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Edit this profileAt a glance
- 9200 W Wisconsin Ave, Milwaukee, WI 53226
About Dr. Zwagerman
Nathan T. Zwagerman, M.D. is a healthcare provider in Milwaukee, WI specializing in neurological surgery. Nathan trained at Wayne State University School of Medicine, graduating in 2010. Medicare claims data shows Nathan provided 223 services to 210 patients. The services billed most often include established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more, telephone medical discussion with physician, 5-10 minutes, and computer-assisted procedure inside brain. This provider record is associated with NPI 1689970543.
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
- (414) 805-5400
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
9200 W WISCONSIN AVE
Milwaukee, WI 53226
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
Nerve surgery
Pain procedures
- Epidural steroid injection
- Facet Joint Injections
- Pain pump implant
- Radiofrequency ablation
- Spinal cord stimulator implant
Pediatric neurosurgery
Radiation & radiosurgery
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
Procedures Most Often Billed to Medicare
223 services · 210 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Computer-assisted procedure inside brain | Procedure | 61781 |
39 | More than most peers in Neurological Surgery |
| Use of operating microscope | Procedure | 69990 |
13 | Less often than most peers in Neurological Surgery |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
50 | More often than most peers in Neurological Surgery |
| Telephone medical discussion with physician, 5-10 minutes | Office visit | 99441 |
48 | More often than most peers in Neurological Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
30 | As often as other 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 |
19 | Less often than most peers in Neurological Surgery |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
12 | Less often than most peers in Neurological Surgery |
| New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more | Office visit | 99202 |
12 | 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.
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.
Other neurosurgeons in Milwaukee 8
Same specialty, same city.
Trained at Wayne State University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 13 related providers in 2 groups
Class of 2010 at Wayne State University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Computer-assisted procedure inside brain 5
Providers in WI who bill this service to Medicare most often.
Common questions
What does Nathan T. Zwagerman specialize in?
Nathan T. Zwagerman is a neurosurgeon in Milwaukee, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Neurological Surgery”.
NPI registry
Where is Nathan T. Zwagerman located?
Nathan T. Zwagerman is listed at 9200 W Wisconsin Ave, Milwaukee, WI 53226. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Nathan T. Zwagerman's phone number?
The number on file is (414) 805-5400. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Nathan T. Zwagerman?
Nathan T. Zwagerman's National Provider Identifier is 1689970543. 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 Nathan T. Zwagerman train?
Nathan T. Zwagerman attended Wayne State University School of Medicine, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Nathan T. Zwagerman have?
Nathan T. Zwagerman has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
What does Nathan T. Zwagerman do most often?
According to Medicare billing data, Nathan T. Zwagerman performs procedures including computer-assisted procedure inside brain and use of operating microscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Nathan T. Zwagerman's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Nathan T. Zwagerman. If this is you, claiming it is free.
Guide.md
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