Physician Profile
Gary A. Zimmerman, M.D.
Unclaimed ProfileAbout Dr. Zimmerman
Gary A. Zimmerman, M.D. practices neurological surgery in New Haven, CT. Gary is a 1990 graduate of State University of New York Downstate Medical Center. According to Medicare claims data, Gary cared for 322 Medicare patients across 392 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and mri scan of lower spinal canal without contrast.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (203) 257-3663
- Email not available
Practice Locations
333 CEDAR ST
New Haven, CT 06510
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 aneurysm
- Brain tumor
- Herniated disc
- Pinched nerve
- Sciatica
- Spinal stenosis
Brain & spine conditions
- Spinal Fluid Leak
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
- Blood Clot On The Brain
- Traumatic brain injury
Brain tumors
- Brain Tumor Symptoms
- Glioblastoma
Movement disorders
- Essential tremor
- Muscle Spasms & Twitches
- Parkinson's disease
- Severe Muscle Spasticity
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
- Sacroiliac joint pain
Pediatric conditions
- Baby Flat Head
- Open Spine Birth Defect
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
- Hunchback Deformity
- Scoliosis
Trauma & injury
- Concussion in Children
- Skull Fracture
- Spinal Cord Injury
Procedures & services
Most searched procedures
- Craniotomy
- Discectomy
- Laminectomy
- Lumbar discectomy
- Spinal fusion
- Spine surgery
Brain & spine surgery
- CSF Leak Repair
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
- GPS-Guided Brain Navigation Surgery
- Skull Bone Removal For Pressure Relief
Cranial reconstruction
- Skull Reconstruction
Diagnostic & therapeutic
Endovascular procedures
- Brain Aneurysm Coiling
Functional neurosurgery
- Surgery For Seizures
- Vagus Nerve Stimulator Implant
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
- Baby Skull Reshaping Surgery
- Nerve Surgery For Cerebral Palsy
Radiation & radiosurgery
Radiation surgery
Skull base surgery
- Acoustic Neuroma Surgery
- Pituitary Tumor Removal
- Skull Base Surgery
Spasticity treatment
- Baclofen Pump Insertion
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
392 services · 322 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Computer-assisted spinal procedure | Procedure | 61783 |
14 | Less often than most peers in Neurological Surgery |
| Mri scan of lower spinal canal without contrast | Imaging | 72148 |
31 | As often as other peers in Neurological Surgery |
| Mri scan of upper spinal canal without contrast | Imaging | 72141 |
17 | As often as other peers in Neurological Surgery |
| X-ray of lower and sacral spine, 2-3 views | Imaging | 72100 |
15 | Less often than most peers in Neurological Surgery |
| X-ray lower and sacral spine, minimum of 6 views | Imaging | 72114 |
14 | Less often than most peers in Neurological Surgery |
| Mri scan of middle spinal canal without contrast | Imaging | 72146 |
12 | Less often than most peers in Neurological Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
215 | More than most peers in Neurological Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
35 | As often as other peers in Neurological Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
20 | As often as other peers in Neurological Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
19 | Less often than most 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 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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 — 31 related providers in 4 groups
Other neurosurgeons in New Haven 7
Same specialty, same city.
Trained at State University of New York Downstate Medical Center 8
Other providers in the same specialty who trained at the same institution.
Class of 1990 at State University of New York Downstate Medical Center 8
Providers who graduated from the same medical school in the same year.
Also performs Computer-assisted spinal procedure 8
Providers in CT who bill this service to Medicare most often.
Common questions
What is Gary A. Zimmerman's specialty?
Gary A. Zimmerman is a neurosurgeon in New Haven, CT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Neurological Surgery”.
NPI registry
Where can I find Gary A. Zimmerman?
Gary A. Zimmerman is listed at 333 Cedar St, New Haven, CT 06510. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Gary A. Zimmerman?
The number on file is (203) 257-3663. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Gary A. Zimmerman's NPI number?
Gary A. Zimmerman's National Provider Identifier is 1265458152. 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
What is Gary A. Zimmerman's education?
Gary A. Zimmerman attended State University of New York Downstate Medical Center, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How long has Gary A. Zimmerman been practicing?
Gary A. Zimmerman has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What is Gary A. Zimmerman known for?
According to Medicare billing data, Gary A. Zimmerman performs procedures including computer-assisted spinal procedure; reads or performs imaging such as mri scan of lower spinal canal without contrast and mri scan of upper spinal canal without contrast, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Gary A. Zimmerman confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Gary A. Zimmerman. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.