios confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Symeon Missios. If this is you, claiming it is free.
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