Neurosurgeons in Wisconsin
Data updated monthly · Last refresh October 2026
174 Neurological Surgery providers practice in Wisconsin, including 41 (24%) offering telehealth. The largest concentration is in Milwaukee. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
174providers
41telehealth
Milwaukeetop city
Neurological Surgery by city in Wisconsin
Choose a city to see providers there.
Where Neurosurgeons in Wisconsin practice
From CMS Medicare enrollment records covering 91 of the 174 providers listed here (52%). Providers who do not bill Medicare are not included in these figures.
8%solo or small practice (under 10 clinicians)
1%mid-size group (10 to 99)
91%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Neurosurgeons | All clinicians in group | Main city |
| The Medical College of Wisconsin Inc. | 24 | 2,092 | Milwaukee |
| University of Wisconsin Medical Foundation Inc. | 16 | 2,537 | Madison |
| Aurora Medical Group, Inc.. | 9 | 3,764 | Milwaukee |
| Dean Health Systems Inc. | 7 | 1,174 | Madison |
| Mayo Clinic Health System-Northwest Wisconsin Region Inc. | 5 | 797 | Eau Claire |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Neurosurgeons affiliated |
| Froedtert Memorial Lutheran Hospital | Milwaukee | Nonprofit | 3 of 5 | 19 |
| University of Wi Hospitals & Clinics Authority | Madison | Government | 5 of 5 | 17 |
| Community Memorial Hospital | Menomonee Falls | Nonprofit | 4 of 5 | 10 |
| Unitypoint Health - Meriter | Madison | Nonprofit | 5 of 5 | 9 |
| Aurora St Lukes Medical Center | Milwaukee | Nonprofit | 4 of 5 | 8 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Neurological Surgery providers in Wisconsin
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Kamal Thapar, MDAltoona, WI · No drug or device payments recorded (2025) ·
(715) 832-1400 Dr. Phillip Porter, MDAltoona, WI · No drug or device payments recorded (2025) ·
(715) 832-1400 Dr. John Leschke, MDAppleton, WI · $1,493 in drug and device payments (2025) ·
(920) 939-7868 Dr. Joseph Chabot, D.O.Appleton, WI · $2,329 in drug and device payments (2025) ·
(920) 738-2000 Dr. Thomas Wascher, MDAppleton, WI · $474 in drug and device payments (2025) ·
(920) 882-8200 Dr. James Lloyd, M.D.Brookfield, WI · No drug or device payments recorded (2025) ·
(262) 754-5190 Dr. Kimball Fuiks, MDBrookfield, WI · No drug or device payments recorded (2025) ·
(262) 784-4205 Dr. Jose Salazar, M.D.Delavan, WI · No drug or device payments recorded (2025) ·
(262) 728-0533 Dr. Eduardo Perez, MDEau Claire, WI · $1,709 in drug and device payments (2025) ·
(715) 838-5222 Dr. Gary Gasser, MDEau Claire, WI · No drug or device payments recorded (2025) ·
(715) 858-1777 Dr. Gazanfar Rahmathulla, M.D.Eau Claire, WI · $188 in drug and device payments (2025) · Telehealth ·
(715) 838-5222 Dr. Grant Mallory, MDEau Claire, WI · $333 in drug and device payments (2025) · Telehealth ·
(715) 838-5222 Dr. Jonathan Bledsoe, M.D.Eau Claire, WI · $65 in drug and device payments (2025) · Telehealth ·
(715) 838-5222 Dr. Mark Pichelmann, MDEau Claire, WI · No drug or device payments recorded (2025) ·
(715) 838-3311 Dr. Megan Everson, MDEau Claire, WI · $17 in drug and device payments (2025) · Telehealth ·
(715) 838-5222 Dr. Meghan Murphy, MDEau Claire, WI · $58 in drug and device payments (2025) · Telehealth ·
(715) 838-3311 Dr. Terry Schiefer, MDEau Claire, WI · $58 in drug and device payments (2025) · Telehealth ·
(715) 838-5222 Dr. Arvind Ahuja, M.D.Franklin, WI · $315 in drug and device payments (2025) ·
(414) 488-1111 Dr. Jack Deckard, MDGlendale, WI · No drug or device payments recorded (2025) ·
(414) 961-0089 Dr. Bruce Bressler, M.D.Green Bay, WI · No drug or device payments recorded (2025) ·
(920) 465-0723 Dr. Gerald Eckardt, MDGreen Bay, WI · $22 in drug and device payments (2025) ·
(920) 288-8350 Dr. Kenneth Reichert, M.D.Green Bay, WI · $87 in drug and device payments (2025) ·
(920) 288-8350 Dr. Mark Gardon, MDGreen Bay, WI · $19 in drug and device payments (2025) ·
(920) 288-8350 Dr. Max Ots, MDGreen Bay, WI · $1,399 in drug and device payments (2025) ·
(920) 288-8350 Dr. Paul Baek, MDGreen Bay, WI · $87 in drug and device payments (2025) ·
(920) 288-8350 Dr. Richard Harrison, MDGreen Bay, WI · $87 in drug and device payments (2025) ·
(920) 288-8350 Dr. Shawn Belverud, D.O.Green Bay, WI · No drug or device payments recorded (2025) ·
(920) 433-0111 Dr. Joseph Molenda, B.S.Greenfield, WI · $65 in drug and device payments (2025) ·
(414) 759-1477 Dr. Merle Rust, MDJanesville, WI · No drug or device payments recorded (2025) ·
(608) 756-6826 Dr. Ofer Zikel, MDKenosha, WI · No drug or device payments recorded (2025) ·
(262) 942-5600 Dr. Douglas Hughes, M.D.La Crosse, WI · No drug or device payments recorded (2025) ·
(608) 782-7300 Dr. Edward Hames, MDLa Crosse, WI · No drug or device payments recorded (2025) ·
(608) 785-0940 Dr. Hsu-hsien Lwu, MD, FRCSCLa Crosse, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 785-0940 Dr. Humbert Sullivan, MDLa Crosse, WI · No drug or device payments recorded (2025) ·
(608) 782-7300 Dr. Jason Waddell, DOLa Crosse, WI · No drug or device payments recorded (2025) ·
(608) 782-7300 Dr. Jerry Davis, MDLa Crosse, WI · No drug or device payments recorded (2025) ·
(608) 782-7300 Dr. John Styliaras, MDLa Crosse, WI · $76 in drug and device payments (2025) ·
(608) 785-0940 Dr. Kerry White, MDLa Crosse, WI · No drug or device payments recorded (2025) ·
(608) 782-7300 Dr. Mark Stevens, MDLa Crosse, WI · No drug or device payments recorded (2025) ·
(608) 791-9831 Dr. Michael Ebersold, MDLa Crosse, WI · No drug or device payments recorded (2025) ·
(608) 782-7300 Dr. Walter Faillace, MDLa Crosse, WI · No drug or device payments recorded (2025) ·
(608) 782-7300 Dr. Adithya Kannan, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Alan Lozier, MDMadison, WI · $212 in drug and device payments (2025) · Telehealth ·
(608) 260-2900 Dr. Alex WitekMadison, WI · $212 in drug and device payments (2025) · Telehealth ·
(608) 260-2900 Dr. Amgad Hanna, M.D.Madison, WI · No drug or device payments recorded (2025) ·
(608) 263-7502 Dr. Angela Wang, M.D.Madison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 262-2646 Dr. Azam Ahmed, M.D.Madison, WI · $262 in drug and device payments (2025) · Telehealth ·
(608) 263-7502 Dr. Bermans Iskandar, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-7502 Dr. Bradley Schmidt, M.D.Madison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 263-7502 Conditions Neurological Surgery providers in Wisconsin commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Neurological Surgery providers. Individual practices vary, so confirm with the provider before booking.
- Herniated disc
- Brain tumors
- Spinal stenosis
- Trigeminal neuralgia
Common questions
How many Neurological Surgery providers are in Wisconsin?There are 174 Neurological Surgery providers with active NPI records practicing in Wisconsin, according to federal NPPES data refreshed monthly.
Do Neurological Surgery providers in Wisconsin offer telehealth?Yes. 41 of the 174 Neurological Surgery providers in Wisconsin (about 24%) report offering telehealth services in CMS data.
Which cities in Wisconsin have the most Neurological Surgery providers?Milwaukee (58), Madison (42), La Crosse (11) have the highest concentration of Neurological Surgery providers in Wisconsin.
How many Neurological Surgery providers in Wisconsin received drug or device company payments?77 of 174 Neurological Surgery providers in Wisconsin (44%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Neurological Surgery providers in Wisconsin treat?Neurological Surgery providers commonly treat herniated disc, brain tumors, spinal stenosis, trigeminal neuralgia and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Neurosurgeons in Wisconsin work in independent practices or large health systems?Among 91 Neurosurgeons in Wisconsin enrolled in Medicare, 8% bill through a solo or small practice with fewer than 10 clinicians, 1% through a mid-size group of 10 to 99, and 91% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Neurosurgeons in Wisconsin work at?According to CMS facility affiliation records, the Wisconsin hospitals where the most Neurosurgeons hold privileges are Froedtert Memorial Lutheran Hospital in Milwaukee; University of Wi Hospitals & Clinics Authority in Madison; Community Memorial Hospital in Menomonee Falls.
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